The Formation Of The Earth
8 Questions
| Total Attempts: 226
Science Quiz
Questions and Answers
- 1.In your own words describe the mantle,crust, and core in order.
- 2.What caused different materials to sink or float in order to form layers of the earth
- 3.Compare and Contrast comets,meteors,and asteroids
- 4.How did the earth change shape
- A.
It changed when a meteor crashed into earth
- B.
Earth Got older and gravity crushed rock and the planet became round
- C.
It got hit by a comet and it turned the earth round
- 5.How did Photosynthesis contribute to Earths current atmosphere?
- A.
Ultraviolet Radiation that causes sunburns
- B.
During the proccess of making food organisms created oxygen
- C.
Is the proccess of absorbing carbon dioxide from the atmosphere to make food
- 6.Earths First Atmosphere was mostly made of
- A.
Nitrogen and oxygen
- B.
Chlorine,nitrogen, and sulfur
- C.
Carbon dioxide and water vapor
- 7.How did oceans form
- A.
Rain collected over time and rained for about 4 million years
- B.
Molecules in the air were broken
- C.
Water falls
- 8.How did life form
- A.
UV Radiation
- B.
Photosynthesis
- C.
Trees
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