The breaking down of rock on Earth's surface into smaller pieces.
What is physical weathering?
100
The thing that is changed in an experiment?
Independent variable
100
What is the process by which small pieces of rock are moved from one place to another called?
What is erosion?
100
The difference between weathering and erosion is:
What is weathering breaks rocks into sediments and erosion moves sediment from one place to another.
100
Small pieces that break off of rocks.
What is sediment?
200
Rusting from Oxidation.
What are Chemical Weathering?
200
What stays the same in an experiment?
Constant
200
The Colorado River eroded it into the Gulf of California.
What is the Grand Canyon?
200
Which landform is a body of water enclosed by land?
What is a Lake?
200
Gigantic formations of ice that do not completely melt over the course of years.
What is a glacier?
300
Which one of these things is not an agent of weathering?
- Water
- Wind
- Ice
- Soil
What is soil?
300
The data in an experiment
dependent
300
The dropping of rocks (sediment) in a new place.
What is deposition?
300
What is weathering makes things smaller, and erosion _____ it.
What is moves it?
300
A growing pile of deposited sediment at the mouth of a river.
What is a delta?
400
This type of weathering involves rock splitting due to the plant roots.
What are phsyical weathering?
400
You decide to test two different rivers to see which one erodes faster. You drop a tennis ball in each river and measure how long it takes to erode (move) 50 feet. What is the dependent variable?
Time
400
This is NOT a cause of Erosion
- Fire
- Wind
- Gracier
- Water
What is fire?
400
This is formed when sand is blown away and deposited elsewhere.
What are dunes?
400
The weakening and damaging of rock by chemical reactions.
What is Chemical Weathering?
500
Acidic groundwater forming caves
Chemical weathering
500
You decide to test two different rivers to see which one erodes faster. You drop a tennis ball in each river and measure how long it takes to erode (move) 50 feet. What is the independent variable?
Two different rivers
500
Rock and sand dropped by glaciers?
What is Deposition?
500
Muddy water being carried away by a fast-moving river is an example of...
What is Erosion?
500
This chemical weathering occurs when this type of rain breaks down and changes the rock?