Forces Review

What part of the atom contains the negative charge?

• Proton

• Neutron

• Electron

Like charges (+ and +) or (- and -)...

• Attract

• Repel

Coulomb's Law states that the electric force is directly proportional to the product of the two charges and inversely proportional to the distance between them. True or False?

• True

• False

• not enough information

If the distance doubles, what happens to the force?

• Reduced by half
• Reduced by 1/4
• Stays the same
• Quadruples

The two types of charges in electric and magnetic forces are __________ and __________. (Select 2)

• positive

• negative

• neutral

20.When your hair stands on end each strand repelling the other, you are experiencing

______________ _________________.

• current electricity

• static electricity

• magnetism

when the number of the negative charges and positive charges are the same ,the object is ..........

• Negatively charged

• positively charged

• Neutral

in a............electrical charges can move easily

• insulator

• conductor

• nothing

in an...........electrical charges cannot move easily

• conductor

• insulator

• nothing

The ___________ _____________ is the force of attraction or repulsion between objects due to their charges.

• electric charge

• electric force

• distance

• variable