17028595
Descripción
Test por Todd Haley, actualizado hace más de 1 año
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Creado por Todd Haley
hace más de 5 años
|
|
Pregunta 1
Pregunta
Insulators do not conduct electricity well
Respuesta
- True
- False
Pregunta 2
Pregunta
Electrical energy moves through materials that are___________?
Respuesta
-
Insulators
-
Conductors
-
Redactors
-
Inflectors
Pregunta 3
Pregunta
Select all that are Conductors.
Respuesta
-
Metal
-
Wires
-
Rubber
-
Water
Pregunta 4
Pregunta
All of the following are Insulators except which one?
Respuesta
-
Rubber
-
Metal
-
Plastic
-
Wodd
Pregunta 5
Pregunta
What creates an electric current?
Respuesta
-
A continuous flow of positive charges (protons)
-
A broken up flow of negative charges (electrons)
-
A continuous flow of negative charges (electrons)
-
A continuous flow of neutral charges (neutrons)
Pregunta 6
Pregunta
The pathway taken by an electric current is a circuit?
Respuesta
- True
- False
Pregunta 7
Pregunta
Closed circuits [blank_start]_________[blank_end] the movement of electrical energy.
Respuesta
-
allow
-
prevent
-
balance
Pregunta 8
Pregunta
Open circuits [blank_start]___________[blank_end] the movement of electrical energy.
Respuesta
-
allow
-
prevent
-
balance
Pregunta 9
Respuesta
-
Closed
-
Open
-
Drawbridge
Pregunta 10
Respuesta
-
open
-
partial
-
closed
Pregunta 11
Pregunta
How many pathways are there for the current in a series circuit?
Respuesta
-
only two
-
two or more
-
none
-
only one
Pregunta 12
Pregunta
How many pathways are there for a parallel circuit?
Respuesta
-
none
-
only one
-
two or more
-
only two
Pregunta 13
Pregunta
Electrical energy can be transformed into:
(select all that apply)
Respuesta
-
Gravitational energy
-
Heat energy
-
Mechanical energy
-
Chemical energy
-
Light energy
Pregunta 14
Pregunta
Electrical energy can be transformed into 3 different types of energy. What type of energy are each of the pictures below?
Respuesta
-
Light
-
Heat
-
Mechanical
Pregunta 15
Pregunta
How do you create static electricity?
Respuesta
-
By sticking your finger in an outlet
-
By mixing water and soap in a rubber bucket
-
By rubbing certain materials together
-
By putting a wire in vinegar
Pregunta 16
Pregunta
Lightning is the discharge of static electricity in the atmosphere
Respuesta
- True
- False
Pregunta 17
Pregunta
Who proved lightning was a form of electricity?
Respuesta
-
Michael Faraday
-
Thomas Alva Edison
-
Nikola Tesla
-
Benjamin Franklin
Pregunta 18
Pregunta
Who improved the electric lightbulb?
Respuesta
-
Benjamin Franklin
-
Michael Faraday
-
Thomas Alva Edison
-
Nikola Tesla
Pregunta 19
Pregunta
Michael Faraday was a Founding Father of the United States.
Respuesta
- True
- False
Pregunta 20
Pregunta
Who was an English scientist who discovered the relationship between electricity and magnetism?
Respuesta
-
Nikola Tesla
-
Michael Faraday
-
Benjamin Franklin
-
Thomas Alva Edison
Pregunta 21
Pregunta
This person figured out how to distribute electricity easily. Who was it?[blank_start]________________________[blank_end]
Respuesta
-
Benjamin Franklin
-
Thomas Alva Edison
-
Nikola Tesla
-
Michael Faraday
Pregunta 22
Pregunta
Magnetism is another form of gravity that is created by the movement of electrons.
Respuesta
- True
- False
Pregunta 23
Pregunta
Electricity and Magnetism are related. An electric current creates a [blank_start]______________________[blank_end], and a magnetic field creates a [blank_start]_____________________[blank_end].
Respuesta
-
magnetic field
-
electric current
Pregunta 24
Pregunta
All magnets have two ends called_________________?
Respuesta
-
poles
-
heads
-
tops and bottoms
-
North and South
Pregunta 25
Pregunta
Select all materials that magnets are made from:
Respuesta
-
iron
-
copper
-
nickel
-
cobalt
Pregunta 26
Pregunta
The poles called North and South are ___________________ to one another.
Respuesta
-
repulsed
-
attracted
-
repelled
-
reject
Pregunta 27
Pregunta
There are two different types of magnets.
Respuesta
- True
- False
Pregunta 28
Pregunta
The two different types of magnets are...
Respuesta
-
Electromagnets and Temporary
-
Permanent and Temporary
-
Permanent and Electromagnets
-
Flexible and Permanent
Pregunta 29
Pregunta
Permanent magnets are...
Respuesta
-
temporary magnets
-
flexible magnets
-
always magnetic
-
seldom magnetic
Pregunta 30
Pregunta
Electromagnets are...
Respuesta
-
temporary magnets
-
flexible magnets
-
zapper magnets
-
permanent magnets
Pregunta 31
Pregunta
A [blank_start]_____________[blank_end] flowing through a [blank_start]_____________[blank_end] creates a [blank_start]____________________[blank_end].
Respuesta
-
current
-
pulse
-
force
-
charge
-
tube
-
string
-
coils
-
wire
-
force field
-
magnetic field
-
electrical field
-
electromagnet field
Pregunta 32
Pregunta
The strength of an electromagnet can be increased or decreased by....Select all that apply.
Respuesta
-
Changing the power of the force field around the magnet
-
Changing the strength of the electric current flowing through the wire
-
Changing the metal used in the coils
-
Changing the number of coils
Pregunta 33
Respuesta
-
parallel circuit
Pregunta 34
Respuesta
-
Parallel
-
Balanced
-
Series
-
Closed
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