Which one of the following is not a simple machine?
a. lever
b. pulley
c. hammer<...
Physics, 20.12.2019 13:31 kennethcraft901
Which one of the following is not a simple machine?
a. lever
b. pulley
c. hammer
d. inclined plane
Answers: 2
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Density of salty water as compared to the density of pure water is(a) is less(b) is always equal(c) is always more(d) may be less or more
Answers: 1
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Which describes increasing the efficiency of energy resource
Answers: 2
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Which type of energy is transferred by convection currents?
Answers: 2
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