Electrostatics Review

What types of charges attract?

• Positive and Positive
• Positive and Neutral
• Negative and Neutral
• Positive and Negative

The accumulation of excess electric charge on an object is called

• Static electricity 
• Electric discharge
• Resistance
• Circuit 

Tags

NGSS.HS-PS2-4

Electric charges that are alike _______ each other.

• Attract
• Repel

Tags

NGSS.HS-PS2-4

Electric charges that are different _______ each other.

• Attract
• Repel

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-5

What charge does a proton have?

• negative (-)
• positive (+)
• neutral or no charge (0)

Tags

NGSS.MS-PS2-3

What charge does an electron have?

• negative (-)
• positive (+)
• neutral or no charge (0)

Tags

NGSS.MS-PS2-3

If a substance has a higher number of electrons than protons on its surface, what type of charge does it have?

• A positive charge.
• A negative charge.
• A neutral charge
• No charge at all

What is the major difference between static electricity and current electricity?

• Current electricity involves a continuous flow of neutrons; static electricity is a sudden transfer of protons
• Current electricity can be deadly; static electricity is almost always safe
• In current electricity, there's a single transfer of electrons; in static electricity, there's a steady flow of electrons
• Current electricity involves a flow of electrons; static electricity involves a single transfer of electrons

What happens when you touch a metal doorknob after rubbing your shoes on the carpet?

• The doorknob sends a burst of electric current into your body
• Millions of electrons go from your finger into the doorknob
• The doorknob sends millions of electrons into your finger
• our finger becomes negatively charged

Tags

NGSS.MS-PS2-3

Which of the following is caused by static electricity?

• a stove getting hot when it is turned on
• a magnet being attracted to a refrigerator
• a lightning strike during a storm
• a light bulb coming on when a switch is turned on

Tags

NGSS.HS-PS2-4