Unit 8 Lessons 1 & 2

What is electricity?

• an insulator
• a form of energy
• a conductor
• neutral

Two charged objects attract each other.  Which statement is true? 

• neither is positive
• neither is negative
• they have the same charges
• they have opposite charges

What is a stream of charges moving through a material such as copper wire called?

• battery
• current electricity
• generating station
• static electricity

What kind of charge does an object have if it has extra positive charges? 

• large
• negative
• neural
• positive

What is the path that an electric current follows called?

• an insulator
• kinetic energy
• a conductor 
• an electric circuit. 

Tessa removes a load of clothes from the dryer and notices the clothes are stuck to one another.  What causes this?

• The dryer is an insulator.
• The clothes are conductors.
• The clothes developed a static charge.
• The dryer developed a static charge. 

Objects with opposite charges will ___ ?

• attract
• repel
• be neutral
• be positive

Objects with like charges ___ ?

• attract
• repel
• are neutral
• are positive

A path along which electric charges flow is called a __ ?

• circus
• current
• circuit
• kinetic

What kind of charge does an object have it if has extra positive charges?

• negative charge
• positive charge
• electric charge
• mechanical charge