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Intro unit, Unit 1,2,3 exam vocab
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32
Science
7th Grade
11/13/2010

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Term
Data
Definition
Facts,figures,and other evidence gained through observations.
Term
Inference
Definition
to explain whats going to happen by connecting your observations and what you know.
Term
Science
Definition
The way of learning about the natural world, and the knowledge gained through that process.
Term
Scientific Theory
Definition
A well-tested scientific concept or idea.
Term
observation
Definition
To gather info by using your 5 scenes.
Term
Hypothesis
Definition
A statement about the outcome you expect.
Term
Variable
Definition
Something that can change in a experiment.
Term
Controlled Experiment
Definition
The scientist sets the conditions of an experiment.
Term
Manipulated Variable
Definition
Changed by a scientist in a experiment.
Term
Responding Variable
Definition
Changes in response to the manipulated variable.
Term
Biology
Definition
The science of life or living matter in all it's forms.
Term
Botany
Definition
The science of plants; the branch of biology that deals with plant life.
Term
SI
Definition
International System of Units, metric system.
Term
Volume
Definition
The amount of 3-D space a substance takes up. Base unit of volume is Liter (L).
Term
Mass
Definition
Measure of the amount of matter in an object. Base unit of mass is GRAM (g).
Term
Temperature
Definition
Average kinetic energy of particles in a substance. Measured in Celsius (℃).
Term
Distance
Definition
Amount of space between two objects. Base unit of distance is METER (m).
Term
Organism
Definition
A living thing
Term
Unicellular
Definition
Single-celled organisms
Term
Multicellular
Definition
Organisms that are composed of many cells
Term
Development
Definition
When a organism changes to become more complex
Term
response
Definition
an action or change in behavior
Term
Cell
Definition
A basic unit of structure and function in an organism
Term
Reproduce
Definition
produce offspring that are similar to the parents
Term
Autotroph
Definition
Organisms that make their own food
Term
Heterotroph
Definition
Organisms that cannot make their own food
Term
Spontaneous Generation
Definition
The mistaken idea that living things arise from nonliving sources
Term
Homeostasis
Definition
The maintenance of stable internal conditions despite changes in the surroundings
Term
Photosynthesis
Definition
the process in which plants and some bacteria generate storable energy from the sun
Term
Chemosynthesis
Definition
The process in which bacteria convert chemicals into the carbohydrates and energy all organisms need to function
Term
The 6 characteristics of life
Definition
cellular organization, the chemicals of life, energy use, growth and development, response to surroundings, and reproduction
Term
the 4 needs of life
Definition
energy, water, living space, and stable internal conditions
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