What is the acceleration of a wild hog who travels at a rapid pace from 3.2 m/s to 8 m/s over a long distance of 123m?

If 1 lb of fat is stored by the body for each 14.6×103kj of excess nutritional energy consumed, how long will it take this person to gain 1 lb?

Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?

Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?