Unit 1.2 Terms Part 1: Question Preview (ID: 32883)


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The unit of electric resistance. Symbolized as Ω.
a) Volts
b) Amperes
c) Power
d) Ohm

A resource that cannot be replaced once used.
a) renewable energy
b) inexhaustible energy
c) electrical energy
d) nonrenewable energy

Energy which a body possesses by virtue of being in motion.
a) kinetic energy
b) potential energy
c) energy conversion
d) electrical energy

An energy source that will never run out.
a) renewable energy
b) inexhaustible energy
c) nonrenewable energy
d) kinetic energy

The state when objects are not yet in motion.
a) kinetic energy
b) power converter
c) potential energy
d) energy

The use of heat from within the Earth or from the atmosphere near oceans.
a) biomass
b) fossil fuels
c) induction
d) geothermal energy

A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.
a) biomass
b) renewable energy
c) fossil fuel
d) inexhaustible energy

A dynamo or similar machine for converting mechanical energy into electricity.
a) generator
b) electromagnetic induction
c) turbine
d) rotor

An organization that works to develop and enforce regulations that implement environmental laws enacted by Congress.
a) Department of Environmental Protection
b) Wildlife Federation
c) Environmental Protection Agency
d) Biolife Agency

Changing one form of energy to another.
a) generator
b) electromagnetic induction
c) electric conversions
d) fossil fuels

A fundamental entity of nature that is transferred between parts of a system in the production of physical change within the system and usually regarded as the capacity for doing work.
a) energy
b) volt
c) rotor
d) work

The ratio of the useful energy delivered by a dynamic system to the energy supplied to it.
a) power
b) efficiency
c) Ohms
d) kinetic energy

The production of electricity in conductors with the use of magnets.
a) induction
b) rotation
c) turbine
d) electric conversion

Energy caused by the movement of electrons.
a) force
b) power
c) electricity
d) watts

The net transfer of electric charge (electron movement along a path) per unit of time.
a) induction
b) voltage
c) resistance
d) current

Plant materials and animal waste used especially as a source of fuel.
a) biomass
b) fossil fuels
c) renewable energy
d) inexhaustible energy

Any source of energy other than fossil fuels that is used for constructive purposes.
a) Alternative Energy
b) Solar Power
c) Renewable Energy
d) Nonrenewable Energy

The unit of electric current in the meter-kilogram-second system of units. Referred to as amp and symbolized as A.
a) The letter I
b) Amperes
c) Voltage
d) Ohms

States that the direct current flowing in an electric circuit is directly proportional to the voltage applied to the circuit.
a) Power
b) Ohm's Law
c) Power Grid
d) Kirchoff's Law

A closed electrical circuit in which the current is divided into two or more paths and then returns via a common path to complete the circuit.
a) Series Circuit
b) Potential Energy
c) Voltage
d) Parallel Circuit

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