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ALC BK 27 L4

ALC BK 27 L4 vocabulary

TermDefinition
acid A sharp, sour chemical substance that can react with metals or burn skin.
background The conditions, history, or past events that explain a current situation.
bar A solid, straight piece of metal, wood, or other material.
beam A concentrated line or stream of light, particles, or energy traveling in one direction.
century A period of one hundred years.
coil A series of connected loops or rings made by winding a wire or cord around something.
electrode A conductor through which electricity enters or leaves an object, substance, or region.
electron A tiny, subatomic particle with a negative electrical charge that moves around an atom's nucleus.
electronics The science and technology of controlling electrical current using chips and circuits.
flashlight A small, portable electric light that runs on batteries.
magnet A piece of iron or steel that can attract metal objects or pull them toward itself.
pole One of the two opposite ends of a magnet or battery where the magnetic or electrical force is strongest.
rod A thin, straight, and solid stick made of wood, metal, or plastic.
static A stationary electrical charge that builds up on the surface of an object.
surge A sudden, powerful rush or temporary increase in electrical current, voltage, or pressure.
volt The standard unit used to measure the force or pressure of an electrical current.
voltage The amount of electrical pressure or force in a circuit, measured in volts.
cut off To suddenly stop, block, disconnect, or interrupt a supply of something like electricity or water.
extinguish To put out a fire, stop a flame from burning, or turn off a light completely.
repel To push away or resist something by physical or magnetic force; the opposite of attract.
stick to To attach firmly to a surface, or to stay dedicated to a specific plan or rule.
surge To suddenly and powerfully increase in force, volume, or electrical current.
in case As a precaution; done because a specific event or problem might happen later.
in case of In the event of a specific emergency, accident, or problem happening.
in the event (that) If a specific situation or event occurs in the future.
magnetic Having the power to attract metals, or relating to a magnetic field.
negative Relating to an electrical charge like that of an electron; marked by a minus sign (-).
positive Relating to an electrical charge like that of a proton; marked by a plus sign (+).
provided/providing (that) On the condition that; only if a specific requirement is met.
Created by: user-2038328
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