Question

straight rod that can move aro
a) screw
b)lever
Which gas is needed for burning
a) nitrogen
b)oxygen
Which layer of the atmosphere absorbs the ultra violet radiation from the sun
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Answer 1

Answer:

b) lever

b) oxygen

ozone layer

I hope it will help you

thanks

Answer 2

Answer:

lever

Oxygen gas is needed for burning

Ozone layer of the atmosphere absorbs the ultra violet radiation from the sun.

Hope it helps you