Multiple choice
What is an example of a voltage source?
A)Magnet
B)Battery
C)Electrical Wire
D)A Resistor
BATTERY
True or False:If you put more bulbs on a circuit it will get dimmer.
True
They use the taste receptors in their feet unlike humans who use their tongue.
Which of these can conduct electricity?
A)Thread
B)Copper Wire
C)Plastic
D)Rubber
COPPER WIRE
What is Ohm's Law/Equation
OHM'S LAW states that the current through a conductor between two points is directly proportional to the voltage across the two points
.RESSISTACE TIMES CURRNET EQUALS VOLTAGE
True or False: Humans get tall when they go to space.
True: Humans get a little taller in space due to a lack of gravity.
What charge does an electron have?
A) Positive
B)Negative
C)Neutral
D)Ultra
NEGATIVE
What are 3 forms of Ohm's Law
The three forms of Ohm's law relating to voltage current and resistance is as follows: The current through the resistor is the ratio of the voltage across the terminals of the resistor to the value of the resistance .
True or False: Rabbits can see behind themselves
True: Rabbits can see behind themselves without turning their heads.
When the circuit is ______ it will not flow
A)Open
B)Closed
C)Resistors
D)Heat
CLOSED
What is the name for a battery in a circuit?
LOAD
True or False: It is possible to sneeze with your eyes closed.
False: It is actually impossible to sneeze with your eyes open.
Which of the following shows a transformation from chemical energy to electrical light energy.
A)A bolt of lightning lights the light sky
B)A candle glows brightly in the dark
C)A fire in a fireplace lights up a room
D)A battery causes a flashlight to shine
A BATTERY CAUSES A FLASHLIGHT TO SHINE
True or False: You need a switch to have a circuit
False
How are brain-freezes caused?
It's not just ice cream; any cold stimulus can cause the nerve pain that results in the sensation of a brain freeze. Brain freeze is caused by: Cooling of the capillaries of the sinuses by a cold stimulus, which results in vasoconstriction (a narrowing of the blood vessels).