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Gear 1 turns counterclockwise causing gear 2 to turn clockwise which results in gear 3 and 4 to turn counterclockwise
Which term below best describes the OPPOSITE of an increase in speed?
If you use a lever to lift a 200 pound weight with an effort of 40 pounds, what is the mechanical advantage?
Energy is ____.
The capacity to do work
In terms of force, what makes hydraulic jacks so useful?
The liquid does not compress very much
Which mechanical components are typically used between a wheel and an axle to reduce friction?
Which of the following is an example of a Class 2 Lever?
The sprocket on a bicycle is most similar to which of the simple mechanical devices listed below?
Which of the following is an example of a Class 1 Lever?
Which of the following is the best example of an inclined plane?
Which principle of mechanical motion is used in the design of a roller coaster?
all of the above
Which of the following statements is true for water flowing from a 4 inch pipe to a smaller 2 inch pipe?
The same amount of water passes through both the 4 inch pipe and the 2 inch pipe
If a large gear drives a smaller gear, which of the following will not occur?
A change in gear ratio
Power is the ____.
Rate of work
An elevator is most similar to which of the following mechanical devices?
In the figure below, what is true about supports A and B?
Support B carries more weight