Pulleys and Gears

____________ is a force that slows objects down when they rub against each other.

• Plane
• Friction
• A wedge
• A lever

______________ is something that makes work better, easier, or faster.

• Gears
• Force
• An inclined plane
• A machine

Tags

NGSS.MS-ETS1-4

______________ is a push or pull.

• Friction
• A Plane
• Work
• Force

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

_______________ results when a force moves an object.

• Work
• Gears
• Friction
• A screw

________ are wheels with teeth that fit together.

• Tires
• Gears
• Pulleys
• Wedges

________ is a wheel with an axle around its center to move loads.

• A wheel and axle
• A plane
• Friction
• A lever

_______ is an inclined plane wrapped around a pole.

• Work
• A pulley
• A screw
• A fulcrum

_______ is a plane that has one end higher than the other.

• An inclined plane
• A wedge
• A lever
• A screw

______ is a wheel with a groove for a rope that is used for lifting.

• A machine
• A fulcrum
• A pulley
• A wheel and axle

These make a job easier.

• people
• lunchtime
• machines
• computers

Tags

NGSS.MS-ETS1-4