Matter Unit Assessment 4th Grade

1. Draw a picture comparing the distance of molecules in a solid and a gas.

Answer explanation

The molecules in a solid are much closer than those in a gas. In a solid,molecules vibrate in place and do not bounce off of each other and move as quickly as in a gas.

2. Which measurement tells how much matter is in an object?

• mass

• weight

• volume

• height

3. The type of matter that expands to fill whatever space is available is called a _____________.

4. Which could cause the mass of an object to change?

• placing the object on the moon

• measuring in metric units

• breaking the object into parts and rearranging the pieces

• subtracting matter from the object

5. As an object warms up the particles move ______________.

• never

• faster

• slower

• to the bottom of the beaker

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

6. True or False: Peas, carrots, and corn can be combined into a mixture.

• true

• false

7. True or False: A mixture can be separated.

• True

• False

8. Which type of change occurs when a nail rusts?

• physical

• chemical

• none

• gains mass

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

9. True or False: Weight is not a property of matter.

• True

• False

10. Volume is the amount of ____________ taken up by an object.