PHYSICS HIGH SCHOOL

Which of the following activities would have the highest excessive momentum?a. golf
b. gymnastics
c. tennis
d. wrestling

Answers

Answer 1
Answer: Either B. or C. I am pretty sure it is B.
Answer 2
Answer:

Answer:

B

Explanation:

The answer is b. gymnastics

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Which characteristics do all terrestrial planets have? Select all that apply.A. Water
B. Iron core
C. Rocky crust
D. Thin atmosphere
E. Dense atmosphere
F. Relatively high density

Answers

"Terrestrial" means 'on Earth' or 'like Earth'.

The so-called 'terrestrial planets' are Mercury, Venus, Earth, and Mars.
The asteroid belt separates them from the 4 gas-giant planets, in a wide
gap where there should be another planet but there isn't.

Among the terrestrial planets as a group:

A).  Water
       No.  Only earth has water (now).

B).  Iron core
       Yes.  Most probably all.

C).  Rocky crust
       Yes.  All.

D).  Thin atmosphere.
E).  Dense Atmosphere.
       No. 
       Only Venus has a dense one.
       Mercury probably has none.
       Earth has the Goldilocks atmosphere.

F).  Relatively high density.
       Yes. 
       True of all the terrestrial planets.
       Earth is the most dense of all the planets.      

The control group in an experimental study will __________.

Answers

Answer:

receive no treatment during the experiment

Explanation:
Give you something to compare your results with. It's always nice to be able to see what changes have been made to the original, even if it's not technically the original (I know that was worded weird, I just don't know how else to explain it.) Hope this helped!

White light is shining on a green grape. The grape _____.absorbs green light
reflects green light
reflects all colors of light except green
transmits green light

Answers

The grape absorbs all colors except green, and green light is the
only light that remains to bounce around and enter people's eyes. 

This is a big part of the reason why, whenever somebody looks at
the grape, they remark "Oh look !  The grape is green !"

Answer:

reflects green light.

Explanation:

A 1.0 kg ball is thrown into the air with an initial velocity of 30 m/s. What is the kinetic energy of the ball?

Answers

Answer:

If this helps, to work out the kinetic energy the formula is K (stands for kinetic energy) = 1/2 (half of) mass and velocity. So the answer is 450 joules.

Explanation:

The Kelvin scale begins at zero and goes up, 0 Kelvin is also known as _________.

Answers

0 Kelvin is also known as Absolute Zero.

It is also the temperature of nil thermal motion. 

Ideally, rewards should be given immediately and frequently buta. only from an instructor or supervisor.
b. in moderate amounts.
c. without a specific timeline.
d. shouldn’t match your personal tastes.

Answers

The correct answer for the question that is being presented above is this one: "a. only from an instructor or supervisor." Ideally, rewards should be given immediately and frequently but only from an instructor or supervisor to show authority. 
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Kendall has an empty graduated cylinder with markings and an identical graduated cylinder partway filled with water. She also has a balance and a marble.Which statement best describes what Kendall can do?She can measure the volume and mass of the marble, the volume and mass of the water, and the volume and mass of the graduated cylinder.She can measure the volume and mass of the marble, the volume and mass of the water, and the mass of the graduated cylinder.She can measure the volume of the marble and water, and the mass of the graduated cylinder.She can measure the mass of the marble and water, and the volume of the graduated cylinder.
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A rock falls off the edge of a cliff and strikes the ground after 3.8 s. What is the height of the cliff? Assume air resistance is negligible.
If you divide the mass of a substance by its volume, you can find its density. Please select the best answer from the choices provideda. True b. False