A cat walks 8 meters to a tree and then climbs 15 meters upward. What is the magnitude of the cat displacement from the initial position? *

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?

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic

How does the entropy of steam compare to the entropy of ice?