one meter equals how many miles, yards, feet, inches?
Answers
Answer:
0.000621 mile
1.094 yards
3 feet 3.37 inches
39.37 inches
Answer:
1m = 0.000621371 miles = 1.09361 yards = 3.28084 feet = 39.3701 inches
Related Questions
What would it take to get the stone slab to move? Propose an
idea and explain how it would work in the context of Newton's
laws.
Answers
In order to get a stone slab to move, one would have to apply force to it. This can be done in a number of ways, depending on the situation. Here are a few possible laws that could be proposed for moving a stone slab:1. Newton's first law of motion: This law states that an object at rest will stay at rest unless acted upon by an external force. Therefore, to move a stone slab, one would need to apply a force to it.
This could be done by pushing it, pulling it, or applying a force from a lever or other mechanical device. Newton's second law of motion: This law states that the force required to accelerate an object is directly proportional to its mass. Therefore, to move a stone slab, a greater force would be required if it is more massive. This could be accomplished by using more people to push or pull the slab, or by using a larger lever or other mechanical device.. Friction: Friction is the force that opposes motion between two surfaces that are in contact with each other. In order to move a stone slab, one would need to overcome the friction between it and the surface it is resting on. This could be accomplished by reducing the friction (for example, by using rollers or lubricant), or by applying a greater force to overcome the friction.Work: Work is defined as the product of force and distance. Therefore, in order to move a stone slab, one would need to apply a force over a certain distance.This could be accomplished by pushing or pulling the slab over a distance, or by using a lever or other mechanical device to apply force over a greater distance.These are just a few possible laws that could be proposed for moving a stone slab. Ultimately, the best approach will depend on the specific situation and the resources available.For such more question on Newton's second law
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Why do astronauts wear shiny suits for space walks?
Answers
Answer:
Explanation:
Astronauts must wear spacesuits whenever they leave a spacecraft and are exposed to the environment of space. In space, there is no air to breath and no air pressure... Spacesuits are specially designed to protect astronauts from the cold, radiation and low pressure in space. They also provide air to breathe.
Explain how coral reefs alter the weathering and erosion of shorelines.
Answers
Answer: Coral reef structures also buffer shorelines against 97 percent of the energy from waves, storms, and floods, helping to prevent loss of life, property damage, and erosion. When reefs are damaged or destroyed, the absence of this natural barrier can increase the damage to coastal communities from normal wave action and violent storms.
if a needle had to be removed from a syringe, what would be the safest way to do so based on safe sharps work practices? remove the needle by twisting off the syringe directly by hand ask a colleague to hold the syringe while you twist the needle off by hand recap the needle with a forceps, then remove the needle from the syringe by hand use a needle box equipped with a needle removal device that permits the needle to fall directly into the needle box or sharps container when removed
Answers
The safely removing a needle from a syringe based on safe sharps work practices is to use a needle box equipped with a needle removal device that permits the needle to fall directly into the needle box or sharps container when removed.
This method ensures that the needle is immediately disposed of in a safe manner, reducing the risk of accidental needlestick injuries. It is important to never remove the needle by twisting off the syringe directly by hand, as this can cause the needle to become dislodged and potentially cause harm. Similarly, asking a colleague to hold the syringe while you twist the needle off by hand also poses a risk. Recapping the needle with forceps before removing it by hand is also not recommended, as it increases the risk of needlestick injuries. Therefore, using a needle box equipped with a needle removal device is the safest and most effective method for removing a needle from a syringe.
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A 3.000 u object moving to the light through a laboratory at 0.8c collides with a 4.000 u object moving to the left through the laboratory at 0.6c. Afterward, there are two objects, one of which is a 6.000 u mass at rest.(a) What are the mass and speed of the other object?(b) Determine the change in kinetic energy in this collision.
Answers
The speed of the other object formed is 4.8 m/s.
The change in kinetic energy is 9.84 J.
