A car's velocity changes from 0 m/s to 40 m/s in 5 seconds. What is the average acceleration of the car? (Show work)

A ball is thrown horizontally from a height of 17.3 m and hits the ground with a speed that is 5.00 times its initial speed. what is the speed in the vertical direction just before the ball hits the ground?

When we jump on a concrete surface, the feet gets injured, why?

What are two kinds of injuries to the musclular system?

Name the three general categories into which the elements are divided.

Two violin strings are tuned to the same frequency, 277 Hz. The tension in one string is then decreased by 1.92 percent. What will be the beat frequency heard when the two strings are played together?

Ethan pushes a wooden box across a carpet floor then he pushes the same box across a smooth marble floor why does Ethan find it easier to push the box on the marble floor than carpet floor

Let's now apply our equations for the normal modes of open and closed pipes. On a day when the speed of sound is 345 m/s, the fundamental frequency of an open organ pipe is 690 Hz.

Suppose you are an observer standing on the Moon, looking back at Earth. If the moon is in the waxingquarter phase, what phase of the Earth would you see? A. waxing quarter B. full C. new D. waning quarter E. none; the Earth doesn't have phases

How many chromosomes will an elephant's sperm have?

Would the springs inside a bathroom scale be more compressed or less compressed if you weighed yourself in an elevator that was moving upward at constant velocity