Work, Power, Simple Machines, and Mechanical Advantage

What simple machine can be used to split things apart and also it can hold open a door?

• Lever
• Pulley
• Wedge
• Screw

What simple machine has a fulcrum and can be used to lift a weight?

• Pulley
• lever
• screw
• wedge

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which simple machine is made up of two parts and can be found on bikes, wagons and wheelbarrows?

• wheel and axle
• inclined plane
• lever
• screw

Tags

NGSS.MS-PS2-1

Which simple machine doesn't move and a heavy object can be rolled or pushed up this machine?

• wheel and axle
• inclined plane
• wedge
• screw

What kind of work is made easier by the wheels of this object?

• pushing a heavy load
• lifting a heavy load
• dividing a heavy load
• holding a small load

What type of simple machine are these people using to move the wheel chair into the school bus?

• lever
• wedge
• inclined plane
• pulley

Tags

NGSS.MS-PS2-1

A push or pull that can move an object is a

• fulcrum
• force
• machine
• lever

Tags

NGSS.MS-PS2-2

What is the fixed point where a lever turns or pivots?

• load
• work
• fulcrum
• screw

What is anything that makes work easier called?

• screw
• wedge
• force
• machine

A machine with few or no moving parts is called a ______.

• machine
• compound machine
• simple machine
• work