Answer:
Earth formed around 4.54 billion years ago, approximately one-third the age of the universe, by accretion from the solar nebula. Volcanic outgassing probably created the primordial atmosphere and then the ocean, but the early atmosphere contained almost no oxygen.
Explanation:
Answer:
C. Can be replenished by nature in a short period of time
Explanation:
Renewable, as a word, means that it is able to be replaced again. Renewable energy is energy that is able to be replaced quickly, and will never run out. Solar, biomass, geothermal, wind, and hydropower energy all can be reproduced again without the risk of running out, unlike fossil fuels.
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Panna
Answer:
D
Explanation:
Enzymes can only fit into the base it was made for.
22. C
23. C
24. A
25. B
26. D
27. C
28. C