A small car with a mass of 800. kg is moving with a velocity of 27.8 m/s.

What is the momentum of the car?

What velocity is needed for a 2400. kg car in order to have the same momentum?

What effect, if any, does the development of new areas of science and technology have on theories?

The theory that light exists in quantized "chunks" was proposed in response to which of the following? A. Electron interference patterns O B. Discovery of Planck's constant O C. The ultraviolet catastrophe O D. Emission spectra

In a harbor, you can see sea waves traveling around the edges of small stationary boats. Why does this happen?

Which of the following is an example of a material whose atoms strongly hold on to electrons

Which states of matter would you commonly see in your home? a. Solid, liquid, plasma c. Gas, solid, plasma b. Liquid, plasma, gas d. Solid, liquid, gas

In which one of the following locations can a person hear the echo of a sound? a. At least 33.2 meters behind the reflecting surface b. Less than 16.6 meters in front of the reflecting surface c. Less than 33.2 meters behind the reflecting surface d.

F an electron fell to a lower orbit or energy level, energy would be A. created. B. emitted. C. absorbed. D. transferred.

Which is the correct order from the closest to the sun to the farthest away from the sun? A. terrestrial planets, asteroid belt, gas planets, Kuiper belt B. gas planets, asteroid belt, terrestrial planets, Kuiper belt C.

Ethylene (C2H4) reacts with oxygen gas to produce carbon dioxide and water. 45.0 grams of ethylene reacts, how many grams of carbon dioxide gas will be produced?

What causes ice to melt and water to boil