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I understand when wind resistance is involved it loses KE to the air molecules (also damping force and pulley friction).
But for ideal...
KE and PE are conserved (PEtoKEtoPE)
Momentum is not.
Does it slow down? and what causes it to? gravity?
But for ideal...
KE and PE are conserved (PEtoKEtoPE)
Momentum is not.
Does it slow down? and what causes it to? gravity?