Electrostatics and Electric Potential Energy

When a glass rod is rubbed with silk and the glass rod becomes positively charged, what happens to the electrons?

• they are removed from the rod
• they are added to the rod

Tags

NGSS.HS-PS3-5

What do you call the process of charging a conductor by bringing it near another charged object?

• induction
• polarization
• neutralization
• conduction

Tags

NGSS.HS-PS2-4

The law of conservation of charge states that...

• all atoms have more protons than electrons
• only protons can be rubbed off of an atom
• charge cannot be created or destroyed
• charge cannot be transferred 

assume a rubber rod is rubbed against a rabbit fur and gains 5 electrons.  which of the following is true?

• The fur lost 5 electrons
• the fur gained 5 electrons
• the fur gained 5 protons
• The fur lost 2 electrons

Tags

NGSS.MS-PS2-3

Two like charges

•  neutralize each other.
• repel each other. 
• must be neutrons. 
• attract each other.

Tags

NGSS.HS-PS2-4

The charge of an electron is 

• positive. 
• negative. 
• Electrons have no charge

Tags

NGSS.HS-PS2-4

An atom loses an electron.  What type of charge does it have now?

• positive
• negative

Tags

NGSS.HS-PS1-2

An atom gains an electron.  What type of charge does it have now?

• positive
• negative
• No charge

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Charged objects are not attracted to neutral objects

• True
• False

Tags

NGSS.HS-PS2-4

When a balloon is rubbed on clothes it acquires a charge by ___________

• Induction
• reduction
• friction 
• concuction