Answer:
True
Explanation:
"Transpiration is just a subset of the evaporation process"
Answer:
True
Explanation:
Hope this helps :)
Describe the relationship between frequency and wavelength
Answer:
Frequency and wavelength are inversely related.
Explanation:
Frequency and wavelength have an inverse relationship because if one thing goes up another goes down. For example, if frequency goes up, the wavelength goes down and vice versa.
Answer:
The relationship between wavelength and frequency is that the frequency of a wave multiplied by its wavelength gives the speed of the wave.
Explanation:
Frequency and wavelength are related terms also, used to describe electromagnetic radiation or light. One simple equation is used to convert between them: frequency x wavelength = speed of light. λ v = c, when λ is wavelength, v is frequency, and c is the speed of light.
I know I'm really late but I hope this helps lol
You are standing next to your friend, ready to race across a 100-meter field. When the go signal is given, you take 5 seconds to get to your maximum sprinting speed of 12 miles per hour (that’s about 5.4 meters per second). What is your acceleration, in meters per second squared?
After you cross the finish line, you slow down and come to a stop, breathing hard. It takes you 10 seconds to come to a stop. What is your acceleration?
Answer:
1) 1.08 m/s^2
Explanation:
Acceleration is equal to the change in velocity divided by the time taken:
where
v is the final velocity
u is the initial velocity
is the time taken
In this problem, we have:
- initial velocity: u = 0 (you start from rest)
- final velocity: v = 5.4 m/s
- time taken:
Therefore, the acceleration is
2) -0.54 m/s^2
We can calculate the acceleration to slow down using the same formula as before, but this time the data are as follows:
- initial velocity : u = 5.4 m/s
- final velocity : v = 0 (you come to a stop)
- time taken :
using the same formula, we find
And the negative sign means it is a deceleration.
Which of the following forces has not changed Earth's surface?
folding
erosion
weathering
gravity
Answer:Gravity is the force among the options listed that has not directly changed Earth's surface.
Explanation:
Gravity is a fundamental force that acts on all objects with mass, including the Earth itself, but it does not cause changes or modifications to the Earth's surface features. Instead, gravity influences the movement of materials and the shape of the Earth's surface by exerting a pulling force on objects. On the other hand, folding, erosion, and weathering are all processes that directly contribute to shaping
4. The Himalayan Mountains tower as high as 8,854 m above sea level. The rate of plate motion is about 10 cm per year. Use the diagram to explain how the Himalayas formed. Predict how they might look in 10 million years.
Answer:
Forty million years ago, the continent of India, which was being carried northward by the Indo-Australian plate, collided with Asia forming the Himalayan mountain range (fold mountains). Since the initial encounter, the subcontinent of India has moved 2,000 kilometers farther north at a rate of 5 centimeters a year, sliding beneath Asia as it moves. In 10 million years India will plow into Tibet a further 180km. This is about the width of Nepal.
Answer:Since the initial encounter, the subcontinent of India has moved 2,000 kilometers farther north at a rate of 5 centimeters a year, sliding beneath Asia as it moves. In 10 million years India will plow into Tibet a further 180km. This is about the width of Nepal.
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Which of these is not a benefit of gymnastics? options:
A. Boost flexibility
B. Make bones healthy
C. Burns calories
D. Increases your chance at disease
Answer:
D) Increases your chance at disease
Explanation:
D) Is the answer because gymnastics is more like an exercise .
i) What happens to bulb X?
ii) What happens to bulb Y?
Refer Picture
Answer: (I) goes out
(ii)gets bright
Explanation:
Which effect is created when two sound waves that are close in pitch
interact?
O A. Echoes
O B. Loudness
C. Beats
O D. Intensity
Answer:
C. Beats
Explanation:
When waves are interfering with each other, the sound is louder in some places and softer in others. As a result, we hear pulses or beats in the sound.
Answer:
beats
Explanation:
got it right
You are a light ray and have just struck a mirror.
Use what you have learned about light and explain what will happen to you as you strike the mirror.
Answer:
The correct statement is angle at which the mirror reflects the light from the ray box.
Explanation:
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Water contamination is often measured in parts per million (ppm) . If the concentration of the pollutant is 5 ppm, that means there are 5 parts of the contaminant in 1 million parts of water. Gasoline spilled into a small body of water. If the concentration of gasoline is measured to be 3ppm, how many liters of gasoline spilled into the 2,000,000 liters of water?
a. 3 L b. 6 L c. 9 L d. 10 L
i need this pls ty :)
Answer:
500liters because when you solve it you get it
what area of technology is the camera classified in? And WHY
a. Information and Communication
b. Bio-related and Agricultural
c. Medical d. Environmental
e. Production, which includes manufacturing and construction
f. Transportation
g. Energy and Power
h. Nanotechnology
Answer:
a. Information and Communication
Explanation:
The modern photographic camera evolved from the camera obscura. The functioning of the camera is very similar to the functioning of the human eye. The first permanent photograph was made in 1825 by Joseph Nicéphore Niépce.
