Answer:
I'm not a genius but it's an invisible force that pulld object towards eachother, Earth's gravity is what keeps you on the ground and what makes things fall, Anything with mass also has gravity, objects with more mass means they have more gravity
A displacement reaction Would occur in this situation
I think the answer would be trenches but I’m sorry if I’m wrong
A covalent bond? Not sure how much detail you want, sorry
Endocytosis is a type of bulk transport which involves the movement of large particles through the membrane in and out
