Answer:
impulse = force * time = 20 * 10 = 200 Ns
change in momentum = impulse = 200 kgm/s
Explanation:mark me brainliest
i think it is B
Explanation:
UP
heat rises. That powers convection which is in the link
its sort of like how Pounds are measured in lbs
Pounds are measured in lbs when they dont sound anything similar, same thing applies to gun technology.