Mass of the first object, m₁ = 3 u
Velocity of the first object, v₁ = 0.8 c
Mass of the second object, m₂ = 4 u
Velocity of the second object, v₂ = 0.6 c
Mass of the object at rest, m' = 6 u
a) According to the conservation of momentum,
m₁ + m₂ = m'+ m
So, m = (3 + 4) - 6
m = 7 - 6 = 1 u
m₁v₁ + m₂v₂ = (m x v) + (m' x v')
(3 x 0.8) + (4 x 0.6) + (1 x v) + (6 x 0)
Therefore, the speed of the other object formed is,
v = 2.4 + 2.4
v = 4.8 m/s
b) The change in kinetic energy is given by,
E = KE - (KE₁ + KE₂)
E = 1/2mv² - (1/2m₁v₁² + 1/2m₂v₂²)
E = 1/2(mv² - m₁v₁² - m₂v₂²)
E = 1/2[(1 x (4.8)² - 3 x (0.8)² - 4 x (0.6)²]
E = 1/2(23.04 - 1.92 - 1.44)
E = 1/2 x 19.68
E = 9.84 J
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I WILL GIVE BRAINLIEST!!!
The Earth's diameter at the equators is ____ its diameter at the poles.
equal to
less than
greater than
Answers
INSTRUCTIONS:
(1) Avoid using of and/or referring to any online sources!
(2) Write in your own words and sufficiently explain your reasoning based on your understanding of the astronomy concepts and thoughts presented in the chapter/textbook and related astronomy/astrophysics journals!
W.Q. 1: If photons of blue light have more energy than photons of red light, how can a beam of red light carry as much energy as a beam of blue light?
W.Q. 2: Name and explain at least two (2) advantages that reflecting telescopes have over refractors.
W.Q. 3: What is refraction and what causes it? Explain
NEXT PAGE!
W. Q. 4: Consider two optically perfect telescopes having different diameters but the same focal length. Is the image of a star larger or smaller in the focal plane of the larger telescope? Explain your answer!
W. Q. 5: Explain quantum efficiency and how it contributes to the detection of faint astronomical objects.
Answers
1) The number of photons in each beam is what determines the amount of energy each beam carries. A beam of red light contains more photons than a beam of blue light, but each photon in the blue beam carries more energy than each photon in the red beam. Therefore, the two beams can carry the same amount of energy despite having different energies per photon.
2) Reflecting telescopes have two advantages over refractors. They are cheaper to manufacture, and they do not suffer from chromatic aberration.
3) Refraction is the bending of light as it passes from one medium to another. Refraction occurs because light waves travel at different speeds through different materials. The amount of refraction depends on the angle at which the light passes through the medium.
4) The image of a star is larger in the focal plane of the larger telescope. This is because the larger telescope collects more light than the smaller telescope, which means that the image is brighter and has a higher signal-to-noise ratio.
5) Quantum efficiency is a measure of how efficiently a detector converts incoming photons into electrical signals. A higher quantum efficiency means that more of the incoming
photons are detected, which makes it easier to detect faint astronomical objects.
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1) The number of photons in each beam is what determines the amount of energy each beam carries.
2) Reflecting telescopes have two advantages over refractors.
3) Refraction is the bending of light as it passes from one medium to another.
4) The image of a star is larger in the focal plane of the larger telescope.
5) Quantum efficiency is a measure of how efficiently a detector converts incoming photons into electrical signals.
1) The number of photons in each beam is what determines the amount of energy each beam carries. A beam of red light contains more photons than a beam of blue light, but each photon in the blue beam carries more energy than each photon in the red beam. Therefore, the two beams can carry the same amount of energy despite having different energies per photon.
2) Reflecting telescopes have two advantages over refractors. They are cheaper to manufacture, and they do not suffer from chromatic aberration.
3) Refraction is the bending of light as it passes from one medium to another. Refraction occurs because light waves travel at different speeds through different materials. The amount of refraction depends on the angle at which the light passes through the medium.
4) The image of a star is larger in the focal plane of the larger telescope. This is because the larger telescope collects more light than the smaller telescope, which means that the image is brighter and has a higher signal-to-noise ratio.
5) Quantum efficiency is a measure of how efficiently a detector converts incoming photons into electrical signals. A higher quantum efficiency means that more of the incoming
photons are detected, which makes it easier to detect faint astronomical objects.
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14. Which of the following is an example of
technology?
a. mass
b. physical science
c. screwdriver
d. none of the above
Answers
Answer:
none of the above or screwdriver
Wolves, which are top predators, were eliminated from Yellowstone National Park in the 1930s. In 1995, wolves were reintroduced into Yellowstone. During the period in which wolves were absent from Yellowstone, which MOST likely occurred?
