Question

True or false
1) Oxygen in the atmosphere creates the greenhouse effect .
2) Plants absorb carbon dioxide during photosynthesis.
3) The Earth's gravitational pull holds the atmosphere close to it.
4) The atmosphere can be divided into six concentric layers.
5) As the altitude increases , the atmosphere becomes thinner.

​

Answer 1

your answers :

1. false.

2.false. 3.true. 4.false. 5.true.

Answer 2

1 false
2 false
3 true
4 false
5 true