An engine has an actual efficiency of 0.150. If you put 5200 J of heat into the engine, how much heat will be rejected into the air?

What is two ways to classify clouds

When all the colors of light are mixed, what is the resulting color? blue red white black

What factors the weight of an object?

The electric force between two charged vinyl balloons is 3.0 * 10-3 newtons. If the distance between them is 6.0 * 10-2 meters and the charge of one vinyl balloon is 3.3 * 10-8 coulombs, what is the charge on the other vinyl balloon? (k = 9.

Socrates believed that

A hot air balloon is hovering in the air when it drops a 40 Kg food package to some lost golfers. If the package is dropped from an altitude of 500 m and air resistance can be neglected, how fast is the package moving when it hits the ground?

you often hear people particularly TV announcers talk about "high rate of speed" what do you think they mean according to the specifics of physics definitions what are they really saying

What is the value of x in the equation Ix - 3y = 30, when y = 15?

32. How much work is done pushing an 80 N box 2 m across ue surtout What work is done? a. 40 J c. 160 J b. 20 J d. 240 J

Which is a resource that the National Park Service manages? A. memorials B. wildlife refuges C. ecosystems D. endangered species