L11 Changing Earth's Surface: Fast & Curious

An acid that forms from the result of water mixing with carbon dioxide gas in the air or soil.

• Mechanical

• Ice Wedging

• Roots

• Chemical

• Carbonic Acid

The process when water and oxygen combine to form rust.

• Mechanical

• Oxidation

• Desert

• Tropical

• Carbonic Acid

Tags

NGSS.MS-PS1-5

What is sediment?

• a chemical reaction
• tiny pieces of weathered rock carried by wind or water
• pollution

Tags

NGSS.MS-ESS2-1

What is mechanical weathering?

• Process through which rocks are physically broken into smaller pieces.
• Rocks are broken down through chemical changes.
• Rocks are worn away from acid in plant roots.
• Rocks broken down by machinery.

Tags

NGSS.MS-ESS2-2

Chemical weathering is

• caused by living things, like plants and animals

• caused by chemical processes like acid rain & carbonic acid

• caused by force, like pressure, pushing, and crashing

Tags

NGSS.MS-PS1-2

burrowing animals break down sediments and rock in the soil (mechanical weathering)

• freezing and thawing

• animal actions

• abrasion

• plant growth

the mechanical and chemical processes that change Earth’s surface over time and weaken the rock.

• Weathering

• Erosion

• Deposition

• Lithification

Tags

NGSS.MS-ESS2-2

What is groundwater?

• A large, slowly moving body of ice and snow

• Water that flows over the ground surface

• Water stored below earth's surface

• An icicle-shaped formation that hangs from the ceilings of a cave.

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-1

Which word describes the upward growing mound of mineral deposits on a cave floor?

• Stalactites

• Stalagmites

• Sinkholes

• Sandbars

the BREAKDOWN of rock into smaller pieces of the same rock without any change in its composition

• mechanical weathering
• chemical weathering
• erosion
• deposition