Question

A screw is a special kind of what simple machine?

a. lever
b. wedge
c. inclined plane
d. wheel and axle​

Answer 1

Answer:

C

Explanation:

inclined plane

A screw is a special kind of inclined plane. It's basically an inclined plane wrapped around a pole. Screws can be used to lift things or to hold them together. Examples of the screw simple machine include swivel chairs, jar lids, and, of course, screws.

Answer 2

A screw is a special kind of inclined plane simple machine. (Option c)

• Simple machines are mechanical devices that can change the magnitude and direction of the applied force and hence, multiply the impact of the force.
• These machines are very simple either with a few parts or no parts at all.
• A screw is an inclined plane that is wound around a shaft and this makes it a simple machine.
• They are mainly used for lifting or holding things together.
• It is the winding around the shaft that makes a screw useful simple machine.