ACP Review

Front

What is a circuit?

Back

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

Front

What happens when a switch in a circuit is closed?

Back

Closing a switch completes the circuit, allowing electricity to flow and devices like lightbulbs to operate.

Front

What is the role of a lightbulb in a circuit?

Back

A lightbulb converts electrical energy into light energy when current flows through it.

Front

What is the effect of strong winds on sand dunes?

Back

Strong winds can move sand particles, forming and shaping sand dunes.

Front

What are fossil fuels?

Back

Fossil fuels are natural substances formed from the remains of dead plants and animals over millions of years, used as energy sources.

Front

What happens to salt when it dissolves in water?

Back

Salt grains break down into smaller particles and become invisible in the water.

Front

What is density?

Back

Density is the mass of an object divided by its volume, indicating how much matter is packed into a given space.

Front

What is a nonmagnetic object?

Back

A nonmagnetic object does not attract or repel magnets and does not have magnetic properties.

Front

What is the difference between magnetic and nonmagnetic materials?

Back

Magnetic materials are attracted to magnets, while nonmagnetic materials are not.

Front

What is the process of pouring a liquid to separate objects?

Back

This process is called decanting, where the liquid is poured off to leave solid objects behind.