Aman walks 30 m to the west, then 5 m to the east in 45 seconds. what is his displacement?

Ireally need this answer sombody fast fast

Yvette hangs a 2.4kg bird feeder in the middle of a rope tied between two trees. the feeder creates a tension of 480 n in each side of the the rope.

Using gravity, an elephant can pull a mouse towards it from the ground. true or false explain why. will give brainliest if answered fast and the best explanation