Study Guide Quiz 8-A

The force that pulls all ojbects towards earth.

• friction

• gravity

• force

• effort

Tags

NGSS.5-PS2-1

When a force moves an object over a distance, ____ happens.

• life

• move

• work

• gravity

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the ability to do work called?

• energy

• gravity

• friction

Tags

NGSS.MS-PS3-5

What do simple machines do?

What is the effort?

• the force applied to make the machine move

• the weight of the object being moved

• your muscles

• A for effort

What simple machine is a bar that turns on a point?

• inclined plane

• lever

• pulley

• wheel and axle

What is the point that the bar turns on?

• effort

• load

• fulcrum

• dot

What are two examples of levers?​ ​ ​ ​ ​ ​ ​ ​

• wheelbarrow
• screw

• hammer