Static Electricity

All matter is made of units called_________. 

• atoms
• cells

Tags

NGSS.MS-PS1-1

Electrons have ___ charge. 

• no
• negative
• positive

Electrons are found...

• In the atom's nucleus.
• In the cloud around the nucleus.

Protons have ___ charge.

• no
• positive
• negative

Protons are found...

• in the atom's nucleus.
• in the cloud around the nucleus.

Tags

NGSS.MS-PS1-1

A positive charge in an atom can be achieved by...

• adding protons
• taking away electrons
• adding protons OR taking away electrons

Tags

NGSS.MS-PS1-1

The girl's hair and the comb are attracting  one another.  The hair and the comb have

• opposite charges
• like charges

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Two things with opposite charges will

• attract one another.
• repel one another.

A plastic rod is rubbed with a dry piece of cloth and the rod becomes positively charged.  The rod has …  

• gained electrons
• lost electrons
• gained protons
• lost protons

If an atom has 3 protons (+++) and 4 electrons (- - - -), it has a net charge of_____.

• -1
• +1
• 0
• 7