Question

ACTIVITY: 1 Answer the following questions in complete sentences: (1) How old is the earth? (ii) Describe the earth before man existed. (iii) Why was there no life on earth?​

Answer 1

Explanation:

DeathshadoKILLERSOP₩

Answer 2

Answer:

1.ans 4.543 billion years

2.ans The earliest living things on Earth are believed to have come into being around 4 billion years ago. They were single-celled organisms and they were the most complex form of life on Earth for approximately a 1 billion years.

3. ans . 3.5 billion years

But how long does it have? The fossil record tells us that life on Earth has lasted at least 3.5 billion years. In that time it has survived being frozen, clobbered by rocks from space, mass poisoning, and even lethal radiation.

Explanation:

I am not sure about the 3rd ans but remaining are correct