6th October 2019

scholastic
18

Is a knife a machine?

Dirtmeister: Simple Machines -- Wedge. A wedge is really an inclined plane turned on its side. The blades of a knife or a shovel are both wedges. A wedge can also be round, like the tip of a nail, or the tines on your fork.

In this regard, what kind of simple machine is a doorstop?

The answer is that both devices are a type of simple machine called a wedge. A wedge is just one of six types of simple machines. The others are the inclined plane, screw, lever, wheel and axle, and pulley.

What kind of a simple machine is a seesaw?

A lever is an example of a simple machine. A lever is a straight rod or board that pivots on a stationary point called a pivot point or a fulcrum. Levers are often used to lift heavy loads. A see-saw, a shovel, and a wheelbarrow are all examples of levers.

What type of machine is a hammer?

A lever is any rigid bar that pivots around a fixed point, called fulcrum, to apply force hammer lever, one of the six types simple machines.
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