What is soil made of?
Rocks and organic matter
What is the number 1 force the contributes to erosion?
Water
Give an example of Mechanical Weathering
Ice Wedging
Abrasion
Animals
Plants
The natural process by which atmospheric and environmental agents, such as wind, rain, and temperature changes, disintegrate and decompose rocks
E = MC^2
What is M?
Mass
Which horizon is top soil?
A
What type of mass movement is fast?
Landslide
Rock Fall
Slump
Mudflow
What is Ice Wedging?
Water getting into a crack freezing thawing and repeating.
Erosion
A process in which the materials of Earth’s surface are loosened, dissolved, or worn away and transported from one place to another by a natural agent, such as wind, water, ice, or gravity
What planet is closest to the sun?
Mercury
What has the greatest effect on the characteristics of soil?
The parent rock
What type of Mass Movement moves the most matter?
Creep
How is acid rain formed?
Carbon dioxide and other gases in the atmosphere mix with water in clouds producing acid.
Gullying
As soil is washed away with each rainfall, the furrows become larger and form small gullies
What is the hottest planet in the solar system?
Venus
Which climate has the most fertile soil?
Give 3 examples of Erosion
Answers very
How does Surface area affect the rate of weathering?
The more area exposed the faster the rate in which it weathers.
Landform
m a physical feature of Earth’s surface
What is the Oort Cloud?
A massive cloud of dust and rock surrounding the solar system
What horizon layer is the smallest in the desert?
A
What type of erosion occurred in the 1920s that resulted in the dust bowl?
Sheet Erosion
What type of climate sees the greatest speed of weathering?
Warm, wet, and humid
Humas
dark, organic material formed in soil from the decayed remains of plants and animals
What is a Vacuole?
An organelle in a cell that stores water, food and waste.