4. A 0.2 kg ball rotates at a constant speed of 3 m/s on the end of 1.2 m long string. What is the centripetal force exerted on the object? Round the magnitude of your answer to the nearest tenths place.

you go to your settings preference and in the end youll see sth that says "i want to delete my acc" click on it and u'll acc will be deleted but u have to wait.

a.   mass number from atomic number

c. magnitude and direction