Which of the following is a true statement about energy?

a. energy can be created and destroyed.
b. energy is never created nor destroyed.
c. energy is easily created, but cannot be destroyed.
d. energy cannot be converted from one form to another.

Aswimmer is determined to cross a river that flows due south with a strong current. initially, the swimmer is on the west bank desiring to reach a camp directly across the river on the opposite bank. in which direction shoud the swimmer head? a. the swimmer should swim southeast. b. the swimmer should swim south. c. the swimmer shuold swim northeast. d. the swimmer should swim due north. e. the swimmer should swim due east.