5th Grade Physical Competition

Front

What happens to the mass of water when it freezes?

Back

Freezing the water will not change its mass.

Front

What is a conductor?

Back

A conductor is a material that allows electricity or heat to flow through it easily.

Front

Which material is an example of a conductor?

Back

Copper wire is an example of a conductor.

Front

What is an insulator?

Back

An insulator is a material that does not allow electricity or heat to flow through it easily.

Front

How does wool function in keeping feet warm?

Back

Wool is an insulator that keeps feet from losing heat.

Front

What is volume in terms of sound?

Back

Volume refers to the loudness or softness of a sound.

Front

What is the term for the resistance encountered when moving over a surface?

Back

Friction is the resistance that one surface or object encounters when moving over another.

Front

What is the relationship between amplitude and sound?

Back

Amplitude is related to the volume of sound; higher amplitude means louder sound.

Front

What is the difference between conductors and insulators?

Back

Conductors allow heat/electricity to flow; insulators do not.

Front

What is an example of an insulator?

Back

Rubber is an example of an insulator.