Physical Science - Chapter 3 Check In

Front

What is an example of an element?

Back

Oxygen is an example of an element.

Front

What is all matter made of?

Back

All matter is made of atoms.

Front

What is an example of a compound?

Back

Carbon dioxide is an example of a compound.

Front

In which state of matter do molecules move most freely?

Back

Molecules move most freely in gases.

Front

What are the three states of matter?

Back

Solid, liquid, and gas are the three states of matter.

Front

What is the smallest unit of an element?

Back

An atom is the smallest unit of an element.

Front

What is a molecule?

Back

A molecule is a group of two or more atoms bonded together.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of one type of atom, while a compound is made of two or more different types of atoms chemically bonded.

Front

What state of matter has a definite shape and volume?

Back

Solid has a definite shape and volume.

Front

What state of matter has a definite volume but no definite shape?

Back

Liquid has a definite volume but no definite shape.