INCLINED PLANE,WEDGE AND SCREW

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smaller, greater

A gentle slope requires ________ force over a ________ distance.

friction

A major factor in the use of the inclined plane is _________.

false

A screw is simply a form of a wedge.

greater, shorter

A steep slope requires________ force over a _________ distance.

input force

An inclined plane reduces the _____________ needed to move a load vertically.

screw

An inclined plane wrapped around a cylinder makes a machine called a ________.

friction

The efficiency of the wedge is low because of _______.

nut

The item in Figure 18 which uses an internal inclined plane is the _____.

thinner

The mechanical advantage of the wedge increases as it gets _____.

true

The screw has very low efficiency.

slope

To increase IMA, decrease the _____ of the ramp.

saw

Which one of the following is not an example of the wedge? ax, saw, nail, chisel

wedge

a double inclined plane

inclined plane

a ramp or a slope

screw

an inclined plane wrapped around the cylinder

internal

on the inside

external

on the out side


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