Lunar Cycle
Water Cycle
Nitrogen Cycle
Carbon Cycle
Rock Cycle
100
The moon is said to be how old?
4.5 Billion years old
100
What percentage of the earths water is freshwater?
3%
100
What absorbs nitrogen directly from the soil?
Plants
100
What is the origin of the word Carbon?
The word Carbon originates from the Latin word Carbo, meaning coal.
100
What are the three types of rocks?
Medophorphic, igneous, and sedimentary
200
What forms, when the moon, earth, and sun line up?
An eclipse forms
200
What is an Aquafier?
It is an underground water reserve, used to store freshwater.
200
How do animals get nitrogen?
Animals get nitrogen, by eating plants, or animals that eat plants.
200
What is a carbon sink?
A Carbon sink is an object, that can store Carbon for many years.
200
How are rocks formed?
Rocks are formed, when they are destroyed by erosion on the earth's surface
300
The moon is how many miles away from earth?
250,000 miles away
300
Besides underground, where else is water stored?
Water is also stored in ice caps, snow, and glaciers.
300
Farmers use nitrogen as a what?
Farmers use nitrogen as a fertilizer for crops.
300
What do plants use Carbon dioxide?
Plants use Carbon dioxide to make food, in a process called photosynthesis.
300
How does an Igneous rock form?
It forms when magma cools, and makes crystals
400
On average, how fast the the moon move around the earth?
Around 2,288 miles per hour
400
True or false. Water is recycled, so the water we drink, could be the same water drank by dinosaurs.
True. Water is recycled, and we very well could be drinking the same water as dinosaurs.
400
What percentage of the atmosphere is made up of no usable nitrogen gas?
78%
400
What percentage of the earths Carbon is stored beneath the earths surface?
99%
400
What is the most common rock on the planet?
Basalt
500
How long does it take for the moon to orbit earth?
27.3 days
500
What is the driving force of the water cycle?
The sun
500
Too much nitrogus oxide in the atmosphere can cause what.
Acid rain
500
Humans can contain Carbon in the Carbon cycle by doing what?
By eating plants, or eating animals that eat plants.
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