Some particle accelerators accelerate particlesaround in circular paths up to speeds veryclose to the speed of light. Which radius will be advantageous and why? 1. large radius; larger centripetal acceleration
2. small radius; smaller centripetal acceleration
3. large radius; smaller centripetal acceleration
4. small radius; larger centripetal acceleration

Which type of reaction is shown in this energy diagram? energy products activation energy reactants time o a. endothermic, because energy is released to the surroundings o b. exothermic, because energy is absorbed from the surroundings o c. exothermic, because energy is released to the surroundings o d. endothermic, because energy is absorbed from the surroundings

Aproton is shot from the negative disk toward the positive disk. what launch speed must the proton have to just barely reach the positive disk?

If the moon rises at a given location at 6: 00 p.m. today, about what time will it rise tomorrow night?