Electricity and Magnetism

When two magnets repel each other which poles are facing each other?

• North and South

• North and North

• South and North

• Positive and Negative

When is an object negatively charged?

• When it gains electrons

• When it loses electrons

• When it gains protons

• When it has more neutrons

What happens to the magnetic force as an object gets further away from the magnetic field?

• The force increases

• The force decreases

• The force stays the same

• There was no force to begin with

What is a conductor?

• A material that stops electric current from flowing

• A material that allows electric current to flow easily

• Neither of the above

• Both of the above

Which is an example of a conductor?

• Glass

• Plastic

• Copper

• Wood

What is an insulator?

• A material that DOES NOT allow electric current to flow

• A material that DOES allow electric current to flow

• Neither of the above

• Both of the above

Which is an example of an insulator?

• Rubber

• Copper

• Iron

• Steel

What is static electricity?

• The buildup of neutrons

• Electricity flowing through a

  current

• Particles staying still

• The buildup of electric

  charges on an object

What is current electricity?

• Current electricity involves a continuous flow of neutrons

• Current electricity involves a

  continuous flow of protons

• Current electricity is a single

  transfer of electrons

• Current electricity is a

  steady flow of electrons

In a circuit, what type of wire is going to have the smallest resistance?

• Long and Thick

• Long and Thin

• Short and Thick

• Short and thin