A. an increase in competition for food resources among small prey
B. a greater opportunity for primary producers to flourish
C. an increase in the population of tertiary consumers
D. a greater balance of predator-prey relationships
Answers
Answer:
The answer is E
Explanation:
Wolves died off from the rona virus back in the 1930s so when they came back they brought C- 19 with them
Scientific notation of 1,750
Answers
hopes this helps if not im really sorry
The distance between two consecutive minimums
(nodes) in a sound-wave pattern is?
Answers
In a given stationary wave, the distance between two successive nodes or antinodes is half of the wavelength.
What is wavelength?The distance between identical points (adjacent crests) in adjacent cycles of a waveform signal carried in space or along a wire is defined as the wavelength.
The SI unit of wavelength is the meter, abbreviated as m. Multiples or fractions of a meter are also employed when measuring wavelength.
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Una carga q1 = - 45 µC esta colocada a 30 mm a la izquierda de una carga q2 = 25 µC . ¿Cuál es la fuerza resultante sobre una carga de q3 = 20 µC localizada exactamente 50 mm arriba de la carga de 25µC ?
Answers
Answer:
La fuerza resultante sobre q₃ es -1.2245 × 10⁻¹⁵ i + -0.24 × 10⁻¹⁵ j
La magnitud de la fuerza resultante sobre q₃ es aproximadamente 1.25 × 10⁻¹⁵ N
Explanation:
q₁ = -45 μC = -45 × 10⁻⁶ C
r₁₂ = 30 mm = 30 × 10⁻³ m
q₂ = 25 μC = 25 × 10⁻⁶ C
r₂₃ = 50 mm = 50 × 10⁻³ m
q₃ = 20 μC = 20 × 10⁻⁶ C
k = 9×10⁻⁹ N·m²/C²
Por lo tanto;
r₁₃ = √(50² + 30²) = 10·√(34)
F₁₂ = 9×10⁻⁹ × (-45 × 10⁻⁶)×(25 × 10⁻⁶)/(30 × 10⁻³)² = -1.125 × 10⁻¹⁴
F₁₂ = -1.125 × 10⁻¹⁴ N
F₂₃ = 9×10⁻⁹ × (20 × 10⁻⁶)×(25 × 10⁻⁶)/(50 × 10⁻³)² = 1.8 × 10⁻¹⁵ j
F₁₃ = 9×10⁻⁹ × (-45 × 10⁻⁶)×(20 × 10⁻⁶)/(10·√34 × 10⁻³)² = -2.38× 10⁻¹⁵
Los componentes de F₁₃ son;
-2,38 × 10⁻¹⁵ × cos (arctan (30/50)) = -2,04 × 10⁻¹⁵ j
-2,38 × 10⁻¹⁵ × sin (arctan (30/50)) = -1,2245 × 10⁻¹⁵ i
La fuerza resultante sobre la carga q₃, \(\left | \underset {F_3} \rightarrow \right |\) = \(\underset{F_{13}}{\rightarrow}\) + \(\underset{F_{23}}{\rightarrow}\)
∴ \(\left | \underset {F_3} \rightarrow \right |\) = 1.8 × 10⁻¹⁵ j + -1.2245 × 10⁻¹⁵ i + -2.04 × 10⁻¹⁵ j
La fuerza resultante sobre q₃ es \(\left | \underset {F_3} \rightarrow \right |\) = -1.2245 × 10⁻¹⁵ i + -0.24 × 10⁻¹⁵ j
La magnitud de la fuerza resultante sobre q₃,
\(\left | F_3 \right |\) = √((-1.2245 × 10⁻¹⁵)² + (-0.24 × 10⁻¹⁵)²) ≈ 1.25 × 10⁻¹⁵
La magnitud de la fuerza resultante sobre q₃, \(\left | F_3 \right |\) ≈ 1.25 × 10⁻¹⁵ N.
III. Directions: Write TRUE if the statement is correct if FALSE change the incorrect underline word. Write your answers on a separate answer sheet of paper. 1. The night- vision goggles make use of microwave. 2. Infrared remote controls are used in TV, video, cassette recorders and other electronic appliances. 3. Radio waves are used in in communication devices, car locking system and computers. 4. Microwaves are reflected in many directions by the fan and the walls of the microwave oven during baking of or cooking of food. 5. Radio waves scanners are used to show the temperature variation of the body. This can be used for medical diagnosis.
