What happens when a substance absorbs light?

Why do scientists use analysis methods when developing new technology?

Two sound waves of equal amplitude interfere so that the compression of one wave falls on the rarefaction of the other. Which statement is true? A. No sound is heard. B. The loudness of the sound increases. C. There is no change in the sound. D.

What elements had complete outer shells? Give the name and symbol for each

Why are most organelles surrounded by membranes

A magnet sticks to a table leg. Based on this information, which material could the table leg be made of?

The density of paper is 1.20 g/cm3. what is the mass of the paper in a notebook that is 76 mm thick, 215.9 mm wide, and 279.4mm long? express your answer in significant digits.

On a frictionless surface, a 32 kg student pushes a 43 kg student. If the 32 kg student slides back at 2.4 m/s, how fast will the 43 kg student be sliding and in what direction?

The 100 meter dash is a quick and short run requiring explosive speed. on completion of the dash the runners will continue to breathe hard for several seconds to minutes even though they are no longer running.

If the distance between the two mass double what happens to the gravitational force

Determine the amount of work done when a crane lifts a 100-N block form 2m above the ground to 6m above the ground