Which are Components of Soil?

• mud

• clay

• pebbles

• gavel

• playdoh

How do worms help soil?

• they mix soil as they burrow

• they live in the soil

• they create passage ways for air and water

• they don't help soil

Tags

NGSS.MS-LS2-3

________ ________ is the effects of changing temperature and weather on rocks causing them to break apart.

What happens to water when it freezes?

• nothing

• it expands

• it shrinks

• it evaporates

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Check the causes of Physical weathering.

• temperature

• chemicals

• ice

• gravity

• organic activity

Tags

NGSS.MS-ESS2-2

_________ ________ is when minerals and rocks are changed by chemicals in the water or air.

What happens to iron when it is exposed to chemical weathering?

• it changes color

• it turns to rust

• it has a chemical reaction

• all of the above

Tags

NGSS.MS-PS1-2

___________ is the when rocks or sediments are moved through water or air.

• abrasion

• deposition

• weathering

• erosion

Tags

NGSS.MS-ESS2-2

___________ is the process where rocks or sediments settle at the bottom of a body of water or added to a landform.

• erosion

• weathering

• beach

• deposition

What is a fossil?

• the bones of animals from a long time ago.

• a dinosaur that was alive millions of years ago.

• the remains or impressions of a prehistoric organism preserved in petrified form.

• animals or plants that lived millions of years ago.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2