Lab Report
Motion and Forces
It’s time to complete your Lab Report. Save the lab to your computer with the correct unit number, lab name, and your name at the end of the file name (e.g., U4_ Lab_MotionAndForces_Alice_Jones.doc).
Introduction
What was the purpose purpose of the experiment?
The purpose of the experiment is to test the hypothesis.
What were the independent, dependent, and control variables in your investigation? Describe the variables for each part of the experiment.
Write a hypothesis based on observations and scientific principles.
Type your answer here:
Experimental Methods
What tools did you use to collect your data?
Questionnaires and observations.
Write your procedure. List each step so that another student could follow the procedure and repeat your experiment.
Type your answer here:
Data and Observations
Record your observations.
Type your answer here:
Conclusions
What conclusions can you draw about how the sum of forces acting on an object affect its motion? Write an evidence-based claim.
Type your answer here:
Which mass, A, B, or C, was the greatest? Use the observations from your experiment and your knowledge of Newton’s laws of motion to write an evidence-based claim.
Type your answer here:
Make a model that shows the forces acting on two blocks on a flat, frictionless surface:
A 1 N block at rest
A 1 N block with 2 N of force applied in one horizontal direction
Include arrows to represent the forces and labels to indicate the magnitude of each force. Use your model to compare and explain the motion of each block.
Type your answer here:
Answer's C
Explanation: The matter that surrounding this whole planet or time and frequencies the motion and forces that people can't determine unless made a hypothesis
For the effective radiation of heat from an electric heater. Why should we polish it to shine but not keep it clean or paint it green or black?
Answer:
Polish it to shine
Explanation:
A scientist uses a camera to study the stars.
How would the scientist most likely use this technology?
1 to replace all of the old data about stars
2 to predict the star count over a broad area
3 to write observations about what the sky looks like
4 to count the number of visible stars in the sky
Answer:
It would most likely be 3!
Explanation:
A scientist taking photos of the stars would be using those photos as a sort of documentation. The only reason to record this is for data or research purposes, meaning that 1 and 2 are incorrect. While 4 is a possibility, it is a fruitless endeavor, as even if you managed to count all the stars in the night sky at one point, it would completely discount every star not visible from that part of the globe, making the data false/pointless. Again, this is just my educated assumption, but I do think the answer is 3. Good luck :D
The Bill and Melinda Gates Foundation hires you as a consultant to determine how best to use $20 billion to save the world and make it a better place to live. You cannot spend $1 on yourself or your family. What’s your plan? Who would you help? What would you do?
Answer:
I like writing sentences, cama cama cama shake your body do that conga yeah shake your body baby do that conga come on shake your body baby do that Conga come on shake your body baby do that cngaaaaaaa
Explanation:
plz hurry How fast can work be done by a 7 horsepower engine?
Answer:
It will go about 45-50 mph.
Explanation:
Depending on what you are hauling.
A couple wants to build a holiday cottage, the cottage is not connected to an electricity grid, but the cottage is next to a small river. The river is always flowing and never dries up, the weather is often windy.
Which one should they get to receive energy.
a wind turbine
solar cells
Answer:
Wind turbine since the place is often windy
Which object is the largest?
asteroids
moons
comets
meteoroids
Answer:
Asteroids
Explanation:
Answer:
Moons
Explanation:
the defense between an earthquake's focus and its epicenter.
Answer: The focus is the place inside Earth's crust where an earthquake originates. The point on the Earth's surface directly above the focus is the epicenter. The epicenter is the point on the surface above the focus, the place on the surface that would receive the most intense vibrations.
Explanation: Hope it helps <3
In pea plants, the allele for round peas, R, is dominant over the allele for wrinkled peas, r. What is the phenotype of a pea plant with genotype Rr? **Make a punnet square for help**
A) Wrinkled
B) Slightly wrinkled
C) Some round and some wrinkled
D) Round
Answer: D) Round
Explanation:
Phenotype is what the plant looks like, so with a genotype of Rr, the plant would be round. R (round) is dominant over r (wrinkled). The plant is heterozygous round.
You can't do a Punnett square because you don't know the genotypes of the parent plants.
Sample Temperature (ºC) Volume (mL)
;1. 15 . 30
;2. 8 .30
; 3 .22 .30
4 4 30
A student measures the temperature of four samples of water. Which sample has water particles that have the greatest average kinetic energy?
