A roller coaster moves downhill at 30 in/s and then climbs up a hill at 4 m/s. The momentum of the roller
coaster
a. is zero throughout the ride.
b. is greater down the hill than up the hill.
C. is greater up the hill than down the hill.

Astudent is working in the lab to determine how time affect impulse the student keeps the force the same in each row but changes impact the time some data is shown witch trial has the greatest a student is working in the lab to determine how time affect impulse the student keeps the fours the same in each row but change is the impact time some data shown witch trial has the greatest impulse

Difference between series and parallel circuits

What does si stand for, when referring to a system of measurement