When room temperature soda is poured into a glass of ice, several things occur.
What happens to the temperature of the soda when it is poured into a glass of ice?When room temperature soda is poured into a glass of ice, several things occur. First, the ice begins to absorb heat from the soda, causing it to melt and lower the overall temperature of the mixture.
As the ice melts, the soda becomes colder, as the heat energy is transferred to the ice.
This process is known as heat transfer through conduction. Additionally, the carbonation in the soda causes bubbles to form as the pressure decreases due to the colder temperature. The bubbles rise to the surface and escape into the air.
The result is a refreshing glass of soda with a lower temperature and increased carbonation, making it more enjoyable to drink on a hot day.
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Ranks the regions of the electromagnetic spectrum in proper order from highest to lowest frequency.
1. x-rays
2. gamma rays
3. microwaves
4. visible
5. radio
The proper order of the regions of the electromagnetic spectrum from highest to lowest frequency is as follows:
1. Gamma rays
2. X-rays
3. Visible light
4. Microwaves
5. Radio waves
Gamma rays have the highest frequency among the regions of the electromagnetic spectrum. They consist of high-energy photons and are often emitted during nuclear reactions and radioactive decay processes. X-rays have slightly lower frequencies than gamma rays and are commonly used in medical imaging and scientific research.
Visible light falls within the middle of the electromagnetic spectrum. It is the portion that our eyes can detect and is responsible for the colors we perceive. The order of colors from highest to lowest frequency in visible light is violet, indigo, blue, green, yellow, orange, and red.
Microwaves have lower frequencies than visible light and are used in technologies such as cooking, telecommunications, and radar systems. Finally, radio waves have the lowest frequency among the regions mentioned and are widely used for broadcasting, communication, and wireless technologies.
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I WILL MARK YOU THE BRAINLIEST NO LINKS
What is the net force acting on the airplane?
740 N right -->
700 N right -->
100 N left <--
760 N right -->
Answer:
100 N left <--
Explanation:
Answer:
100 to the left
Explanation:
an aircraft passes directly over you with a speed of 900 km/h at an altitude of 10 000 m. what is the angular velocity of the aircraft (relative to you) when directly overhead? three minutes later?
Okay, let's break this down step-by-step:
1) Aircraft speed = 900 km/h = 250 m/s
2) Altitude = 10,000 m
3) When directly overhead:
- Angular velocity = (Velocity) / (Distance) = (250 m/s) / (10,000 m altitude) = 0.025 rad/s
4) 3 minutes later:
- Aircraft will have moved 10,000 * (3/60) = 500 m away from your position
- New distance from you = 10,500 m
- New angular velocity = (250 m/s) / (10,500 m) = 0.024 rad/s
So in summary:
- When directly overhead: Angular velocity = 0.025 rad/s
- 3 minutes later: Angular velocity = 0.024 rad/s
Let me know if you have any other questions!
Okay, let's break this down step-by-step:
1) Aircraft speed = 900 km/h = 250 m/s
2) Altitude = 10,000 m
3) When directly overhead:
- Angular velocity = (Velocity) / (Distance) = (250 m/s) / (10,000 m altitude) = 0.025 rad/s
4) 3 minutes later:
- Aircraft will have moved 10,000 * (3/60) = 500 m away from your position
- New distance from you = 10,500 m
- New angular velocity = (250 m/s) / (10,500 m) = 0.024 rad/s
So in summary:
- When directly overhead: Angular velocity = 0.025 rad/s
- 3 minutes later: Angular velocity = 0.024 rad/s
Let me know if you have any other questions!
A ball is thrown down from the edge of a cliff on the moon (g = 1.6 m/s2, down) with a speed of 10 m/s. If the cliff is 150 m tall, how long does it take the ball to hit the lunar surface?
The time taken by the ball to hit the lunar surface is 13.7 seconds.
What is free fall?Free fall is the motion of a body that is allowed to fall freely under the influence of gravity alone.
Free-falling objects are given zero velocity initially, but once they start falling, they are accelerated by a factor known as acceleration due to gravity, g.
The acceleration due to gravity is a constant on the earth but varies from one planetary body to another.
The acceleration due to gravity on the earth's surface has a value of 9.81 m/s².
The acceleration due to gravity in the moon, g = 1.6 m/s².
Calculating the time taken for the ball to hit the lunar surface:
time taken, t = √(2 * h / g)
h = 150 m
t = √(2 * 150 / 1.6)
t = √(300 / 1.6)
t = 13.7 seconds.
