Review #3 24-25 Flashcard

Front

What is a circuit?

Back

A circuit is a closed path through which electricity flows, allowing devices like light bulbs to work.

Front

How can you turn on a light bulb in a circuit?

Back

You can turn on a light bulb by pushing down the switch to close the circuit.

Front

What is a solution?

Back

A solution is a mixture where one substance (solute) completely dissolves in another (solvent), like salt in water.

Front

What happens to salt when mixed with water?

Back

Salt dissolves completely in water, forming a solution.

Front

What is gravity?

Back

Gravity is the force that pulls objects toward the Earth.

Front

How does the shape of an object affect its falling time?

Back

The shape of an object can affect how air resistance interacts with it, influencing how quickly it falls.

Front

What materials typically float in water?

Back

Materials like wood and paper usually float in water.

Front

What is the role of a switch in a circuit?

Back

A switch controls the flow of electricity in a circuit, allowing you to turn devices on or off.

Front

What is the difference between a mixture and a solution?

Back

A mixture is a combination of substances that can be separated, while a solution is a mixture where one substance dissolves in another.

Front

What is an example of a mixture that is not a solution?

Back

Sand and water is a mixture, but it is not a solution because the sand does not dissolve.