what is the mass of an object that creates 33750 J of energy by traveling at 30 m/s

What does decelerate mean

A 2578-kg van runs into the back of a 825-kg compact car at rest. They move off together at 8.5 m/s. Assuming the friction with the road is negligible, calculate the initial speed of the van.

What is the distance between the sun and the earth?

What is the resistance of a resistor if the potential difference across the resistor is 20.0 V when a current of 10.0 A flows through the resistor?

Identity the kinds of force in the following activities A lemon falls from the tree to ground

It always takes to change the motion of an object. O A. electricity OB. energy C. gravity D. density Reset

What might a psychodynamic theorist think about a person with extreme shyness?

Determine the magnitude of the acceleration for the speeding up phase.

A battery is used to?

A person riding on the roof of a freight train throws a ball forward. (a) If we ignore air drag and relative to the ground, is the ball moving faster or slower when the train is moving than when it is standing still?