5.P.1.1-.4/5.P.2.1-2.3/5.P.3.1-3.2/5.E.1.2 First Semester Review

Front

What happens to the mass of gold when it melts?

Back

The mass stays the same.

Front

Which type of cooler is best for keeping food cold?

Back

A white foam cooler.

Front

What force is most responsible for stopping a wagon rolling down a hill?

Back

Friction acting on the wagon.

Front

Which material is best for insulating drinks to keep them cold?

Back

Plastic, because it will insulate from heat.

Front

What does a graph showing constant speed followed by a stop indicate?

Back

It travels at constant speed and suddenly stops.

Front

What is the principle of conservation of mass?

Back

Mass is neither created nor destroyed in a chemical reaction.

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is the role of gravity in motion?

Back

Gravity pulls objects toward the Earth, affecting their motion.

Front

What is thermal insulation?

Back

A property of materials that reduces heat transfer.

Front

What is the difference between conduction and convection?

Back

Conduction is heat transfer through direct contact, while convection is heat transfer through fluid movement.