What is the total amount of heat in a substance

A large truck and a compct car are both driving down the samehill at the same constant speed. The truck's brakes are more likelyto smoke (to overheat). WHY?

What happens to volume if pressure and temperature are doubled?

A 4.33 kg cat has 41.7 J of KE How fast is the cat moving?

25. Explain why the speed of sound is faster in solids than in gases. Include two other factors Chapter 17 says the speed of sound can depend on.

Diamond has a density of 3.26 g/cm3. what is the mass of a diamond that has a volume of 0.247 cm3? answer in units of g.

Which force does not operate at a distance of 1 m? A. Weak nuclear O B. Electric C. Gravitational D. Magnetic

The deflection of alpha particles in rutherford's gold foil experiments resulted in what change to the atomic model?

What happens during evaporation? A liquid changes to a gas. A liquid changes to a solid. A gas changes to a liquid. A solid changes to a liquid.

In a nuclear reaction, what is the name for the difference in mass when one type of matter is converted into another? A. radiation B. nucleons C. antimatter D. mass defect

Aspect of the physical world