6th Grade Science Semester Review

Front

What mineral can scratch a drill bit?

Back

Corundum

Front

Which of the following is NOT evidence of a chemical change?

Back

Broken pieces

Front

At which point of a roller coaster is potential energy the greatest?

Back

Point W

Front

What is an energy resource that WILL NOT run out in the next several hundred years?

Back

Renewable Energy Resource

Front

In a tug-of-war, if group B pulls with 400 N and group A pulls with 250 N, which way will the ribbon move?

Back

The ribbon will move to the right and group B will win the tug-of-war.

Front

What is the definition of a renewable energy resource?

Back

An energy resource that can be replenished naturally over time.

Front

What is potential energy?

Back

The energy stored in an object due to its position or state.

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances.

Front

What is the difference between renewable and nonrenewable energy resources?

Back

Renewable resources can be replenished naturally, while nonrenewable resources cannot.

Front

What is an example of a chemical change?

Back

Rust forming on iron.