1)The solar system is made up of the sun and the planets that go around it.2)the planet closest to the sun is called Mercury.3)the planet next closest to the sun is venus.4) Earth is the third planet and Mars is the fourth.5)The planet farthest from the sun is called Pluto.6)Life on Earth is thought to have begun about three billon years ago.7)For many millions of years, the most common life form was bacteria.8)Scientists have tried hard to understand how plants and animals developed from these simple,one-celled creatures.
7.The passage is made up of two paragraphs.Which sentence begins the second paragraph?
A.4 B.5 C.6 D.7
8.The topic sentence in the first paragraph is number
A.1 B. 2 C.4 D.5
2007-09-15
03:51:25
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4 answers
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asked by
toni f
1
in
Science & Mathematics
➔ Astronomy & Space