Exploring Matter

What is matter?

• Everything

• Nothing

• Nothing you can see

• Just liquids

Matter: anything that has _________ and takes up _________.

• density, water

• mass, space

• magnetism, iron

• heat, gas

Plants and animals are made up of millions of tiny what?

• atoms

• cells

• particles

• dots

The smallest unit into which an element can be divided and still retain all the properties of that element.

• atomic theory

• compound

• element

• atom

Which of the following descriptions best describe a liquid?

• takes the shape and volume of its container

• matter is made of atoms so tightly packed together that they cannot move around

• has a definite volume, but takes the shape of its container

A molecule

• Has one type of atom

• Has two or more different atoms

• is an element

• all of the above

What does this picture represent?

• solid

• liquid

• gas

• plasma

Which of the following best describes the particles of matter in the inflated soccer ball?

• The soccer ball changes shape and the different shape causes the ball to have more mass.

• The outside of the soccer ball is thicker, has more mass, and is made of solid particles.

• The air that is added to the soccer ball is made of unseen particles that move and fill the space inside of the soccer ball. This causes the soccer ball to have more mass.

• The air that is added to the soccer ball is made of unseen particles that become very large and remain in a fixed position. This causes the soccer ball to have more mass.

Water, air, buildings, food, and everything visible and invisible have mass and take up space. What is the term used to describe anything that has mass and takes up space?

• atom

• molecule

• solid

• matter