Physics Test Review

Force that pulls objects towards Earth

• friction

• gravity

• inertia

• push

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Pushing on a wall that doesn't move- it pushes back with the same force

• balanced force

• unbalanced force

Tags

NGSS.MS-PS2-2

Moving a highlighter to write on a reading passage

• balanced force

• unbalanced force

What type of simple machine: Lid of a jar or a bottle cap

• lever

• pulley

• inclined plane

• screw

What type of simple machine: Blade used to cut a tree

• screw

• wedge

• incined plane

• lever

Energy in motion

• kinetic

• potential

• chemical

• heat

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

How do simple machines provide mechanical advantage?

• machines change the direction or size of force

• machines allow humans to provide force

• machines do not make work easier

• machines increase the force to move an object

A lever is used to push a box on a ledge. What happens when the force is used on the lever?

• the box changes size

• the box changes mass

• the box changes position

• the box changes friction

Tags

NGSS.MS-PS2-2

a book sitting on a desk

• chemical energy

• potential energy

• mechanical energy

• kinetic energy

Tags

NGSS.MS-PS3-2

Which shows work being done?

• Lifting a pencil from the floor to a table

• Holding a pencil in place

• The pencil laying on the table

• The pencil laying on the floor