Force, motion, simple machines test prep

The bottom of a light bulb is an example of what type of machine (a)  

• a wedge
• a screw
• a wheel and axle
• a incline plane

The force of gravity

• pulls objects toward the sun

• pushes objects away from the Earth

• pulls objects toward the Earth

• is the measure of the distance an object travels in a certain amount of time

Tags

NGSS.5-PS2-1

A knife is an example of which type of simple machine? (a)  

• wedge
• incline plane
• screw
• lever

This simple machine is used to lift water from a well. (a)  

• wheel and axle
• screw
• pulley
• lever

What type of simple machine is the woman in the picture using? (a)  

• wedge
• pulley
• wheel and axle
• lever

Tags

NGSS.MS-PS2-2

A ship boat captain might use this type of simple machine to steer his boat (a)  

• wheel and axle
• lever
• screw
• pulley

Mover might use this type simple machine to get heavy furniture and boxes from a high truck to the ground.

• lever

• incline plane

• screw

• wheel and axle

Tags

NGSS.MS-PS2-1

The force that slows the motion between two surfaces that touch each other is called

• force

• friction

• velocity

• position

A door knob is an example of

• a screw

• wheel and axle

• pulley

• lever

tools with few or no moving parts that make work easier

• compound machines

• simple machine

• complex machines

• Turbines