Find the weight of an object of mass 5 kg
on
i. Surface of the earth
ii. b) Surface o...
Physics, 21.02.2021 09:50 kklovesfood
Find the weight of an object of mass 5 kg
on
i. Surface of the earth
ii. b) Surface of the moon
Answers: 3
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If this plastic cup is heated to its melting point, what will eventually happen to all the particles in the plastic? a. the particles will begin to move enough that they slide past each other. b. bonds will form and the liquid will become a solid. c. the spaces between the particles will get smaller. d. the particles will change state and become a crystalline solid.
Answers: 2
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The percent efficiency of a machine can never be 100% (or greater), because in the real world some energy is always converted into a. heat b. work c. input force d. output force
Answers: 1
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Which situation will have the highest resistance? a.long wire and high temperatureb.short wire and high temperaturec.long wire and cold temperaturedshort wire and low temperature
Answers: 2
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