What is the main energy source that drives global climate?
a. solar
b. wind
mechanical
d. heat
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select the best answer from the choices provided
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Crowbar of 5 metre is used to lift an object of 800 metre if the effort arm is 200cm calculate the force applied

The earth is constantly spinning on its axis, like you might spin a basketball on your finger. it is this spinning of the earth that causes

A3030 cmcm wrench is used to loosen a bolt with a force applied 0.30.3 mm from the bolt. it takes 6060 nn to loosen the bolt when the force is applied perpendicular to the wrench. how much force would it take if the force was applied at a 3030 degree angle from perpendicular? a 3030 cmcm wrench is used to loosen a bolt with a force applied 0.30.3 mm from the bolt. it takes 6060 nn to loosen the bolt when the force is applied perpendicular to the wrench. how much force would it take if the force was applied at a 3030 degree angle from perpendicular?