Weathering and soil

what is mechanical weathering?

• When physical processes naturally break rocks into smaller pieces.

• i have no idea.

• changes the rocks size

• new material

Tags

NGSS.MS-ESS2-2

What is chemical weathering?

• ice

• Changes the materials that are part of a rock into new materials

• water transfer

• breaking rock

Tags

NGSS.MS-ESS2-2

NGSS.MS-PS1-2

is rain acidic?

• yes

• no

Ice expands when it freezes

• true

• false

Tags

NGSS.MS-PS1-4

which element does oxidation combine with?

• Oxygen

• Co2

• H2o

• stuff

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is surface area?

• broken water

• when something is broken into smaller pieces.

• When something is not broken into smaller pieces.

• area of land

What is an example of abrasion?

• broken ice

• plants growing

• When sand rubs up against a rock and then it breaks.

• science

Is water important in chemical weathering?

• yes

• no

Tags

NGSS.MS-ESS2-4

what is plants?

• animals burrowing into the grass

• plants growing in cracks and the rock breaks overtime

Which animals can cause burrowing and breaking up rocks?

• groundhog

• humming bird

• ants

• grass

Tags

NGSS.MS-LS2-4