Adaptation through natural selection
Answer:
The four seasons happen because of the tilt of the Earth's axis. At different times of the year, the sun's rays hit different parts of the globe more directly. The angle of the Earth's axis tilts the Northern Hemisphere towards the sun during the summer.
Explanation:
Answer:
formula used: volume=density/volume
Explanation:
<u>data:</u>
volume=?
density(given)=917kg/m^3
mass(given)=0.0427kg
<u>solution:</u>
917/0.0427 =21475cm^3
<u></u>
1. Coal.
2. how much carbon dioxide is emitted by each source.
3. how to maximize the use of clean sources of energy.
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