Vocabulary
Static Electricity
Electromagnetism
Multiple Choice
100
The energy of negatively charged particles is ________
Electricity
100
Does this picture have a positive, negative or neutral charge?
(SEE NUMBER 5 ON STUDY GUIDE FOR PICTURE)
Neutral
100
What materials are needed to create an electromagnetic?
dry cell, wire, iron nail
100
An electromagnetic can be made using a battery, insulated wire, and a _______
A. Iron Nail
B. Aluminum Can
C. Nickel Coin
D. Gold Chain
A. Iron Nail
200
______________ is when negatively charged particles move from one material to another.
Static Electricity
200
Would the balloon stick to the wall or repel from the wall? Why?
The Balloon would repel from the wall because the wall and the balloon both have a negative charge.
200
Objects that contain___________are magnetic.
Iron
200
One student rubs a balloon against his hair several times. Another student passes a comb through her hair several times. The students place the comb near the balloon and observe that the comb repels the balloon. Which is the most likely reason the comb is able to repel the balloon?
A)The balloon has a positive charge and the comb is neutral.
B) The balloon and the comb have the same electrical charge.
C)The balloon has a negative charge and the comb is neutral.
D) The balloon and the comb have opposite electrical charges.
B) The balloon and the comb have the same electrical charge.
300
_________ is an area around a magnet where force is exerted.
Magnetic Field
300
What are two common examples of static electricity?
Lightning, Clothes coming out of a dryer, rubbing your feet on the carpet and then touching a conductor, rubbing a balloon on your head quickly
300
Object of the same charge will ___________each other
Repel
300
A student removed a wool hat from her head. Her hair stood up from static electricity. What did her hat do to cause this?
A. gave her hair a neutral charge
B. removed protons from her hair
C.gave her hair a negative charge
D. removed electrons from her hair
D removed electrons from her hair
400
If the particles on an object have an equal amount of negative charges and positive charges it is _____________
Balanced/Neutral
400
What is one way you can generate static electricity?
Rubbing your socks or rubber soles of your shoes on a carpet and then touching a conductor.
Quickly combing your hair and then holding the comb near running water.
400
What are some common machines that use electromagnets?
MRI, Computers, DVD Players
400
Students built a simple circuit in class. They wrapped a wire around a nail and connected the wire to a battery. The nail attracted te metal paper clips when the circuit was complete. What force attracted the paper clips
A. Heat Energy
B. Magnetic Force
C. Gravitational Force
D. Sound Energy
B. Magnetic Force