Coal-fired power plants convert chemical energy to kinetic energy to mechanical energy to electrical energy. True False

An iron nail, if thrown into the sea, will sink. But, an entire ship made of iron will float on the water. Give reasons.

You inflate a balloons with helium the balloons feel stiff, which properties of a gas best explains this observation the particles are moving quickly and far apart the particles are closley packed and vibrate in place the particles slide past each

Yello light on a red object, the object appears what color?

A 15,000-watt radio station transmits at 1700 kHz. Determine the number of joules transmitted per second. A). 15 J/s B). 1700 Js C). 1,700,000 J/s D). 15,000 J/s

Two college teams, A and B, are playing a game of tug of war. Team A applies a force of 103 newtons, but the rope does not move in any direction. What can you say about the force applied by Team B?

The force that is most responsible for the stability of the atomic nucleus is: A.) gravityB.) electromagnetismC.) strong nuclear force D.) weak nuclear force

when two object P and Q are supplied with the same quantity of heat, the temperature change in P is observed to be twice that of Q. The mass of P is half that of Q. The ratio of the specific heat capacity of P to Q

Why do we say energy is the ability to do work

Explain the difference between mass and weight (in at least 2 sentences)

Is it possible for a nazi style government to exist in the modern world? Explain why or why not.