Answers
infrared
true
infrared
true
infrared
Plants release oxygen into the air us what type of sphere
Answers
Answer:
Biosphere
Explanation:
Plants release the biosphere into the atmostphere. :)
A school classroom has six identical lamps. Each of the lamps is connected in parallel across a 220V mains supply. State the voltage across one of the lamps
Answers
The voltage across one of the lamps will be 220V. This is because when components are connected in parallel, the voltage across each component is the same as the voltage across the source.
What is voltage?Voltage is a measure of the potential difference in electrical energy between two points. It is measured in volts and is the electrical force that causes current to flow in an electrical circuit. Voltage is the energy per unit charge that causes a current to flow through a conductor. It can be compared to the pressure of water in a pipe, where the greater the pressure, the more water that can be pushed through the pipe. Voltage is the primary factor in determining the amount of electrical current that can be produced in an electrical circuit. Voltage is also related to the amount of power that can be produced in an electrical circuit. Voltage can be generated by a variety of sources, such as batteries, generators, and rectifiers.
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FILL IN THE BLANK modern seatbelts have locking mechanisms that are triggered by _______ movement or ________ movement.
Answers
Modern seatbelts have locking mechanisms that are triggered by sudden or rapid movement or deceleration.
Seatbelt locking mechanisms are designed to secure the occupant in the event of a sudden stop, impact, or collision. They utilize various mechanisms to detect abrupt changes in movement or deceleration and lock the seatbelt to prevent excessive forward movement of the occupant.
One common type of locking mechanism is the emergency locking retractor (ELR), which is found in most modern seatbelts. The ELR allows the seatbelt to freely extend and retract during normal driving conditions but locks the belt during sudden movements or rapid deceleration. This is achieved through a pendulum or inertia sensor within the seatbelt retractor mechanism.
When the vehicle experiences a rapid forward movement or deceleration, the pendulum or inertia sensor detects the change and engages the locking mechanism. The locking mechanism prevents the seatbelt from extending further, holding the occupant in place and preventing excessive forward motion during a crash or sudden stop. This helps to distribute the forces of the impact more evenly across the body, reducing the risk of injury.
In addition to the sudden or rapid movement, some seatbelts may also have a feature called a pretensioner. Pretensioners are designed to activate during a collision and instantly retract the seatbelt, removing any slack and tightening it against the occupant's body. This further enhances the effectiveness of the seatbelt by reducing the occupant's forward movement and ensuring a snug fit.
Overall, the locking mechanisms in modern seatbelts are triggered by sudden or rapid movement or deceleration, enabling them to provide effective restraint and protection in the event of a crash or sudden stop.
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I need help with some graph.
Which graph shows acceleration?
Answers
Answer:
The first graph
Explanation:
Graph A shows acceleration.
I just know
A child pushes a toy truck 2.5 m across a floor with a constant force of 22 N. How much work does the child do on the toy truck?
22/2.5= 8.8 J
22 x 2.5= 55 W
22/2.5= 8.8 W
22 x 2.5= 55 J
Answers
Answer:
55j
Explanation:
work= force × distance
We have that When A child pushes a toy truck 2.5 m across a floor with a constant force of 22 N.The work done by the child on the toy truck
W= 55 Joules
22 x 2.5= 55 J
Option D
From the question we are told that
A child pushes a toy truck 2.5 m
A constant force of 22 N.