A. 3
B. 1
C. 4
D. 2
Answer:
LEAN
Explanation:
I LOVE LEAN
a helium balloon containing 12m³ of gas at a pressure of 120kPa is released into the air. Assuming that the temperature is constant, calculate the volume of the balloon would have when the pressure inside the balloon has fallen to 40kPa, answer in m³
Answer:
.
Explanation:
Help due 2:45 est (SCIENCE)
Does the moon have gravity? How do you know? Support your answer using evidence.
Answer:
Gravity is experienced on the moon but since the moon is much smaller and has less mass than the Earth, the gravitational pull on the surface is lower compared to that on the surface of Earth.
Explanation:
PLS HELP QUICK!!!!!!!!
A driver is driving a 6371 kg lorry. After spotting a hazard, the driver applies the brakes. The lorry decelerates uniformly and comes to a stop 60 m after the brakes are applied. Estimate the braking force needed to stop the lorry.
Answer:
The estimated braking force needed to stop the lorry is zero, based on the given information and calculations. However, it's important to note that this result is likely not accurate, as some force is required to stop a moving object. It's possible that additional information or calculations are needed to obtain a more realistic estimate of the braking force.
Explanation:
To estimate the braking force needed to stop the lorry, we can use Newton's second law of motion, which states that force (F) is equal to mass (m) multiplied by acceleration (a).
In this case, the lorry decelerates uniformly, so the acceleration is constant. The initial velocity is assumed to be zero since the lorry comes to a stop. The final velocity is also zero. Therefore, we can use the equation:
Final velocity squared (vf^2) = Initial velocity squared (vi^2) + 2 * acceleration (a) * distance (d)
Since vi = 0 and vf = 0, the equation simplifies to:
0 = 0 + 2 * a * d
Solving for acceleration (a), we have:
2 * a * d = 0
a = 0
Since the acceleration is zero, it means that the braking force needed to stop the lorry is also zero. This is likely not an accurate result as some force is required to stop the lorry. It's possible that additional information or calculations are needed to accurately estimate the braking force.
The braking force required to stop a 6371 kg lorry after spotting a hazard and applying the brakes is what the question is asking for. The lorry decelerates uniformly and comes to a stop 60 meters after the brakes are applied.
The following steps will guide you on how to calculate the braking force:
Step 1: Determine the mass of the lorry which is 6371 kg. This will be denoted as m.
Step 2: Determine the distance travelled by the lorry, which is 60 m.
Step 3: Determine the time taken by the lorry to stop. This can be done by using the formula for uniform deceleration, which is a = (v-u)/t where v is the final velocity, u is the initial velocity and a is the uniform deceleration. Since the lorry comes to a stop, its final velocity is zero and its initial velocity is unknown.
However, we can assume that the lorry was initially travelling at a constant speed before spotting the hazard. Therefore, we can assume that the initial velocity was equal to the average velocity of the lorry before the brakes were applied.
This can be calculated using the formula v = d/t where d is the distance travelled and t is the time taken. The average velocity can therefore be calculated as follows: v = d/t = 60 m/t
Step 4: Rearrange the formula for uniform deceleration, a = (v-u)/t, to find u which is the initial velocity. Since the lorry comes to a stop, we know that v = 0.
Therefore: u = v - at where a is the uniform deceleration and t is the time taken to stop which is also equal to the time taken for the lorry to travel the distance of 60 meters. Substituting for v, we get: u = - at
Step 5: Calculate the acceleration of the lorry using the formula a = (v-u)/t. Since the final velocity is zero, we get: a = -u/t = -(-at)/t = a The acceleration is negative since the lorry is decelerating.
Step 6: Calculate the braking force using the formula F = ma where F is the braking force and m is the mass of the lorry. Therefore: F = ma = (-ma) since a is negative = (-6371 kg) (a) Therefore, the braking force required to stop the lorry is -6371a N where a is the uniform deceleration calculated in Step 5.
For more such questions on lorry decelerates
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Tanya planted seedlings in her garden over the weekend. The instructions that came with the seedlings stated that they need to be planted 0.2 meters apart. Tanya has a measuring tape that has values in centimeters. Help Tanya convert meters to centimeters.
Determine the ratio to use: .
Tanya should plant the saplings 20 centimeters apart.
1 meter is equal to 100 centimeters.
Multiply the given value by the ratio: .
Answer:
Explanation:
1 meter = 100 cm
1 cm = 10 mm
Then,
0.2 m * 100 cm / 1 m = 20 cm
This does not seem like a physics question ??
what is the answer i need answers now
Answer:
listening ,communication ,resolution
Explanation:
How does Earth's gravity affect the motion of the moon and satellites
Answer: well it keeps the international space station in orbits around the earth and gravity keeps the moon keep orbiting the earth
Explanation:
the sun cause to thing on earth think of an object you have observed before and after it was left out in the sun describe how it changed.