____________________ are useful for trying out ideas for mechanisms and simple machines to see if the ideas should be further developed.

Fill in the blank(s) with the appropriate word(s).


Construction kits

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Referring to the figure shown below, a shorted to ground circuit between the relay coil and the low side driver would cause the air fan clutch solenoid to be energized.

Answer the following statement true (T) or false (F)

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The ____________________ is a mechanism that allows the starter motor to engage only while the starter motor is operating to start the engine.

Fill in the blank(s) with the appropriate word(s).

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As a means of improving agriculture, why is highly developed, complex, and expensive machinery a poor fit for undeveloped countries?

What will be an ideal response?

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The clutch mechanism on a power drill is used to adjust the ________

A) Penetration level B) Levels of torque C) Speed rate D) Bit depth

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