Florida Test Release Support - Grade 8 Science Part 3

A group of students slowly poured 100 milliliters (mL) of vegetable oil, 100 mL of colored water, and 100 mL of corn syrup into a 500-mL beaker. The students observed the beaker after 5 minutes and recorded their observations in their science notebooks. Which of the following are the students most likely trying to compare?

• the volume of the liquids

• the density of the liquids

• the weight of the liquids

• the color of the liquids

A chemist observes a reaction between two substances in a closed container. Which of the following would most likely happen if the temperature is increased inside the container?

• The rate of the reaction would increase.

• The mass of each of the atoms would increase.

• The two substances would release nuclear energy.

• The two substances would not change into different compounds.

Tags

NGSS.HS-PS1-5

According to the passage, what is the relationship between animal activity and human population size?

• A) Animal activity decreases as human population increases

• B) Animal activity is not related to human population size

• C) Animal activity is related to human population size

• D) Animal activity only occurs during the day

Which animal shows a greater increase in nighttime activity when moving from a small to a large human population?

• Coyote

• Wild Boar

• Both show the same increase

• Neither

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Based on Table 1: PREY EATEN BY COYOTES IN TWO HABITATS. Fill in the blank: In habitats with a large human population, the percentage of coyote droppings that contained prey active during the night was _____.

• 100%

• 75%

• 50%

• 25%

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

In habitats with a small human population, the percentage of coyote droppings that contained prey active during the day was _____

• 68%

• 25%

• 40%

• 82%

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

NGSS.MS-LS2-4

According to Table 1, coyotes in large human populations eat more prey that is active during the night than during the day.

• True

• False

Tags

NGSS.MS-LS2-4

According to Figure 2, during which season did wild boars in areas with a large human population travel the greatest average daily distance?

• Spring

• Summer

• Fall

• Winter

Tags

NGSS.MS-ESS3-4

In areas with a small human population, wild boars traveled an average of ____ kilometers per day in the summer.

• 8 kilometers

• 2 kilometers

• 15 kilometers

• 20 kilometers

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Scientists in Poland used radio collars to track the movements of wild boars in each type of habitat during different times of year. The average daily distances wild boars traveled in each habitat, in kilometers (km), are shown in Figure 2.

True or False: Wild boars traveled farther on average in areas with a large human population than in areas with a small human population during every season.

• True

• False

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4