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Vocabulary

WORD LIST:
having a pH of less than 7
is the smallest particle into which an element can be divided and still be the same substance
backround information on your topic
net force=0
A pH greater than 7 is basic.
the total amount of all living things, their products, as well as the places they live
basic unit of life
a change where a new substance is made and at least has one indicator
the action or process of classifying something according to shared qualities or characteristics
The central or innermost portion of the Earth, lying below the mantle and probably consisting of iron and nickel.
the number of wave lengths that pass a fixed position every second
balance within a cell
the total amount of fluid water on a planet
a type of chart which displays information as a series of data points called 'markers' connected by straight line segments.
regulates the bodies responses to changes in the internal and external environments
objects at rest stay at rest and objects in motion stay in motion unless acted on by an unbalanced force
groups of organs that do a major process
a stable subatomic particle occurring in all atomic nuclei, with a positive electric charge equal in magnitude to that of an electron, but of opposite sign.
are developed to make broad explanations of a wide range of phenomenon, they are based on the hundreds or more experimental results and hypothesis
a type of reproduction, it is the production of new living organsims by combining genetic information from two individuals of different sexes
made of of a star, planets, asteriods, moons, etc.
includes everything
enters cells, and makes copies of itself until the cell explodes. Antibiotics don't work on them
a repeated disturbance that transfers energy without permanetly displacing matter
the distance between two identical points of a wave