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how could a scale be used to measure magnetic force
Answer:
The magnetic pull strength is measured by using the calibrated scale and a ferrous test piece to determine the breakaway force, typically measured in pounds or ounces. (I don't take credit for this answer)
Explanation:
The first wave that forms when the wind begins to blow across the ocean surface is a ________.
The first wave that forms when the wind begins to blow across the ocean surface is a capillary wave
The capillary waves represent the initial state of a wave that are produced by vortices in a flat sea. When the winds blow over an ocean, energy is transferred from the wind to the sea. and that produced the waves. They are also presented as ripples.
The capillary waves have a wavelength less than 1.7 cm or 0.68 inches and its speed of 0.2 to 0.3 meter per second.
What is a capillary wave?It is a wave that is travelling along the interface boundary of a fluid and it is influenced by the effect of surface tension and the gravity.
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Calculate the value of AE for your car's engine when it does 370. kJ of work to move the car and releases 840. kJ of heat to the cooling system. A)-1210 kJ B) -840 kJ C) -470 kJ D) 470 kJ E) 1210 kJ
A) The value of AE car's engine is -1210KJ
The relationship between work, internal energy and heat are used for first law of thermodynamic. the first law of thermodynamic is applied for the energy principle to the systems where heat ,work are transfer in and out of the systems.
Value of AE for car's engine is -1210KJ
Where AE = +Q+W (or) -Q-w
The work of moving car is 370KJ therefore W =370KJ
The heat of the moving car is 840KJ therefore Q = 840KJ
The AE is negative because absorbs heat and work has done on it and the above values are negative
Then, Q= -840 KJ
W = -370 KJ
The formula for AE for negative is AE = -Q-W
AE= -370 - 840
AE= -1210KJ
The correct option is A.
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What is the heat required to decrease the temperature of a 40 keg object by 30 K if the specific heat of the object is 950J/kg*K?
Therefore, the heat required to decrease the temperature of a 40 kg object by 30 K is 1,140,000 J.
What distinguishes latent heat from specific heat?The energy absorbed or released as a substance changes phases is known as latent heat. The amount of heat needed to raise a substance's temperature by one degree Celsius (or one Kelvin) in one gramme while maintaining a constant pressure is known as its specific heat.
The heat required to decrease the temperature of an object can be calculated using the formula:
Q = m * c * ΔT
where Q is the heat required, m is the mass of the object, c is the specific heat of the object, and ΔT is the change in temperature.
Given that the object has a mass of 40 kg and a specific heat of 950 J/kg*K, and the temperature needs to be decreased by 30 K, we can substitute these values in the formula to find the heat required:
Q = 40 kg * 950 J/kg*K * 30 K
Q = 1,140,000 J
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Does a calculation lose any information when converted from centimeters to meters? Explain
Answer:
No
Explanation:
There are many units that are used to measure length of an object. For example centimeters, meters, millimeters etc.
There is a relationship between any of two units to measure lengths. If we want to convert some length from cm to m, it can be done as follows :
1 cm = 0.01 m
or
1 m = 100 cm
When we use this conversion, the calculation remains the same. Only the way to represent it will be different.
Hence, there is no lose of information when converted from centimeters to meters.
Describe and model concepts of Newton’s first law, lotion and force. Be sure to incorporate data with your conceptual description.
Answer:
newton's first law
Explanation:
If the net force (Σ F) applied to a body is equal to zero, the acceleration of the body, resulting from the division between velocity and time (dv/dt), will also be equal to zero. An example of Newton's first law is a ball at rest.
Answer:
So, Newton's first law states that an object in motion states that in order for an object's state of motion to change, an outside force must be applied.
Explanation:
Motion just being the movement of an object, and force being a push or pull on an object, basically what Newton's first law is saying is that a push or pull must be applied in order for an object to experience any movement. For example, in order for a ball to move across a field, you have to kick it, which is a push.
A mass attached to a spring is displaced from its equilibrium position by 5cm and released. The system then oscillates in simple harmonic motion with a period of 1s. If that same mass–spring system is displaced from equilibrium by 10cm instead, what will its period be in this case?.
The time period remains the same = 1 sec.
We have a mass–spring system.
We have to determine the period of oscillation if mass–spring system is displaced from equilibrium by 10cm and not from 5cm.
