Science; Inclined Plane, Wedge, and Screw

Using the information above, complete these calculations. (image not included sorry) The AMA = ______. The IMA = _______. The efficiency = _______ %.

2 2.5 80

A screw is simply a form of a wedge.

False

The screw has very low efficiency.

True

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

friction

The efficiency of the wedge is low because of _____.

friction

A steep slope requires _______ force over a ______ distance.

greater, shorter

an inclined plane reduces the _______ needed to move a load vertically.

input force

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

nut

Which one of the following is not an example of the wedge?

nut

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

screw

To increase IMA, decrease the ______ of the ramp.

slope

A gentle slope requires _______ force over a ______ distance.

smaller, greater

The mechanical advantage of the wedge increased as it gets _______.

thinner