If the work required to speed up a car from 13 km/h to 21 km/h is 8.5*103 j, what would be the work required to increase the car's speed from 21 km/h to 35 km/h?

Calculating heat gained or lost requires mass, specific heat, and A) change in heat B) relative humidity C) change in temp D) rate of temp change

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Mr. Llama walked from his house to the stop sign down the street. He walked two miles to the stop sign and then returned back to his house. What is the distance that he walked? Question 2 options: A. 3 feet B. 2 miles C. 4miles D.

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A runner generates 1260 W of thermal energy. If this heat has to be removed only by evaporation, how much water does this runner lose in 15 minutes of running? The latent heat of vaporization of water is 22.6 * 105J/kg.

A 2.0-kg block is on a perfectly smooth (frictionless) ramp that makes an angle of 30^/circ30 ∘ with the horizontal. What is the force of the ramp on the block?

What is the difference between negative displacement and negative velocity?

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A 7.00 kg mass is being pulled by a 53.8 n force what is the acceleration

2. How is temperature related to kinetic energy?