What is the formula to calculate the time period of mass - spring system?The time period is given by -
\($T = 2\pi \sqrt{\frac{M}{K} }\)
According to the question -
For x = 5 cm the time period is 1 seconds.
The time period is directly proportional to \($\sqrt{\frac{M}{K} }\) and it is not dependent on x.
So the time period remains the same = 1 sec only and only is the spring - mass system is the same.
Hence, the time period remains the same = 1 sec.
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The
super hero Flash uses 500 J of energy to complete one lap of the track in 5 seconds. What is the runner's
power?
Answer:
100
Explanation:
cause power equal to work over time
If a vector C is defined to be the sum of these two vectors (i.e. C = A + B) which of the following are true about the magnitude of C? Choose all that apply.
Cmax = (1^2 + 10^2)^0.5
Cmin = 9
Cmax = 10
Cmin = 0
Cmin = (1^2 + 10^2)^0.5
Cmax = 11
Cmax = 11 and Cmin = 9
When two vectors are added, let's say a and b, their resultant, let's say c is given by
c = √(a² + b² + 2ab cosΦ)
where Φ is the angle between them.
Assuming in given question a = 10 and b =1
so resultant c = √(10² + 1² + 2×10×1× cosΦ)
for Cmax, cosΦ = 1, a and b are parallel
so Cmax = √(a² + b² + 2ab)
Cmax = a + b
Cmax = 10 + 1
Cmax = 11,
similarly for Cmin, cosΦ = -1, a and b are antiparallel
so Cmin = √(a² + b² - 2ab)
Cmin = a- b
Cmin = 10 - 1
Cmin = 9
Therefore, Cmax = 11 and Cmin = 9.
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a uniform slender rod ab rests on a frictionless horizontal surface, and a force p of magnitude 0.25 lb is applied at a in a direction perpendicular to the rod. assume that the rod weighs 2.15 lb.
The force implemented at the rod is P=zero.25lb P = zero.25 l b. the burden of the rod is w=1.75lb w = 1. seventy-five lb. The kinematic diagram of the rod.
Friction is any point in the consumer's journey with an organization wherein they hit a snag that slows them down or causes dissatisfaction. in the most primary concept, offering frictionless customer support way tracking the consumer adventure and improving the consumer revel in.
The overwhelming consensus is that ice has low friction because of a skinny film of liquid water coating its surface. for this reason, skaters balanced on skinny steel blades can float easily throughout the ice rink, but grind to a halt at the timber ground beyond.
Motion is certainly viable without friction even though an item is stationary in a single reference frame, in some other reference body shifting with admire the first, that identical object may be seen to be transferring. So movement actually does not need friction at all.
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Another student group collects the following data. They predict that the starting position
of the cart does not have an effect on the acceleration (they have a constant
relationship). Complete their data table, analyze their data and write a conclusion
Answer:
Accelaration: 2 - 1.875 - 2.167 - 2.25
Explanation:
Acceleration is \(\frac{ Ending Velocity-Starting Velocity }{Ending time-Starting time}\)
Acceleration to Time graph and the conclusion would be the description of that slope
What is acceleration?
A.speed
B.distance over time
C.speed with direction
D.a change in motion over time
Answer:
c
Explanation:
A book is resting on a table. There is a normal force from the table on the book. According to Newton’s third law, there must be a reaction to this force. What is the reaction?
A. The weight of the table, acting downwards.
B. A contact force on the book, acting downwards.
C. The weight of the book, acting downwards.
D. A contact force on the table, acting downwards.
(Explain why the answer is D)
The reaction force on the book is the weight of the book, acting downwards.
Option C is the correct answer.
What is Newton's law third of motion?Newton's third law of motion states that for every action there is equal and opposite reaction. That is action force is equal and opposite to reaction force.
Mathematically, Newton's third law of motion is given as;
Fa = Fb
where;
Fa is the force applied by object AFb is the reaction of object B due to force of object AFor a book is resting on a table and there is a normal force from the table on the book acting upwards. According to Newton’s third law, there must be a reaction to this force which will act in opposite direction to the normal force acting upwards.
This reaction force must be acting downwards due to the weight of the book acting downwards.
Thus, the direction of the reaction force on the book is determined by applying Newton's third law of motion.
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A student places two books on a table. One book weighs less than the other book
Which book has less potential energy (PE)? *
(10 Points)
Does heat cause kinetic energy to increase or decrease? Why?
