Planet Earth
Changing Earth
Land
Water
Random
100

What is the atmosphere made of?

It is made up of about 78% nitrogen,21% oxygen, and small amounts of other gases.

100

How many tectonic plates are there?

there are 16 tectonic plates.

100

What is a plain?

Plain can be flat or have have a gentle roll and can found a long coastlines or far in land

100

What are the earths 3 types of water and the percentages?

Fresh water 3%,Salt water 97%,and liquid fresh water 1%.

100

What is desalination?

is a process that separates most of the dissolved chemical elements to produce water that is safe to drink.

200

What does earth rotate on?

The axis

200

What is the ring of fire?

Long,narrow band of volcanos.

200

What is a trench?

A long narrow steep sided cut in the ground or ocean floor.

200

What is the water contained in Earth's crust called?

Groundwater

200

What are the continents?

Africa,South America,North America,Australia,Asia,Europe,and Antarctica.

300

What is a revolution?

It is a complete trip around the sun.

300

What is a fault?

A fault is a result when the rocks on one or both side crack.

300

What is a plateau?

A plateau rises above the surrounding land.

300

What are the water cycle steps in order?

1st is evaporation then condensation then precipitation,finally collection.

300

How deep is the deepest whole drilled into earth?

8 miles

400

What is a solstice?

It is the day of the year that has most hours of sunlight.

400

What is a glacier?

A glacier is the smallest of ice masses moves slowly over time sometimes spreading outward on a land surface

400

What is a peninsula?

It is a long narrow area that extends into a river,lake,or a ocean.

400

What is a delta?

Delta is a area where sand,silt,clay,or gravel is deposited at the mountain river

400

What is erosion?

is a process by which weathered bits of rock are moved elsewhere by water, wind, or ice.

500

What is a rain shadow?

It is a region of reduced rainfall on one side of a high mountain.

500

What is the largest ice mass?

Ice sheets

500

What is a isthmus?

A narrow strip of land connecting two larger land areas.

500

What is acid rain?

poisonous games in the atmosphere fall to the earth as a deadly mixture called acid rain

500

What is climate?

Climate is the average weather conditions in a region or in area over a longer period

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