What must occur to a shopping cart at rest in order to make it roll forward?
a) a force...
Biology, 03.02.2020 22:01 mantha0402
What must occur to a shopping cart at rest in order to make it roll forward?
a) a force must be provided to overcome gravity.
b) balanced forces must be acting upon the cart.
c) an unbalanced force applied to the cart pushing or pulling it forward.
d) the unbalanced force acting upon it must be smaller than that of friction.
Answers: 2
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