Final Exam Practice Test

What is a simple machine?

• A tool that reduces the amount of work performed

• A tool that increases the amount of work performed

• A tool that makes it easier to perform work

• All the above

What is mechanical advantage?

• The amplification of an input force for a given output force

• The amplification of an output force for a given input force

• The reduction in the amount of work performed when using a simple machine

• The increase in the amount of work performed when using a simple machi

Identify the Simple Machine

• Lever

• Inclined Plane

• Wedge

• Screw

Identify the simple machine

• Screw

• Inclined Plane

• Wedge

• Lever

Identify the simple machine

• screw

• wheel and axle

• Pulley

• lever

Identify the simple machine

• lever

• pulley

• wheel & axle

• screw

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

identify the simple machine

• lever

• wedge

• screw

• inclined plan

Identify this simple machine

• Wheel & Axle

• Pulley

• Screw

• Inclined Plan

Which simple machine can help you raise an object?

• Inclined plane

• pulley

• lever

• all of the above

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-ETS1-2

Complete the statement. As the angle of the inclined plane decreases...

• The force required to raise the object decreases and the force must be applied over a greater distance

• The force required to raise the object decreases and the force must be applied over a smaller distance

• The force required to raise the object increases and the force must be applied over a greater distance

• The force required to raise the object increases and the force must be applied over a small distance

Tags

NGSS.MS-PS2-2