PS Final Review A

Front

What happens to the energy stores in a chemical bond when that bond is broken?

Back

It is released.

Front

Which technology depends on the ability of waves to carry energy?

Back

Radio signals moving through the atmosphere.

Front

Hot coffee is stirred with a spoon; the spoon gets hot due to __________.

Back

Heat energy being transferred from the coffee to the spoon.

Front

Which of the following describes the structure of a solid?

Back

Particles vibrate in place.

Front

Which statement is correct based on Newton's second law?

Back

A larger force produces a larger acceleration.

Front

What is the definition of kinetic energy?

Back

The energy an object possesses due to its motion.

Front

What is the principle of conservation of energy?

Back

Energy cannot be created or destroyed, only transformed from one form to another.

Front

What is thermal energy?

Back

The total kinetic energy of particles in a substance.

Front

What is the difference between conduction and convection?

Back

Conduction is the transfer of heat through direct contact, while convection is the transfer of heat through the movement of fluids.

Front

What is the formula for calculating force?

Back

Force = mass × acceleration (F = ma).