Answer:
When the temperature of an object increases, the average kinetic energy of its particles increases. When the average kinetic energy of its particles increases, the object's thermal energy increases. Therefore, the thermal energy of an object increases as its temperature increases.
Explanation:
A ‘can-chiller’ is used to make a can of drink colder. The initial temperature of the liquid in the can was 25.0 °C. The can-chiller decreased the temperature of the liquid to 20.0 °C. The amount of energy transferred from the liquid was 6930 J. The mass of liquid in the can was 0.330 kg.
Calculate the specific heat capacity of the liquid. Give the unit.
Please help :)
Answer:
4200 J/°C/kg
Explanation:
The formula for heat transfer is given by :
Q= m*c*ΔT where;
Q= heat transferred = 6930 J
m=mass of the liquid = 0.330 kg
c= specific heat capacity=?
ΔT = 25-20 = 5.0°C
Applying the values in the formula as;
Q= m*c*ΔT
6930 = 0.330 * c * 5
6930 = 1.65 c
6930/1.65 = c
4200 = c
c= 4200 J/°C/kg
A train with a total mass of 2.1 × 106kg rises578 m while traveling a distance of 54 km atan average speed of 11 km/h. The frictionalforce is 0.8 percent of the weight.Find the kinetic energy of the train. Theacceleration of gravity is 9.81 m/s2.Answer in units of MJ.
The kinetic energy of the train is for the given mass and speed is 9.832 MJ.
The given parameters;
mass of the train, m = 2.1 x 10⁶ kgheight, h = 578 mdistance traveled, s = 54 kmaverage speed, v = 11 km/h = 3.06 m/sThe kinetic energy of the train is calculated as follows;
K.E = ¹/₂mv²
where;
m is the mass of the trainv is the speed of the trainThe kinetic energy is calculated as;
\(K.E = \frac{1}{2} \times (2.1\times 10^6) \times 3.06^2\\\\K.E = 9.832 \times 10^6 J\\\\K.E = 9.832 \ MJ\)
Thus, the kinetic energy of the train is for the given mass and speed is 9.832 MJ.
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in a swot analysis, the lack of spare production capacity would be considered a(n)
In a SWOT analysis, the lack of spare production capacity would be considered a weakness because it limits a company's ability to respond to changes in demand or to scale up operations for increased growth opportunities.
SWOT stands for Strengths, Weaknesses, Opportunities, and Threats, and so a SWOT analysis is a technique for assessing these four aspects of your business. SWOT Analysis is a tool that can help you to analyze what your company does best now, and to devise a successful strategy for the future. A SWOT analysis is designed to facilitate a realistic, fact-based, data-driven look at the strengths and weaknesses of an organization, initiatives, or within its industry. In a SWOT analysis, the lack of spare production capacity is considered a weakness because it limits a company's ability to respond to changes in demand or to scale up operations for increased growth opportunities.
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A 222 kg snowmobile is traveling at 24.21 m/s. How fast would a 306.3 kg snowmobile need to travel in order to have the same momentum?
The velocity is 17.5 m/s.
What is the momentum?Momentum is a measure of an object's motion and is defined as the product of its mass and velocity. It is a vector quantity, meaning it has both magnitude and direction.
Momentum of the snowmobile = 222 kg * 24.21 m/s.
= 5374.62 Kgm/s
Velocity of the other snowmobile = 5374.62 Kgm/s/306.3 kg
= 17.5 m/s
Thus we observe that the momentum can be used to obtain the velocity of the object we have here. In physics, momentum is a vector quantity, meaning it has both magnitude and direction.
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what amount of charge can be placed on a capacitor if the area of each plate is 7.3 cm2 ? express your answer using two significant figures.
The amount of charge that can be placed on a capacitor depends on the capacitance, which is determined by the area of each plate.
The capacitance of a capacitor is given by the formula:
C = ε0 * (A / d)
Where:
C is the capacitance,
ε0 is the permittivity of free space (a constant value),
A is the area of each plate,
d is the separation between the plates.
To determine the amount of charge, we can rearrange the formula as:
Q = C * V
Where:
Q is the amount of charge,
V is the voltage across the capacitor.
Given that the area of each plate is 7.3 cm², we can use this information to calculate the capacitance. However, the question does not provide the voltage or any other information required to calculate the amount of charge accurately. Without knowing the voltage or other relevant parameters, it is not possible to determine the exact amount of charge that can be placed on the capacitor.
