The speed of sound in air is about 340 meters per second. you see a flash of lightning, then hear the thunder 9 seconds later. calculate the distance between you and the storm in meters, then convert to kilometers.

Aspring with a mass of 2 kg has a damping constant 14 kg/s. a force of 3.6 n is required to keep the spring stretched 0.3 m beyond its natural length. the spring is stretched 0.6 m beyond its natural length and then released. find the position of the mass at any time t. (assume that movement to the right is the positive x-direction and the spring is attached to a wall at the left end.)

Will a heavier bowling ball hit pins better than a lighter bsll

Organelles are 1. responsible for producing power for the cell 2. tiny structures in the cell that carry out the cell's activities 3. responsible for digestion in the cell 4. found outside of the membrane