A student moves a box across the floor by exerting 20 newtons of force and ends up doing 40 joules of work on the box. What is the distance the box is moved?

Amount of liquid measured in l or lm

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction