Question

A rocket can go vertically upwards in the earth's atmosphere because
a) it is lighter than air
b) of the gravitational pull of the sun
c) it has a fan that displaces more air is per unit time than the weight of the rocket
d) of the force exerted on the rocket by gases ejected by it

Answer 1

Answer:

D is the answer

Explanation:

A rocket can go vertically upwards in the earth's atmosphere because of the force exerted on the rocket by gases ejected by it.

i hope its clear!

Answer 2

Answer:

Answer is D option

of the force exerted on the rocket by gases ejected by it