Of carbon, plastic, metal and rubber, the TWO that will conduct electricity.
What are METAL AND CARBON?
100
Of a flashlight, a television, a battery or a cell phone, it is the ONE that does not contain any switches.
What is A BATTERY?
100
Circuits need to be complete so that THIS can travel all the way around.
What is ELECTRICITY?
100
This term describes an electric current that changes direction at regular intervals.
What is ALTERNATING CURRENT?
100
This term describes the strength of an electric current.
What is AMPERAGE?
200
This term describes opposition to the flow of current.
What is RESISTANCE?
200
The net velocity of a sled pushed with 30 Newtons of force against sliding friction of 10 Newtons.
What is 20 NEWTONS?
200
This is the unit used to measure resistance to flow of current.
What is AN OHM?
200
This type of material permits the free flow of electrons.
What is A CONDUCTOR?
200
This term describes any material that impedes the flow of electrons.
What is AN INSULATOR?
300
This type of circuit divides into two or more separate paths before combining to complete the circuit.
What is A PARALLEL CIRCUIT?
300
The average speed of a sledder who moves 132 meters in 18 seconds.
What is 7.3 METERS PER SECOND?
300
Of direct or alternating, it is the type electrical source that describes a battery.
What is a DIRECT SOURCE?
300
This term describes any charge that ISN'T moving.
What is STATIC, as in STATIC ELECTRICITY?
300
This term describes the flow of electrons through a wire or any conductor.
What is CURRENT?
400
This is the frequency of a wave traveling at 12 m/s with a wavelength of 3 meters?
What is 4 HERTZ?
400
The speed of a glacier IN METERS PER HOUR, if it moves 89 meters per day.
What is 3.7 METERS PER HOUR?
400
The velocity of a baseball thrown 38 meters from third base to first base in 1.7 seconds.
What is 22.35 METERS PER SECOND?
400
This term describes the UNIDIRECTIONAL flow of current.
What is DIRECT CURRENT?
400
The number of meters a train travels every minute, if it is moving at a constant speed of 67 meters per second.
What is 4020 METERS?
500
The efficiency of a ramp that requires an input of 2400 Joules, to do 1800 Joules of work.
What is 75 PERCENT?
500
What is the wavelength of a wave that travels at a speed of 4.0 meters per second and has a frequency of 3.5 Hertz?
What is 1.14 METERS?
500
The distance between a crest or trough and the position of the medium AT REST is THIS of a transverse wave.
What is THE AMPLITUDE?
500
The amount of work that must be done by a person using a jack that is 25% efficient, if it takes 1200 Joules to lift a car.
What is 4800 JOULES?
500
The difference between two waves,
one traveling at a speed of 18 m/s with a frequency of
3 Hz, the other traveling at a speed of 16 m/s with a frequency of 4 Hz.