What Enables Life On Planet Earth Flashcards
1
Q
Optimal distance from the Sun
A
Plus degrees (water can be in liquid form)
Closer to the sun: water evaporates
Too far away: water freezes (globally)
2
Q
- Hard surface laver
A
Where plants can grow and animals live on
3
Q
Atmosphere
A
Mix of gases, good concentration of oxygen
4
Q
Greenhouse effect
A
Covers Earth to keep us warm from the coldness of space
5
Q
Ozone layer
A
Blocks dangerous ultraviolet radiation from the sun
6
Q
Magnetic field
A
- Invisible shield created by the molten core of the Earth
- Blocks the electrical storm comng from the sun
7
Q
What enables life on planet earth
A
Optimal distance from the sun, hard surface layer, atmosphere, greenhouse effect, ozone layer, magnetic field