Generally the equation for the Workdone is mathematically given as
W=f*d
W=22N*2.5
W= 55 Joules
Therefore
When A child pushes a toy truck 2.5 m across a floor with a constant force of 22 N.The work done by the child on the toy truck
W= 55 Joules
22 x 2.5= 55 J
Option D
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A drag racer starts her car from rest and accelerates at 10.0 m/s2 for the entire distance of 400 m .how long did it take the race car to travel this distance in s? answer key
Answers
To travel a distance of 400 m the car will take a time of: 8.944 s
The formulas and procedures we will use to solve this exercise are:
vf = √ (vi² + 2 * a * x)t = (2 * x)/ (vi + vf)Where:
vf = final velocityx = distancet = timevi = initial velocitya = accelerationInformation about the problem:
vi = 0 m/sa = 10.0 m/s²x = 400 mvf =?t = ?Applying the final velocity formula we have:
vf = √ (vi² + 2 * a * x)
vf = √ ((0 m/s)² + 2 * 10.0 m/s² * 400 m)
vf = √ (0 m²/s² + 8000 m²/s²)
vf = √(8000 m²/s²)
vf = 89.44 m/s
Applying the time formula we have:
t = (2 * x)/ (vi + vf)
t = (2 * 400 m)/ (0 m/s + 89.44 m/s)
t = 800 m / 89.44 m/s
t = 8.944 s
What is acceleration?It is a physical quantity that indicates the variation of velocity as a function of time, it is expressed in units of distance per time squared e.g.: m/sec2 ; km/h2
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en el extremo de una cuerda tensa muy larga se produce un impulso que genera una frecuencia de 8h2 y una aptitud de 0.02m , si la perturbación se propaga a lo largo de la cuerda con una velocidad de 20m/5 . determina la longitud de onda y la frecuencia de ondas generales
Answers
First, we can use the formula for the speed of propagation of waves on a string, v = sqrt(T/u), where T is the tension in the string and u is the linear mass density of the string.
Assuming that the string is ideal and its density is constant, we can calculate the velocity of propagation: v = 20 m/s Then, we can use the wavelength formula, λ = v/f, where f is the frequency. λ = v / f = 20 m/s / 8 Hz = 2.5 m. To find the frequency of general waves, we can use the equation for the speed of propagation of waves, v = λ*f, and substitute the values we know: f = v / λ = 20 m/s / 0.02 m = 1000 Hz Therefore, the wavelength of the wave generated on the string is 2.5 meters and the frequency of the general waves propagating along the string is 1000 Hz.
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Psertica track detectors are ised to measure the speed of particles in the lifetime of the particie is known. Particie-X has a lifetime of 256.2. an experment inside the detector by a given reaction. The partides leave 10.6 cm long tracks on average before they decay into other particies not abservable by the detectori What is the aunage speed of the particles in terms of the speed of light? Tries 0/12
Answers
The average speed of the particles in terms of the speed of light is 0.976c. Given that, The particle-X has a lifetime of 256.2.A particle track detector is used to measure the speed of particles. On average, the particles leave 10.6 cm long tracks before they decay into other particles that are not observable by the detector.
The formula to calculate the average speed of the particles is given as;v = d / t Where,v = velocity of the particles, d = distance traveled by the particles, and t = time taken by the particles. The distance traveled by the particles before they decay is 10.6 cm = 0.106 m. The lifetime of the particle is given as 256.2 s. Therefore, time taken by the particle to decay, t = 256.2 s.
The speed of the particles can be calculated as follows; v = d / tv = 0.106 / 256.2v = 4.135 × 10^-4 m/s The speed of the particles in terms of the speed of light can be calculated as follows; Speed of light = 3 × 10^8 m/s Average speed of the particles in terms of the speed of light, v/c= (4.135 × 10^-4) / (3 × 10^8)= 0.976 × 10^-8= 0.976cTherefore, the average speed of the particles in terms of the speed of light is 0.976c.
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If temperature is a measure of kinetic energy of the molecules in a substance, why isn’t the temperature of two liters of boiling water twice as high as it of one liter?
Answers
Answer:
Temperature is not a measure of the total kinetic energy of all the molecules in a substance. Two liters of boiling water have twice as much kinetic energy as one liter. The temperatures are the same because the average kinetic energy of molecules in each is the same.
the latent heat of fusion of a substance is the amount of energy associated with doing which of the following to 1 kg of the substance
A. Buring it completely
B. Raising its temperature 1 c
C. Boiling it at its boiling point
D Melting it at its melting point
Answers
Answer:Boiling at its boiling point
Explanation:
write the energy change when charging the battery of a mobile phone
Answers
Answer:
Chemical energy
Explanation:
Because most of the modern mobile batteries are lithium ion batteries where the electricity is stored by the chemical changes in the ionic structure of the battery.
