Science 4.7A and 4.7B Review

a mixture of decaying organic material, weathered rock, water, mineral fragments, and air that takes thousands of years to develop

• Soil

• Sand

• Weather

• Gravel

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

_____________ breaks it

• weathering

• erosion

• deposition

The Earth's soils and minerals are changed by weathering over a long period of time. Which of

the following is NOT a form of weathering?

• Rocks rubbing against each other

• Ice grinding the rocks

• Plant roots growing through the rocks

• Water moving particles from rocks downstream

Tags

NGSS.MS-ESS2-2

________ takes it or moves it

• Weathering

• Erosion

• Depositon

material in the soil formed from decayed plants and animals

• Soil

• Gravel

• Humus

• rocks

__________ drops it

• Weathering

• Erosion

• Deposition

When identifying the texture of a soil, you are determining the —

• the type of rock underneath the soil

• the age of the soil

• the size of the grains in the soil

• the crops the soil supports

This soil is ____________

• loam

• silt

• gravel

• clay

Tags

NGSS.MS-LS2-1

NGSS.MS-LS1-5

In some areas of Texas, solid layers of rock called bedrock are beneath a thin layer of soil. Examine the information about bedrock in the picture. What would need to happen for the bedrock to change into soil?

• Erosion of the soil on top of the rock

• Deposition of more soil on top of the rock

• Weathering of the rock by ice to break it up

• A volcano eruption to melt the rock

Tags

NGSS.MS-ESS2-2

A student is studying the texture of the particles in different types of soil. She is comparing

soils with clay, sand, gravel, and silt in order to determine which soil has the largest

particles. Which list below has the particles listed correctly in decreasing order?

• Sand, gravel, clay, silt

• Gravel, sand, silt, clay

• Sand, gravel, silt, clay

• Gravel, sand, clay, silt