Science Unit 3 Benchmark Review

Wind and water break down rock into smaller pieces in a process called​ (a)  

• weathering

• sand

• rock

Tags

NGSS.MS-ESS2-4

Tiny pieces of rock make up

• rock

• sand

• weathering

A hard non-living object from the ground is

• weathering

• sand

• rock

Tags

NGSS.MS-ESS1-4

NGSS.MS-ESS2-1

Which is smallest?

• a boulder

• a pebble

• a piece of sand

What makes up soil?

• only once-living things

• only rocks and water

• rocks and once-living things

How are these rocks sorted?

• by color

• by shape

• by size

Desmond makes the claim that soils with different textures are made of different materials. How does he find evidence for this claim?

• He places the soil in boxes.

• He observes the soil carefully.

• He plants a shrub in one of the soils.

Jane observes the size of the grains in this soil. Which tool does she use?

• a balance

• a hand lens

• a thermometer

Kyra wants to grow flowers in a pot. Which type of soil will help the flowers grow best?

• clay

• humus

• sand

Tags

NGSS.MS-LS1-5

Weathering acts on pebbles. What forms from the weathered pebbles?

• boulders

• sand

• humus

Tags

NGSS.MS-ESS2-2