Matter & Energy CBA 2021

Sugar was placed into a cup of tea. What happened when the sugar was added to the tea? (Select all that applys)

• The sugar dissolved

• The sugar floated

• The sugar evaporated

• The tea becomes salty

• The tea becomes sweet

Tags

NGSS.MS-PS1-2

Which of the following is magnetic?

• Aluminum tray

• Plastic Spoon

• Golf Ball

• Safety Pin

Tags

NGSS.MS-PS2-5

NGSS.MS-PS2-3

Which of the following is nonmagnetic?

• Penny

• Iron Nail

• Steel ball

• Paper clip

Tags

NGSS.MS-PS2-5

NGSS.MS-PS2-3

Larry brought his marbles to the beach to play. After playing with his marbles on the sand, Larry wanted to know what was the best way for him to separate the marbles from the beach sand. If Larry has water, hot plate, sifter (strainer), and a magnet, what tool should he use?

• Add water and dissolve the sand

• Use a hot plate for heat then evaporation

• Pour the mixture over the sifter

• Use a magnet to attract the marbles

Cathy forgot to put the ice cream in the freezer when she got home from the store. After several hours, Cathy finds that the ice cream -

• became a gas

• became a solid

• became a liquid

• did not change state

Tags

NGSS.MS-PS1-4

What could item 1 be?

• Salt

• Iron Nail

• Oil

• Oxygen

Tags

NGSS.MS-PS1-1

What could item 2 be?

• Sugar

• Steel Rod

• Hand Sanitizer

• Hydrogen

Tags

NGSS.MS-PS2-5

What could item 3 be?

• Powdered Drink Mix

• Paper clip

• Vegetable Oil

• Helium

Tags

NGSS.MS-PS1-2

Cindy's mom made soup for her to eat at lunch at school. Cindy's mom put the soup in a container that is a good insulator. Why did Cindy's mom put the soup an insulated container?

• To increase the temperature of the soup.

• To keep the soup the same temperature

• So the temperature of the soup can slowly decrease

• So the temperature of the soup can quickly decrease

Tags

NGSS.MS-PS3-3

How do you test if a material is magnetic?

• 1. Gather several different types of materials

  2. Move magnet slowly over each object and observe

• 1. Gather several different types of magnets

  2. Test to see if the south and north attract or repels

• 1. Drop magnets in cups of water

  2. Observe if the magnet sinks or floats

• 1. Drop different materials in water

  2. Stir the mixture and observe if it dissolves