Answer:
the speed is equal to 6 m/s
Explanation:
Answer:
Yes
Explanation:
Yes. The momentum is the same when the speed of the tennis ball is 18 times greater than the speed of the basketball and the velocities of both objects are in the same direction.
I think its B B)Warm water rises and cold water moves in to replace it.
Answer:
Explanation:
Centripetal acceleration is given by:

Thus, centripetal acceleration is inversely proportional to the radius. Thus, when radius will double, the centripetal acceleration will be halved.