5.6ABC Review

Front

What is a circuit?

Back

A circuit is a closed path through which electric current flows.

Front

What is a switch in a circuit?

Back

A switch is a device that can open or close a circuit, controlling the flow of electricity.

Front

What happens when a switch is opened in a circuit with a lightbulb?

Back

The flow of electricity stops, and the lightbulb turns off.

Front

What is refraction?

Back

Refraction is the bending of light as it passes through a new medium.

Front

What is the behavior of light when it encounters a mirror?

Back

Light reflects off the surface of the mirror.

Front

What does it mean for light to travel in a straight line?

Back

It means that light moves in a direct path unless it encounters an obstacle or a medium that changes its direction.

Front

What causes the bending of light rays in water?

Back

Light rays bend due to refraction when they pass from air into water.

Front

What is the difference between reflection and refraction?

Back

Reflection is when light bounces off a surface, while refraction is when light bends as it passes through a medium.

Front

Why does a plastic spoon appear bent in a glass of water?

Back

The spoon appears bent because light rays are refracted in the water.

Front

What is the role of a light source in a circuit?

Back

A light source provides the energy needed for the circuit to function and produce light.