If the length of the centrifuge arm is 12 m , what speed is the rider moving when she experiences 10 g's ?

Plss anybody know how to do this? ? i need the answers from a through d

Which subatomic particle has a negative charge

Selma made a diagram to compare convection and radiation. which label belongs in the area marked x? must involve temperature differences between substances or objects only occurs when molecules are in direct contact involves the movement of fluids based on density differences can occur where there is little or no matter