How fast must a 1000 kg car be moving to have a kinetic energy of 2.0*10^3

Imagine two artifical satellites with equal masses orbiting earth. One satellite is orbiting closer to earth than the other satellite.

Which is better: a large or small sample size? why?

An eagle is flying horizontally at a speed of 4.10 m/s when the fish in her talons wiggles loose and falls into the lake 6.20 m below. Calculate the velocity (in m/s) of the fish relative to the water when it hits the water.

If there is unequal sharing among electrons, which of the following elements would the electrons be most attracted to? (Hint: Look at their locations on the periodic table.) O tin (Sn) O arsenic (As) O sulfur (S) O fluorine (F)

What category of criminal act would a driver who received a speeding ticket be classified as? a. petty offense c. felony b. misdemeanor d. civil

Which term identifies the dark smooth areas on the surface of the moon? craters terrae maria regolith

1. work is a transfer of 2. a small 20-killogram canoe is floating downriver at a speed of 2 m/s. what is the caanoes kinetic energy?

If you are asked to determine an objects speed, what information must you have? A: distance and period of time B: distance and direction C: period of time and direction D: distance and change in position

What is the kinetic energy of a 1150 kg sports car traveling down the road with a speed of 29 m/s?

3. A 2,000-kilogram railroad car moving at 5 m/sec to the east collides with a 6,000-kilogram railroad car moving at 3 m/sec to the west. If the cars couple together, what is their velocity after the collision?