Combustion, Heat, and Energy Practice Test

Front

Energy that is stored due to position or shape is called

Back

Potential energy

Front

The particles that are found in the nucleus of an atom are _____

Back

Protons and neutrons

Front

What are the 3 particles that make-up the atom?

Back

Protons, neutrons, and electrons

Front

True or False: Combustion is needed for cars that run on gasoline to move.

Back

True

Front

When burning a fire, if I remove Oxygen, then the fire will...

Back

no longer burn

Front

What is combustion?

Back

A chemical reaction that occurs when a substance reacts with oxygen to produce heat and light.

Front

What is the role of oxygen in combustion?

Back

Oxygen is a reactant that is necessary for combustion to occur.

Front

Define thermal energy.

Back

The total kinetic energy of particles in a substance, related to temperature.

Front

What is mechanical energy?

Back

The sum of potential and kinetic energy in an object.

Front

What is the difference between chemical energy and potential energy?

Back

Chemical energy is stored in the bonds of chemical compounds, while potential energy is stored due to an object's position or shape.