When a substance changes from any state of matter to another it is called

a. sublimation.

b. condensation.

c. absolute zero.

d. a phase change.

What is the density of cylindrical (coin) object if it has a mass of 0.69 kg, and a radius of 0.03 m, along with a thickness of 0.003 m?

What do we mean when we say that a nucleus undergoes radioactive decay?

If an object with 1000 lb of weight is to be raised vertically from ground level to 5 ft in two seconds, how much power is required?

The different colors revealed as white light passes through a prism represent A) different temperatures of white light. B) different amounts of energy in white light. C) different levels of refraction in white light.

After an impact involving a non-functioning satellite, a paint chip leaves the surface of the satellite at a speed of 96 m/s. After 17 seconds, how far has the chip landed?

If a forklift raises a 76-kg load a distance of 2.5 m, about how much work has it done?

When a fork is placed in a hot piece of lasagna, thermal energy is transferred up the fork by ...

Levi observed properties of four different waves and recorded observations about each one in his chart.

A rocket is shot straight up from the earth, with a net acceleration (acceleration by the rocket engine minus gravitational pullback) of during the initial stage of flight until the engine cut out at sec.

Which moon has a thick atmosphere made mostly of nitrogen?