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If you punch a punching bag hard, has work been done?
Yes, because the glove provided a force that moved the bag a distance
6.67 W
unbalanced forces
5
force
twice the work compared to Daniel
300J
mechanical advantage
Daniel and Ryan both work at a car wash. It takes Daniel 20 minutes to wash a car and Ryan 10 min. Ryan has
Yes, because the glove provided a force that moved the bag a distance
6.67 W
unbalanced forces
5
force
twice the work compared to Daniel
300J
mechanical advantage
It took Bradley 45s and 60N of force to move a sofa 5m into a moving truck. How much power did he exert?
Yes, because the glove provided a force that moved the bag a distance
6.67 W
unbalanced forces
5
force
twice the work compared to Daniel
300J
mechanical advantage
The movement of an object is the result of
Yes, because the glove provided a force that moved the bag a distance
6.67 W
unbalanced forces
5
force
twice the work compared to Daniel
300J
mechanical advantage
In science, a push or a pull is called a
Yes, because the glove provided a force that moved the bag a distance
6.67 W
unbalanced forces
5
force
twice the work compared to Daniel
300J
mechanical advantage
If an inclined plane had a length of 20m and a height of 5m, what would the mechanical advantage be?
Yes, because the glove provided a force that moved the bag a distance
6.67 W
unbalanced forces
5
force
twice the work compared to Daniel
300J
mechanical advantage
Caroline uses 20N of force to move a box of books 15m. How much work did she do?
Yes, because the glove provided a force that moved the bag a distance
6.67 W
unbalanced forces
5
force
twice the work compared to Daniel
300J
mechanical advantage
Finding the ratio of a machine's output force/input force gives you the machine\'s
Yes, because the glove provided a force that moved the bag a distance
6.67 W
unbalanced forces
5
force
twice the work compared to Daniel
300J
mechanical advantage
Check it!