What causes a shock when you touch a doorknob?

• Electric Current

• Static Electricity

• A Broken Circuit

• Insulated Wires

Static electricity might cause a shock to a person touching which object?

• a glass window

• a plastic bottle

• an iron doorknow

• a rubber eraser

A positive charge will attract a ______ charge.

Which would be attracted by a magnet?

• an ice cube

• an iron nail

• a wax crayon

• a copper penny

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A magnet's north pole will attract another magnet's ______ pole.

A force is ______.

• pushing

• a pull between two objects

• the amount of gravity between two objects

• a push or a pull

Motion is the process of change in an object's ______.

An object will have a change in motion when the forces acting on it are ______.

• equal

• not equal

Tags

NGSS.MS-PS2-2

What force makes a basketball slow down as it rolls on a flat surface?

• gravity

• friction

• inertia

• an electrical force

Tags

NGSS.MS-PS2-2

I need _____ force to move a car and _____ force to move a bicycle.

• The same force

• more

  less

• less

  more

• No force

Tags

NGSS.MS-PS2-2