Unit 2 REVIEW LIGHT,ENERGY(MELTS),CIRCUITS

Front

What is the path that light travels in?

Back

Light travels in a straight line.

Front

What is a medium?

Back

An object or substance that changes the direction of light.

Front

What type of circuit allows electricity to flow?

Back

A closed circuit.

Front

What happens in an open circuit?

Back

Electricity cannot flow.

Front

What is reflection?

Back

The bouncing back of light when it hits a surface.

Front

What object can change electrical energy into light energy?

Back

A lamp.

Front

What is refraction?

Back

The bending of light as it passes from one medium to another.

Front

What is an example of a transparent object?

Back

Clear glass.

Front

What is the difference between a closed circuit and an open circuit?

Back

A closed circuit allows electricity to flow; an open circuit does not.

Front

What is an example of reflection?

Back

Seeing your image in a mirror.