This means that charge can be neither created nor destroyed.
What is conservation of charge?
100
If you walk into a region of space and suddenly feel a force, the space is said to contain this.
What is a force field?
100
A volt is a unit of _______.
What is electric potential.
100
When we were using the Van de Graaff and made a chain by holding hands, why did we stand on books?
Insulators
200
These two charges repel each other.
What are like charges?
200
If you comb your hair and the comb becomes negatively charged, this is the charge of your hair.
What is positively charged?
200
An electric field has both _________ and _________.
What is magnitude and direction?
200
The electric field outside a Van de Graaff may be enormous, while inside the spherical dome, the electric field is ___________.
What is zero?
200
In the electrostatics lab, what made the foil leaves in the electroscope repel each other?
Like charges repel each other.
300
This is the fundamental force underlying all chemical reactions.
What is the electrical force?
300
This is a difference between electrical forces and gravitational forces.
What is... electrical forces can repel.
300
The direction of electric field lines shows this.
What is the direction of force on a test positive charge?
300
(T/F) The Van de Graaff generator builds up a voltage hundreds of thousands times greater than the voltage in a standard 110V outlet.
What is TRUE.
300
You are safe if you get struck by lightning while in your car because of this.
What is because it is a freakin' Faraday cage.
400
This affects the magnitude of force between electrical charges. (2 answers required)
What is the distance and charge?
400
This is the discharge between clouds and ground or clouds and clouds.
What is lightning.
400
Electrical potential energy is the energy a charged object has because of this.
What is it's location?
400
Two parallel plates are oppositely charged. The left plate is negative and the right plate is positive. In which direction does the electric field point?
What is to the left?
400
(T/F) Many of us were electrocuted from the Van de Graaff.
False. No one died.
500
These are atoms with a net electric charge due to the loss or gain of electrons.
What is an ion?
500
This is the SI unit of charge.
What is the Coulomb?
500
Electrical potential energy of a charge divided by the quantity of the charge is this.
What is Electric Potential (voltage).
500
Electric field lines between two oppositely charged parallel metal plates will be _________ lines, ________ spaced.
What is straight lines, evenly spaced?
500
These are the materials you are allowed to use for the boat project.