A hot pizza contains __________

Fill in the blank(s) with correct word


internal energy

Physics & Space Science

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Waves on a String: A 2.31-kg rope is stretched between supports that are 10.4 m apart, and has a tension in it of 49.2 N. If one end of the rope is slightly tweaked, how long will it take for the resulting disturbance to reach the other end?

A. 0.699 s B. 0.720 s C. 0.664 s D. 0.615 s

Physics & Space Science

A container is filled with a mixture of helium and oxygen gases. A thermometer in the container indicates that the temperature is 22.°C. Which gas molecules have the greater average kinetic energy?

A) It is the same for both because the temperatures are the same. B) The oxygen molecules do because they are more massive. C) The helium molecules do because they are monatomic. D) The oxygen molecules do because they are diatomic. E) The helium molecules do because they are less massive.

Physics & Space Science

The mineral calcite comes from what type of non-

silicate mineral group? a) oxide minerals b) sulfide minerals c) carbonate minerals d) feldspar minerals

Physics & Space Science

A 14-A current flows into a series combination of a 3.0-? and a 4.0-? resistor. What is the voltage drop across the 4.0-? resistor?

A) 24 V B) 38 V C) 42 V D) 56 V E) 98 V

Physics & Space Science