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  • Help with these science questions?


Answer #1 | 20/12 2013 04:25
(1)The turning point is moment= force x distance. Force=0.5N. Distance=10cm=0.1m, moment=0.5 x 0.1=0.05NM. The unit is NM. (2) WEIGHT=FORCE=PRESSURE x AREA. PRESSURE=0.05NCM^2 area=200CM^2. Weight= 0.05 x 200=10N. The weight is 10N
Positive: 53 %
Answer #2 | 20/12 2013 06:02
The weight is 10N
Positive: 47 %

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