Answer:
if I'm not wrong, 0 Joules
Explanation:
If it is not being moved at all, then no work is being done
The answer is C) A girl hangs by both hands, motionless, from a trapeze.
Answer:
A) 1.9m/s
Explanation:
Use the equation v=d/t
The time is 10 seconds. The distance is more complicated because it’s a circle so u use the equation for circumference C=2•pi•r. So you just do the circumference over time and get the answer. Hope this helps