An atom can absorb light if the energy of the light... A. equals the energy difference between electron orbits. B. exceeds the energy difference between electron orbits. C. is less than that of an electron. D. moves an electron to a lower orbit. E. is less than that of a proton.

Infrared rays have a shorter wavelength than question 11 options: x-rays. ultraviolet rays. radio waves. gamma rays.

True or false graphs must include scales that increase by the same amount

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?