2.0 kg mass is lifted4.0m above the ground find the gravitational energy

4. John can travel 560 miles in 9 hours east to New York. What is his velocity?

Which of the following statements has NOT been indicated by research on food and hunger behaviors? A) Forcing children to eat specific foods often has a negative effect on food preference.

What determines all the star's properties such as its temperature, size, brightness and life span? a. Weight b. Mass c. Diameter d. Luminosity

Which of these models of the solar system first proved that the sun is at one of the foci of Earth's elliptical orbit?

Two parallel conducting plates that are in deep space are brought to a potential difference of 3000 V, and a small pellet of mass 2.60 mg carrying a charge of 6.00 * 10-7 C accelerates from rest from the positive plate.

A small 25 kilogram canoe is floating downriver at a speed of 4 m/s. What is the canoe's kinetic energy?

A car traveling on a flat (unbanked), circular track accelerates uniformly from rest with a tangential acceleration of 1.85 m/s2. The car makes it one quarter of the way around the circle before it skids off the track.

A train travels 120 km in 2 hours and 30 minutes what is the average speed

How many constellations are there?

What units are given to the right of the equals sign