Iowa State Science Review

Which plant feature shown in the model allows the shade plants to better convert sunlight during photosynthesis in shaded areas?

• fewer leaves

• vertical leaf position

• larger chloroplasts

• smaller plant cells

Tags

NGSS.MS-LS1-6

The Red Bayou project in northwest Louisiana allows farmers to use river water diverted from the Red River when irrigating their crops. The amount of groundwater used for irrigation most likely ___________ as more diverted river water became available.

• increased

• decreased

• stayed the same

The Red Bayou project in northwest Louisiana allows farmers to use river water diverted from the Red River when irrigating their crops. The amount of surface water used for irrigation most likely ___________ as more diverted river water became available.

• increased

• decreased

• stayed the same

Tags

NGSS.MS-ESS2-4

The Red Bayou project in northwest Louisiana allows farmers to use river water diverted from the Red River when irrigating their crops. Which change would most likely occur after diverting river water for us in irrigation?

• an increase in soil erosion

• an increase in flooding in the river

• an increase in the amount of water needed to water crops

• an increase in sediment, nutrients, and salts on crop soil

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

Which moon phase belongs in box #1?

• Phase W

• Phase X

• Phase Y

• Phase Z

Tags

NGSS.MS-ESS1-1

Which moon phase belongs in box #2?

• Phase W

• Phase X

• Phase Y

• Phase Z

Tags

NGSS.MS-ESS1-1

The students decide to investigate how the mass of each marble affects its kinetic energy. The students will roll each marble down the first hill on the track. They will then compare the results for the kinetic energy of both the ceramic marble and the steel marble. Which figure best compares the kinetic energy of each marble when the marbles roll down the hill on the track?

• 
• 
• 
• 

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

The speed of the marble at point L will be _______ as the speed of the marble at point M.

• faster than

• slower than

• the same as

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

The speed of the marble at point N will be _______ as the speed of the marble at point M.

• faster than

• slower than

• the same as

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

For the 3 points measured on the track, the marble will have the most Kinetic energy at ______.

• point L

• point M

• point N

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5