Unit 2 Test Review

If the diagrams show the particles of a single substance, which of the states in the diagram represents a liquid?

• State A

• State B

• State C

• State A and B

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The most common state of matter in the UNIVERSE is....

• Solid

• Liquid

• Gas

• Plasma

The state of matter that has definite volume but no definite shape is _

• Solid

• Liquid

• Gas

• Plasma

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The arrow labeled #3 in the diagram represents which phase change?

• Melting

• Freezing

• Evaporating

• Depositing

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The arrow labeled #4 in the diagram represents which phase change?

• Melting

• Freezing

• Evaporating

• Depositing

Tags

NGSS.MS-PS1-4

You are on vacation and you are cooking dinner. You notice that your food is taking much longer to cook than when you are cooking at home. Most of the foods that you are cooking require boiling, and you find that you must almost double the normal cooking time to reach the desired result. Which of the following is most likely the scenario?

• You are on vacation in a low-lying city.

• You are on vacation in the mountains.

• You brought food that can't be thoroughly cooked in the location where you are.

• Your cookbook recipe is written incorrectly.

Which of the following is the correct abbreviation for grams?

• g

• m

• L

• mL

What is the abbreviation for milliliters?

• g

• m

• L

• mL

What is the abbreviation for Liters?

• g

• m

• L

• mL

What should you do with chemicals at the end of a lab?

• Pour them down the sink

• Follow the directions posted by your teacher.