Answer:
a. plants are preserved as fossils
Explanation:
Through the passing of time, the dead bodies like plants or animals rest in soil, and the cover by different particles, with the time they can be compressed and form a soil layer. If the environment condition changes they get caught in one soil layer. If this process is repeated constantly, so a new soil layer will be formed. So passing the time, different soil layers will have different animals or plants. With the help of isotopes, the scientist can determine the years of each layer.
Answer:
Oct 2, 2019 - However the moon is already increasing the size of its orbit around the earth and would continue to do so with a smaller earth just not quite as quickly. This is all assuming the object replacing the earth is still made out of the same stuff such as rock, metal and water.
Answer:
A and B are equally likely
Explanation:
The conditional probability is defined as follows:

where:
is the probability for X to occur, given that Y has occurred
is the probability that both X and Y occur at the same time
is the probability for Y to occur
Given two events A and B, we have:

and

In this problem, we are told that

Which means that:

Simplifying, we get:

which means that A and B are equally likely.
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Answer:
All large cities use surface water as a water source.