What amount of heat is required to raise the temperature of 25 grams of copper to cause a 15º c change? the specific heat of copper is 0.39 j/gº c.
115 j

150 j

250 j

300 j

To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?

Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.

Select all that applywhat are some basic resources a family is expected to provide for children? educationclothesspending