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BIO/PHYSICS

BIO/PHYSICS 2026

QuestionAnswer
atom the basic unit of matter and the smallest particle that retains its characteristics in a chemical reaction
charge separation the imbalance of charges between two locations (also known as 'static electricity')
conductor a material that has free electrons and allows electrons to flow through it
electric current the flow of charges from one location to another, measured in amperes
electrical resistance the opposition to electron flow provided by a material, measured in ohms
elementary charge the size of the charge of a single electron or proton
EMF the energy (per unit charge) provided to a circuit by a power source, measured in volts
energy the ability to do work, measured in joules
free electron an electron that is not tightly held by its nucleus
load any part of an electrical circuit that transforms electrical potential energy into another kind of energy
potential difference the energy (per unit charge) transformed by a load, measured in volts
power the amount of energy that is transformed by a load every second
resistor an object that resists the flow of electrons
Ecosystem A community of organisms, their physical environment, and the interaction that happens between them. 
Community All of the populations of different species that live in the same area and interact with one another.
Population A group of individuals of the same species living in one area at one time.
Adaptation A feature that enhances an organism’s chance of survival.
Symbiosis An interspecific interaction in which the different species live together in a long term relationship.
Created by: schoolusser
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