If you want to lift a 5-kg box to a height of 2 meters, how much wok must be done

A force of gravity pulls downward on a book on a table. What force prevents the book from accelerating downward?

A pond changed into a field through the process of

A parallel-plate capacitor is constructed of two square plates, size L*L, separated by distance d. The plates are given charge ±Q.

Whitch of the following is likely the best electrical insulator

If my science fair topic is do people prefer singers of the same sex, what would be my independent and dependent variable?

Why does the closed top of a convertible bulge when the car is riding along a highway? Why does the closed top of a convertible bulge when the car is riding along a highway? The air pressure is greater outside the car than inside.

Is a white shirt cooler or warmer in the sunlight?

A stone is thrown vertically upward with a speed of 18.0. (a) How fast is it moving when it reaches a height of 11.0? (b) How long is required to reach this height? For part A) I did: y=11m, g=9.

What object or class of objects makes up most of the solar systemâs mass?

Carole is very tired and makes coffee. why would newton say that she must use her hand to put up the cup