cecily is inflating her bicyble tyre with the pump below. when she pushes the plunger down, it is moving against a force applief
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According to the general rules and basic knowledge of physics, without any doubds I can say that a mole of red photons of wavelength 725 nm has [D] 165 kj of energy. I converted <span> a wavelength into energy in that way :
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Answer:
0.96 m, upward
Explanation:
Initial velocity, u=0
Where
Substitute the values
Hence,the block moves upward because displacement is positive.