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level: Level 1

Questions and Answers List

level questions: Level 1

Question	Answer
A particle with equal amounts of positive and negative charge	Electrically Neutral
A particle with unbalanced amount of positive or negative charge	Electrically Charged
Protons are more than electrons	Positively Charged
Electrons are more than protons	Negatively Charged
Electrically charged objects loose the unbalanced electric charge	Electric Discharge
A material in which electric charges easily move	Electric Conductors
A material in which electric charges cannot easily move	Electric Insulators
The force that two electrically charged objects apply to each other	Electric Force
The invisible region around any charged object where an electric force is applied	Electric Field
Is the movement of electrically charged particles such as electrons	Electric Current
A constant one way flow of electrons	Direct Current
Electric current that continually reversed direction	Alternating Current
Is a closed , or complete path in which electric current flows	Electric Circuit
Is a measure of how difficult it is for an electric current to flow	Electric resistance
Is the amount of energy used to move one coulomb of electrons through the circuit.	Voltage
An invisible area surrounds magnet and electric current	Magnetic Field
s a push or a pull a magnetic field applies to either a magnetic material or an electric current	Magnetic force
They are curved lines going from the north pole to the south pole	Magnetic fields lines
Is a region in a magnetic material in which the magnetic fields of the atoms all point in the same direction	Magnetic Domain
A soft magnetic material that becomes a magnet when it is in the magnetic field of a permenant magnet	Temporary Magnets
A material with magnetic domain that stay locked in alignment	Permenant Magnets
A temporary magnet made with a current -carrying wire coil wrapped around a magnetic core .	Electromagnet: