History of Planet Earth

Earth's system that has to do with water, rain, snow, rivers and oceans.

• Atmosphere

• Hydrosphere

• Biosphere

• Geosphere

Earth's system that has to do with gases around the Earth.

• Atmosphere

• Hydrosphere

• Biosphere

• Geosphere

Earth's system that has to do with rocks, Earth’s crust and mantle.

• Atmosphere

• Hydrosphere

• Biosphere

• Geosphere

Earth's system that has to do with living organisms: plants, animals and humans.

• Atmosphere

• Hydrosphere

• Biosphere

• Geosphere

_____________________ is the breaking down or dissolving of rock, minerals and sediments on the Earth’s surface.

• weathering

• erosion

• atmosphere

• geosphere

____________________is when physical processes, like ice or wind, break down rocks.

• Chemical Weathering

• Mechanical Weathering

• Erosion

• All of the above

_______________is when chemicals change what rocks are made of.

• Chemical Weathering

• Mechanical Weathering

• Erosion

• None of the Above

Weathering and erosion are different because weathering is breaking down rocks and erosion is transporting those broken down pieces.

• True

• False

_________________is the transporting of broken down pieces.

• Chemical Weathering

• Mechanical Weathering

• Erosion

• All of the Above

Weathering happens after erosion.

• True

• False