PLEASE HELP THIS IS MY LAST QUESTION Which of these does NOT have gravity?
A. heat
B. an apple
C. a small moon
D. Earth's atmosphere

its A

Explanation: it cant be earths atmosphere because is it was we would be flouting

one person pulls 90n one way and the other has 100n pulling the other way.

so the net force = 90 - 100 = -10n,

or the ans can be 10n if the picture shows -90n and 100n instead.

igneous rocks also form where plates converge. the subducting plate melts as it sinks into the crust of the earth, and the melt rises into the overriding plate forming volcanoes. metamorphic rocks are formed mainly in the lithosphere, wherever there is high pressure and high temperature. -woods