A baseball player hits a ball. Which is the best description of the energy of the ball as it flies over the pitcher's head? O chemical
O kinetic
O nuclear
O thermal

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

Will mark brainliest how many electrons can be held in the energy level n = 4?

Describe the forces both attractive and repulsive that occur as two atoms move closer together.