Answer:
to make an energy the electricity provide the energy charging when use
(4.81•10^3)+(7.913•10^5)
in scientific notation
Answers
Answer:
796110
Explanation:
(4.81)(1000)+7.913(105)
=4810+7.913(105)
=4810+(7.913)(100000)
=4810+791300
=796110
Explantion:
Julio rubs a balloon with a cloth and places the balloon next to his head. He uses another balloon and places it next to his head without rubbing a cloth against it. Select the control in Julio's experiment.a.Both balloons he used in the experimentb.The balloon that was not rubbed with a clothc.The balloon that was rubbed with a clothd.Placing the balloon next to his hair
Answers
In Julio's experiment, the control would be the balloon that was not rubbed with a cloth (option b).
The control is an essential part of an experiment, as it serves as a basis for comparison and helps to determine the cause of observed changes. In this case, the control balloon helps to isolate the effect of rubbing the cloth on the other balloon.
When Julio rubs a balloon with a cloth, he is creating a buildup of static electricity, which can cause the balloon to attract objects, such as his hair. By using a second balloon without rubbing it with a cloth, he can compare the effects of the static electricity generated in the first balloon to the behavior of the second balloon, which has not been subjected to the same treatment.
By comparing the two balloons, Julio can better understand the influence of rubbing the cloth on the balloon and the role of static electricity in this phenomenon. Without the control balloon, it would be more difficult to determine whether the observed effects are solely due to the rubbing of the cloth or other factors.
In conclusion, the control in Julio's experiment is the balloon that was not rubbed with a cloth. This control helps to isolate the effects of rubbing the cloth and demonstrates the role of static electricity in the experiment. The correct option is b.
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9. A bicyclist is moving down a hill. Her position on the hill gives her 720 J of potential energy, and her
movement gives her 680 J of kinetic energy. What is her total mechanical energy?
A. 260 J
B. 1400 J
C. 2648 J
D. 2.86×105 J
Answers
The total mechanical energy of the bicyclist is 1400 J, obtained by adding her potential energy of 720 J and kinetic energy of 680 J. The correct answer is option B.
The total mechanical energy of a moving object is the sum of its kinetic energy and potential energy. Kinetic energy is defined as the energy an object has due to its motion, whereas potential energy is the energy an object has due to its position or configuration.Therefore, the total mechanical energy of the bicyclist is calculated by adding her kinetic energy and potential energy. According to the question, the bicyclist has 720 J of potential energy and 680 J of kinetic energy.Total mechanical energy = Potential energy + Kinetic energy = 720 J + 680 J = 1400 JTherefore, the total mechanical energy of the bicyclist is 1400 J. Therefore, the correct answer is option B.For more questions on mechanical energy
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read the vernier caliper properly please please
Answers
Know vernier caliper to analysis this image.
What is vernier caliper?
A tool for measuring linear dimensions Utilizing the measuring jaws, it is also used to determine the diameter of a sphere.
What is contained in the vernier caliper?
A large vernier caliper used to measure interior building dimensions.
The smallest reading on the vernier caliper's main scale is equal to its least count, which is equal to 1 mm divided by 10 divisions, or 0.1 mm. Length = (VSR * LC) + MSR is used to calculate the length of the object. MSR: the principal scale reading.
Along the vernier calliper's body is a substantial scale. Depending on how it is being used, the main scale's reading may be in centimeters or millimeters. According to SI units, 1 mm is the smallest main scale division.
Therefore, 1 mm is the smallest main scale division.
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Which diagram shows the most likely effect when a rock is weathered by water flowing over its entire surface
Answers
Answer:
the answer to this would be D.
Answer: Its D but it might swap to another letter so keep your eye out bud pass this test good luck
Explanation:
What is the acceleration of a car making a turn in a circle with a 100m radius traveling at
17m/s?
Answers
Answer:
2.89 m/s²
Explanation:
From the question given above, the following data were obtained:
Radius (r) = 100 m
Velocity (v) = 17 m/s
Acceleration (a) =.?
The acceleration of a circular motion is defined by:
a = v²/r
Where:
a is the acceleration.
v is the velocity.
r is the radius.
With the above formula, we can obtain the acceleration of the car as follow:
Radius (r) = 100 m
Velocity (v) = 17 m/s
Acceleration (a) =.?
a = v²/r
a = 17²/ 100
a = 289/100
a = 2.89 m/s²
Therefore, the acceleration of the car is 2.89 m/s²