Big Idea 6 Nail and Screw

A knife is an example of a ____.

• screw

• wedge

• friction

• thread

The ___ on a screw are an inclined plane.

• screw

• wedge

• friction

• threads

Nails and screws use the force of____

to hold things in place.

• screw

• wedge

• friction

• threads

Tags

NGSS.MS-PS2-1

Which simple machine is used to hold objects together?

• screw

• pulley

• lever

• wedge

Both nails and screws have a pole.

• True
• False

The same direction of force is applied to both a nail

and a screw.

• True
• False

A hammer is used to apply force to a screw.

• True
• False

Tags

NGSS.MS-PS2-2

A wedge can change downward force to sideways force.

• True
• False

Tags

NGSS.MS-ETS1-1

What simple machine is a ramp an example of?

• Lever

• Wheel and axle

• Inclined plane

• Wedge

Is this object a screw or wedge?

• screw

• wedge