Electrostatics and Electricity TEST

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

• induction
• polarization
• neutralization
• conduction

When you charge a balloon by rubbing it on your hair this is an example of what method of charging?

• Friction

• Conduction

• Grounding

• Induction

What happens to the force between two charged objects when you double the distance between them?

• Increases 2F

• Increases 4F

The force between two charged objects is 10 N. If you triple the magnitude of both charges, what is the new force?

• 1.1 N

• 90 N

• 3.3 N

• 30N

If the distance is reduced by half, what happens to the force?

• Quadruples
• Doubles
• Triples
• Reduces by half

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

Insulators are different than conductors in that insulators ____.

• do not contain electrons or protons 
•  do not contain any charge
• have a weaker affinity for electrons 
• do not allow charge to freely move 

Coulomb's Law says that force is ______ related to charge and ______ related to the square of the distance between charges.

• inversely, directly

• directly, inversely

• directly, directly

• inversely, inversely

Two like charges

• don't interact

• repel

• attract

• add up to 2

Particles with opposite charges

• attract

• rebel

• repel

• attack