Answer:
C. Late Precambrian era
Explanation:
Eon refers to two or more geological eras forms an eon. Eon is mainly divided into four eon namely Hadean, Archean, Proterozoic and Phanerozoic. Phanerozoic includes Palaeozoic, Mesozoic and Cenozoic era. Cambrian falls under the <em>Palaeozoic era </em>which was the major turning point the evolution period of geological time scale. The sudden increase in many diversity of animal phyla was evolved during this period. Also, the first land plant was appeared in this period which gave a promising fact that plants will grow on the apt seasonal conditions.
Answer: SUBSTANCES CAN ALSO BE ELEMENTS
Explanation:
I'M SMART
Answer:
water covering earth surface is 71 percent. e 97 percent. frozen freshwater less than 1 percent
Explanation:
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Blood types:
AB +
AB -
A +
A -
B +
B -
O +
O -
It is possible to have a child with O blood despite the parents having different blood types.
While the man tested for B blood, he could have been a combination between type o and B whereas, the woman was a combination of type A and o. Since A/B are dominant, they would 'stand out' contrarily to o.
This means that their children could have AB or O blood.
Answer:
B. Geothermal
Explanation:
Fossil fuels and coal both require extremely old material to form. Geothermal energy is generated and stored in Earth.