Simple Machines

_________________ make it easier to move large or heavy objects using less effort.

• Trucks

• Machines

• Inertia

• Motion

Tags

NGSS.MS-PS2-2

The ____________ is a machine that was invented a long time ago.

• bull dozer

• elevator

• forklift

• wheel

Wheels turn or revolve around an _______________.

• axle

• inclined plane

• ramp

• lever

A ramp is a kind of ______________.

• lever

• wheel

• pulley

• inclined plane

A ________________ is a lifting machine.

• axle

• wheel

• pulley

• block

Pulleys use the power of a ___________ to lift or lower something.

• magnet

• ramp

• wheel

• lever

Tags

NGSS.MS-ETS1-1

Levers have a __________ or support between each side.

• axle

• motor

• stick

• fulcrum

When you push one side of a lever to move an object, it is called ____________________.

• simple machine

• effort force

• push and pull

• extra strong

Tags

NGSS.MS-PS2-1

______________ keeps you from stopping right away.

• Gravity

• Speed

• Inertia

• Energy

_______________ is a force that works against motion.

• Gravity

• Friction

• Magnetism

• Speed