Starting from rest, a basketball rolls from the top of a hill to the bottom, reaching a translational speed of 7.2 m/s. Ignore frictional losses. What is the height of the hill

Why don't you see your reflection in water with waves or repples

Astudent creates a model of a closed ecosystem by filling a glass tank half full with water, then adding 10 snails and two small aquatic plants. the next day, all the snails are dead. what is the most likely cause of their death?

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island