In which of these cases is a youngster doing work in the school gymnasium?
1. climbing up a rope
2. hanging motionless from a chinning bar.
3. lifting a set of weights from the floor to overhead
WHICH ONE & WHY? A BRIEF EXPLANATION WOULD BE NICE. thank you all =]
I will be happy to critique your thinking. Hint: Number two involves no work.
In which of these cases is a youngster doing work in the school gymnasium?
climbing up a rope
lifting a set of weights from the floor to overhead
WHICH ONE & WHY? CANT FiND THE ANSWER ANYWHERE.. NEED HElP FOR A TEST.. PlEASE EXPlAiN? TEST iS TOMORROW!