4.
a 40 kg child and a 30 kg child want to balance themselves on a 4 meter, 50
kilogramn...
Physics, 10.01.2020 21:31 jacqueline398
4.
a 40 kg child and a 30 kg child want to balance themselves on a 4 meter, 50
kilogramn see-saw. where should the fulcrum be placed?
Answers: 1
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