Front

What is Refraction?

Back

The bending of light rays as they move from one medium into another.

Front

What is Mechanical Energy?

Back

The energy associated with the motion and position of an object.

Front

What is Sound Energy?

Back

Energy produced by vibrations.

Front

What is a Parallel Circuit?

Back

A circuit where multiple paths exist for electricity to flow; if one connection is broken, others can still work.

Front

What is Thermal Energy?

Back

The energy that comes from the temperature of matter; it is the total energy of all the particles in an object.

Front

What is Electrical Energy?

Back

Energy caused by the movement of electrons.

Front

What is Light Energy?

Back

Energy that is produced by light; it can be seen by the human eye.

Front

What is Reflection?

Back

The bouncing back of light rays when they hit a surface.

Front

What is an Echo?

Back

A sound that is reflected off a surface and heard again.

Front

What is Fossil Fuel?

Back

Natural fuels formed from the remains of ancient plants and animals, such as coal, oil, and natural gas.