Answer:
Forces come in pairs, so the force of gravity (9.8 N) with the mans weight (794N) on the earth is counteracted with the normal force ( the force of the earth back on the man) which is the same
Explanation:
... Extreme temperature changes between seasons.
... Extreme changes in length of daylight and darkness.
... Larger areas around both poles where daylight/darkness
can last more than a whole day.
Altogether, these areas cover half of the planet.
The sun heats the Earth through the process of radiation.
Hope this helps,
Davinia.
Answer:
we can not use the suns energy too effectively in power cells and with human power we can generate more energy
Answer:
our sun is one of the least 100 billion stars in the milky way a spiral galaxy about 100000 light years across
