Test - LEAP 2025 Science Grade 8 Pre Test

LEAP 2025 Science Grade 8 Pre Test Sample

1 pt Standard: 8-MS-PS1-1, 8-MS-PS1-6 DOK: 2

Drag and drop the terms in the correct location on the above diagram

Reset
	Breakdown of Matter
A	Drop answer here
B	Drop answer here
C	Drop answer here
D	Drop answer here

Bonds

Elements

Ions

Mixtures

Neutrons

Heterogeneous mixtures

1 pt Standard: 8-MS-PS1-6 DOK: 1

Describe the type of bonds contained in the molecule.

1 pt Standard: 6-MS-ESS1-1, 6-MS-ESS1-2, 6-MS-ESS1-3 DOK: 1

14.

Select the correct answer. Which lettered line on the diagram best represents the result of the Sun’s and the Earth’s gravitational interaction?

Line C

Line B

Line A

Line D

Using the formula below, to set up the calculation for the density of the sulfur sample.

1 pt

22.

Drag and drop the information to build correct equation to find density.

15 g r a m

sample of sulfur takes up

7.24 {cm}^{3}

Reset
A	Drop answer here
B	Drop answer here
C	Drop answer here

around $10 g / c m^{3}$

around $2 g / c m^{3}$

around $1 g / c m^{3}$

$15 g r a m s$

$7.24 {cm}^{3}$

1pt Standard: 8-MS-ESS-1-4; 8-MS-LS4-1; 8-MS-LS4-2 DOK: 1

25.

Place a check mark ✓ by the locations where the fossils are younger.

Two locations are possible. Place an X by the location of the oldest fossils.

Location 1

1pt

Location 2

1pt

Location 3

1 pt Standard: 8-MS-ESS3-1, 8-MS-ESS3-2 DOK: 3

28.

Identify two (2) potential improvements to the diamond extraction process. Explain how these improvements could reduce harm to the environment.

1 pt Standard: 8-MS-PS1-6 DOK: 1

29.

Select the correct answer. Which option describes a mixture?

Magnesium chloride.

Sugar.

Neon.

Saltwater.

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