Science Benchmark Review Quarters 1-2

Front

What causes dew to form on grass in the morning?

Back

Water vapor in the air condenses when it touches the cool grass.

Front

What is a chemical change?

Back

A chemical change creates a new substance and cannot be undone.

Front

What does it mean for a scientific investigation to be replicated?

Back

It means the investigation can be repeated.

Front

What is the smallest particle that can still be identified as the matter it came from?

Back

Atom.

Front

What property of matter remains the same after a crayon is melted?

Back

Mass.

Front

What is condensation?

Back

The process where water vapor turns into liquid water.

Front

What is an atom?

Back

The basic unit of a chemical element.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change does not create a new substance, while a chemical change does.

Front

What is the definition of matter?

Back

Anything that has mass and takes up space.

Front

What is evaporation?

Back

The process where liquid water turns into water vapor.