Surface of Earth
Earth's Layers
Minerals and Rocks
Slow Vs. Rapid Changes
Soil
100
How much of Earth's surface is covered by water?
3/4 or 75%
100
What is the middle layer of Earth?
The Mantle
100
Name one mineral.
Quartz, Gold, Iron, Olivine etc.
100
The remains of a once-living plant or animal is a ________
Fossil
100
Soil is made up of _______, once-living material, and minerals.
Rocks
200
Is there more salt water or fresh water on Earth's surface?
Salt Water
200
What is the outermost layer of the Earth?
The Crust
200
A ___________ is a material that is found in nature and that has never been alive.
Mineral
200
What is caused by a sudden movement of large sections of rock beneath Earth's surface?
An Earthquake
200
Which layer of soil contains the most humus?
Topsoil
300
Huge masses of ice are called....
Glaciers
300
Name the four layers of the Earth (starting at Earth's surface first)
Crust, Mantle, Outer-Core, Inner-Core
300
What are the three kinds of rocks?
Igneous, Metamorphic, and Sedimentary
300
What are two slow changes we learned about?
Water and Glaciers
300
Name the three layers of soil we learned about (from top to bottom)
Topsoil, Subsoil, and Bedrock
400
True or False: Salt water is found in oceans and seas.
True
400
On which layer of Earth are living things found?
The Crust
400
Which rock forms when other rocks are changed by heat and pressure?
Metamorphic Rock
400
What are the two rapid changes we learned about?
Earthquake and Volcano
400
True of False: The five causes of weathering are water, gravity, wind, ice, and plant roots.
True
500
What are the five landforms we learned about?
valley, plateau, canyon, mountain, and plain
500
Which is like a solid metal ball? : The outer-core or the inner-core?
The Inner-Core
500
Which rock forms when melted rock from inside Earth cools and hardens?
Igneous Rocks
500
When melted rock is inside of a volcano, what is it called? What is it called when it this melted rock moves to the surface?
Magma Lava
500
What is the difference between weathering and erosion?
erosion- the movement of the weathered rock weathering- the breaking up of rock
M
e
n
u