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calculate the amount of work done to move 1 kg mass from the surface of the earth to a point 10⁵ km from the centre of the earth
The quantum of work done to move a 1 kg mass from the face of the earth to a point 10 ⁵ km from the centre of the earth is4.92 x 10 ⁸J.
The quantum of work done to move 1 kg mass from the face of the earth to a point 10 ⁵ km from the centre of the earth can be calculated using the gravitational implicit energy formula.
The gravitational implicit energy is the quantum of work done by an external force in bringing an object from perpetuity to a point in space where it can be told by graveness. When an object is moved from the face of the earth to a point 10 ⁵ km from the centre of the earth, the gravitational implicit energy of the object increases.
The formula for gravitational implicit energy is given by U = - GMm/ r where U is the gravitational implicit energy G is the universal gravitational constant M is the mass of the earth m is the mass of the object r is the distance between the object and the centre of the earth.
We know that the mass of the object is 1 kg, the mass of the earth is and the distance from the centre of the earth to a point 10 ⁵ km down is Plugging these values into the formula, we get thus, the quantum of work done to move a 1 kg mass from the face of the earth to a point 10 ⁵ km from the centre of the earth is 4.92 x 10 ⁸J.
the mass of the earth is \(5.97 * 10^2^4 kg\),
and the distance from the centre of the earth to a point 10⁵ km away is:
\(= 6.38 * 10^6 + 10^5 km\)
\(= 6.48 * 10^6 km\)
\(= 6.48 * 10^9 m\).
Plugging these values into the formula, we get
\(U = -6.67 * 10^-^1^1 * 5.97 * 10^2^4 * 1 / 6.48 * 10^9\)
\(= -4.92 * 10^8 J\)
Therefore, the amount of work done to move a 1 kg mass from the surface of the earth to a point 10⁵ km from the centre of the earth is 4.92 x 10⁸ J.
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What would happen to the boiling point of water at 8000 m above sea level where air pressure is lower
Answer:
As altitude increases and atmospheric pressure decreases, the boiling point of water decreases.
a local fm radio station broadcasts at an energy of 5.97e-29 kj/photon. calculate the frequency at which it is broadcasting. frequency
A local FM radio station broadcasts at an energy of 5.97e-29 kJ/photon. The frequency at which it is broadcasting will be 0.902 * \(10^{8}\) Hz
energy = h (nu)
h = plank's constant
nu = frequency of the wave
5.97e-29 kJ/photon = 5.97 * \(10^{-29}\) kJ/photon = 5.97 * \(10^{-26}\) J/photon
5.97 * \(10^{-26}\) = 6.62 * \(10^{-34}\) * nu
nu = 0.902 * \(10^{8}\) Hz
The frequency at which it is broadcasting will be 0.902 * \(10^{8}\) Hz
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how does the angle of incidence compare with the angle of reflection?
Answer:
The angle of incidence is the angle between this normal and the incident ray; the angle of reflection is the angle between this normal and the reflected ray. According to the law of reflection, the angle of incidence equals the angle of reflection.
Explanation:
:)
Answer:
hope my answer helps
Explanation:
second law of reflection states that the angle of incidence equals to the angle of reflection,
this is the basic relationship,
so the angle of incidence is also equals to angle of reflection
hope this helps, if not please report it so that someone else gets to try it out
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A drop of oil is floating between two parallel plates with a separation of 8.3 mm. If the mass of the oil drop is 2.7 x 10-15 kg, and its charge is -9.612 x 10-19 C, determine the voltage across the charged plates and determine which plate is positive.
The voltage across the charged plates is 228.5 V.
Voltage across the platesV = Fd/q
V = (mgd)/q
where;
m is mass of the oilg is acceleration due to gravityd is the distance of separationq is chargeV = (2.7 x 10⁻¹⁵ x 9.8 x 8.3 x 10⁻³) / (9.612 x 10⁻¹⁹)
V = 228.5 V
Thus, the voltage across the charged plates is 228.5 V.
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A conducting bar moves along a circuit with a
constant velocity. A constant magnetic field of
1.23 T is perpendicular to the bar and circuit.
The bar covers 2.00 m2 of area in
1.00 second. What is the EMF
induced in the circuit?
[?] V
Explanation:
\(E = \frac{BA}{t} \sin( \theta) \\ = \frac{1.23 \times 2}{1} \\ = 2.46 \: V\)