What is it?
Define Weathering
Breaking down rocks into smaller pieces
How can physical weathering and chemical weathering work together?
The physical weathering breaks the rocks into smaller pieces giving more surface area for the chemical weathering to work faster.
What are 2 ways to reduce erosion?
Cover the area, plant trees or plants, remove animals, make a barrier
Oxygen, carbon dioxide, and sulfur dioxide can speed up
chemical weathering
What does the mitochondria do
Powers the cell
Define erosion
Dissolving rocks
How are chemical weathering and physical weathering different?
Physical weathering breaks things by force and chemical weathering done with chemical
What weathers fastest marble, quartz, or stone?
Marble
What are the 3 states of matter
solid, liquid, gas
Does it rain if the air outside is at high pressure or low pressure
low pressure
Causes of physical weathering
frost wedging, animals, plants, gravity
What takes longer physical weathering or chemical weatheing
Physical weathering
Are the pieces that make up soil the same size or different sizes?
Different
What does miscible mean?
It mixes
What is the longest bone in the human body?
The femur
Causes of chemical weathering
acid rain
Which can take thousands or millions of years weathering or erosion?
weathering
What does a sieve do?
Separates things by size
What is the equation for density?
m/v
An animal that lives part of its life on land and part in water is known as an......
amphibian
What is soil made of?
gravel, clay, organic material, sand
What moves rocks from one place to another
erosion
What will erode faster a a steep hill or a hill that is not steep
steep hill
what is the order of particles
atom-> element-> compound or molecule
What planet in our solar system has the strongest gravitational force?
Jupiter