Electric Charges and Forces

What is the charge of the electron

• positive

• no charge

• negative

• neutral

Tags

NGSS.MS-PS1-1

NGSS.MS-PS2-3

What types of charges attract?

• Positive and Positive

• Positive and Neutral

• Negative and Neutral

• Positive and Negative

Tags

NGSS.MS-PS2-3

If a substance has an excess number of electrons on its surface, what type of charge does it have?

• negative charge

• positive charge

• neutral charge

• nuclear charge

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

A balloon has a negative charge. A glass rod has a positive charge. What will happen when the rod is brought near the balloon?

• the balloon will be attracted to the rod

• the balloon will remain in place

• the balloon will be repelled by the rod

• the balloon will spin in circles

Tags

NGSS.MS-PS2-3

A balloon has a negative charge. A glass rod has a positive charge. What will happen when the glass rod is brought close to the balloon?

• The balloon will be attracted to the rod.

• The balloon will be repelled by the rod.

• The balloon will remain in place.

• The balloon will spin in circles.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

If two charges repel each other, the two charges must be

• Positive and neutra

• Positive and negative

• positive and neutral

• negative and negative

Tags

NGSS.MS-PS2-3

An atom of oxygen has 8 protons and 10 electrons, this means the atom is ____________

• positively charged because it has excess electrons

• negatively charged because it has excess electrons

• positively charged because it has a deficiency of electrons

• negatively charged because it has a deficiency of electrons

Electrons are ​ (a)  

• negatively charged

• positively charged

• Neutral

Tags

NGSS.MS-PS2-3

The subatomic particle with a negative charge is the

• electron

• proton

• neutron

• nucleus 

Protons are ​ (a)  

• Positively charged

• negatively charged

• Neutral