What's the Charge?
Work, Work, Work it out!
Could be anything?
Randomness
100
What is Conduction?
Movement of charged particles through touch
100
What is an insulator?
a material that doesn't allow charge to flow easily
100
What is an example of a conductor?
Metal: Copper
100
Some cats are allergic to people. True or False
True
200
What are the charges on A & B?
Negative
200
If a circuit has a voltage of 400 V and a resistance of 80 Ω, what is the current? (must show all work)
5 amps
200
_______ is the a measure of the rate of the flow of electric charge.
Current
200
What is the national animal of Scotland
A unicorn
300
What are all the variables and units to the Ohm's Law?
V= Voltage V
I= Current Amps
R= Resistance Ohms
300
If a circuit has a resistance of 18 Ω and a current of 15 A, what is the voltage? (must show all work)
270 volts
300
What are the three ways to transfer electrons?
1. Friction
2. Conduction
3. Induction
300
What do the M's stand for in M & M?
Mars and Murrie
400
What are some ways to to increase and decrease a wires resistance?
Increase: lengthen the wire, thinner wire
Decrease: Shorten the wire, thicker wire
400
Assign all the parts of this circuit
-Battery
-Light Bulb
-Switch
400
Give an example of an insulator?
- Rubber.
- Glass.
- Pure water.
- Oil.
- Air.
- Diamond.
- Dry wood.
- Dry cotton.
400
What are the bones in the hand called? (not the fingers)
carpals
500
Explain in detail and steps what is happening to the sphere in the picture?
1. positive glass rod touches neutral sphere
2. negative charge from sphere is attracted to positive charge in glass rod
3. move to glass rod by conduction
4. Sphere is left with a positive charge
500
V=IR
What is the current of this circuit? (To get total resistance R1 + R2 + R3)
I = .16 amps
500
Identify Circuits A &B
A. Series
B. Parallel
500
What is the one internal organ that can regrow?
The liver