Unit 4 Assessment Practice

A student explains to her sister how a jar of Kool-Aid has different physical properties than a bowl of cereal. Which of the following statements best explains the differences?

• The kool-aid is translucent, whereas the cereal is transparent.

• The cereal is a mixture, whereas the kool-aid is not.

• The powder of the kool-aid dissolved in the water, whereas the cereal did not dissolve in the milk.

• The cereal is a solution, whereas the kool-aid is a mixture.

A bottle contains 300 grams of water. A student puts 30 grams of sugar in the water. The student then stirs the water until the sugar is no longer visible. What is the mass of the sugar water mixture?

• 330 grams

• 300 grams

• 270 grams

• 30 grams

Tags

NGSS.MS-PS1-5

According to the experiment, which of the following objects floated in water?

• Small rock

• Wooden block

• Iron nail

• All of the above

Shown are the moon phases a student observed over a week in February. Which moon phase will the student observe on Sunday, February 20th?

• 
• 
• 
• 

Tags

NGSS.MS-ESS1-1

Based on the information in the graph, which conclusions can be reached? Select TWO statements.

• Winter days in New Zealand are longer than summer days.

• Winter days in New Zealand are shorter than summer days.

• In New Zealand, December has the longest days.

• In New Zealand, the shortest days of the year are in September.

Tags

NGSS.MS-ESS1-1

What is it called when you turn off the water while brushing your teeth to save natural resources?

• Conservation

• Pollution

• Littering

• Deforestation

What should you try to do instead of putting things in the trash?

• Recycle them

• Burn them

• Hide them

• Ignore them

Tags

NGSS.MS-ESS3-3

What is the result of turning off the water and avoiding throwing things away when possible?

• It will help the environment

• It will harm the environment

• It will make no difference

• It will waste resources

Tags

NGSS.MS-ESS3-4