cecily is inflating her bicyble tyre with the pump below. when she pushes the plunger down, it is moving against a force applief
d by the air inside the cynlinder. this means that the plunger is doing ___
1 answer:
Answer:
"work against the force of the air in the tire"
The air in the tire provides a force opposing the force of the air provided by the plunger.
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