A0.35 kg ball moving in a circle at the end of a string has a centripetal acceleration of 5 m/s^2. what is the magnitude of the centripetal force exerted by the string on the ball to produce this acceleration?

Ineed extreme for task 2. my student number is 571721. many to whoever solves this correctly, im in debt to you.

On your wedding day your lover gives you a gold ring of mass 3.67 g. 48 years later its mass is 3.44 g. on the average how many atoms were abrated from the ring during each second of your marriage? the atomic mass of gold is 197 u. don't enter units

Which word expression describes how much to calculate pressure