Static electricity

What is static electricity?

• electricity produced by like electric charges attracting
• electricity used for powering radios and televisions
• a buildup of balanced electric charges
• a buildup of excess electric charge

Which subatomic particle has a POSITIVE charge?

• Proton
• Neutron
• Electron
• Nucleus

Which subatomic particle has a NEGATIVE charge?

• Proton
• Neutron
• Electron
• Nucleus

If an atom has more electrons than protons, what type of charge does it have? 

• Negative charge. 
• Positive Charge. 
• No charge. 

If an atom has more protons than electrons, what type of charge does it have? 

• Negative charge. 
• Positive Charge. 
• No charge. 

What type of charge does an atom have if it has the SAME number of protons and electrons? 

• Negative charge. 
• Positive charge.  
• Neutral charge. 

An object becomes postiively charged when which of the following occurs?

• loses electrons
• gains electrons
• loses protons
• gains neutrons

Tags

NGSS.HS-PS2-4

True or False: Two of the SAME charges repel (or move away from) each other. 

• True
• False

True or False: Two opposite charges attract each other. 

• True
• False

If you rub a glass rod with a piece of silk, the rod becomes positively charged. This means that

• friction destroyed electrons in the rod.
• the silk has become negatively charged.
• protons have moved to the rod.
• glass attracts more protons.

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5