A metal sphere has a charge of +7.5 μC. What is the net charge after 8.9 × 10^14 electrons have been placed on it?

Acoyote chasing a rabbit is moving 8.00 m/s due east at one moment and 8.80 m/s due south 4.25 s later. let the x axis point due east and the y axis point due north. find the direction of the coyote's average acceleration during that time.

What do elements in a family tend to share. a.) similar periods b.) similar groups c.) similar atomic symbols d.) similar chemical properties and characteristics

Aria drove to the store, did some shopping, and then came home. during maria's trip, when was her displacement equal to zero?