Unit 2, Lessons 1-3_Quiz

NAME: (FIRST-LAST )

What is your HOMEROOM?

• 5A

• 5B

• 5C

• 5D

• 5E

Review the image, what are some physical properties of both salt and sugar?

• A. Soft texture, yellow in color, and rusts quickly.
• B. White in color, hard in texture, and are solids.
• C. White in color, no smell, and are both toxic to taste.
• D. Octagon in size, white in color, strong smell that is toxic.

What kind of food do we eat that comes from corn?

• Corn Starch
• Popcorn

• Corn Meal
• All of the above

Cornstarch comes from the _____________ of corn.

• Endosperm
• Sugar
• Starch
• Plant

To make sugar water for his hummingbird feeder, Joel dissolves 50 grams of sugar solute in 250 grams of water solvent. How much does the sugar water weigh?

• A. 200 grams.
• B. 300 grams.
• C. 250 grams.
• D. 50 grams.

Tags

NGSS.MS-PS1-5

Imani performed an experiment and modeled it below.

Was a new substance formed during this experiment?

What kind of change occurred?

• Yes, it was a Physical change

• No, It was a Chemical change

• Yes, it was a Chemical change

• No, It was a Physical change

Tags

NGSS.MS-PS1-2

Why does corn taste sweet when it's picked early?

• It's still warm.
• Corn makes corn syrup.
• The sugar made by the corn plant hasn't all been converted to starch.
• The corn plant makes popcorn.

What properties do all types of Alum have?

• They are all crystals.
• They all have the same shape of crystal.
• They all taste sour.
• All of the above

We can identify baking soda because it is a powder and moves easily?

• True
• False

Tags

NGSS.5-PS1-3