A baseball is thrown a distance of 20 meters. What is its seconds to cover the distance?
speed if it takes 0.5

Aray diagram for a refracted light day is shown. what does the dashed line represent

What type of electromagnetic wave is used in security pens? a. x-rays c. microwaves b. visible light d. ultraviolet radiation select the best answer from the choices provided

If a sphere and a cure have the same mass and are propelled up a ramp with the same force, which would travel father up the ramp? explain.