Electrostatics

When an object gains electrons it becomes __________

• Neutral

• Positively charged

• Negatively charged

Tags

NGSS.MS-PS2-3

Which statement is true of a positively charged object?

• Positively charged objects do not contain any electrons.

• Positively charged objects do not contain neutrons or electrons.

• There is a lack of electrons on a positively charged object.

• The protons and the electrons are both positively charged on such objects.

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

• induction
• polarization
• neutralization
• conduction

Which of the following is not a good conductor of electricity?

• copper
• silver
• Glass
• aluminum

Which of the following is not a good insulator?

• Copper
• Glass
• rubber
• wool

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

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 

Tags

NGSS.HS-PS2-4

If two balloons have the same charge, what will happen if you place them close to each other?

• Nothing
• They will be attracted
• They will pop
• They will push each other away.

Tags

NGSS.HS-PS2-4

What is the name of the particle that is being transferred?

• Proton
• Neutron
• Electron
• Positron

Tags

NGSS.HS-PS1-8

What is the name of this device that is used to detect charges?

• beaker
• electroscope
• van de graff generator
• chargometer

The difference between attract and repel is that to attract is to pull something closer and repel is to push something away.

• True
• False

Tags

NGSS.HS-PS2-4