A 10 kg cart is moving to the right at 5 m/s and hits a stationary 8 kg cart. The two carts stick together after the collision. What is the final velocity of the two carts?

There is no reason to think the results are biased or not conducted properly but you should not assume the results are correct just because they were done in a laboratory so the answer would be c. it is likely to be reliable because the results support the conclusion presented.

Answer:

5.6⋅10−^19  j

do you need the explaination?

B) movement of materials into and out of the cell

Um i think answer is a