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Earth Science
N/A
44
Science
5th Grade
11/01/2010

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Term
science
Definition
an orderly and reasoned process for answerring questions
Term
Branches of Science
Definition
Physics, Chemistry, Biology, Earth Science(Geology, Astronomy, meteorology, Oceanography)
Term
scientific method
Definition
a series of steps including observing, forming a question, stating a hypothesis, collecting data, and reaching a conclusion
Term
inference
Definition
A staement based on experience
Term
hypothesis
Definition
a possible answer to a scientific question based on observation
Term
experiment
Definition
an activity to test a hypothesis
Term
data
Definition
pieces of information collected to test a hypothesis
Term
scientific law
Definition
a statement that describes an observered phenomonon;it is supported by evidence collected from many observations and experiments
Term
Scientific theory
Definition
a statement that explains a complex idea; it is supported by evidence collected from many experiments
Term
measurement
Definition
a number that includes unit
Term
unit
Definition
a specific quantity that is counted to make a measurement
Term
meter
Definition
the basic distance unit for the SI units system of measurement
Term
atom
Definition
a particle of matter
Term
matter
Definition
anything that has mass and takes up space
Term
mass
Definition
the amount of matter an object has
Term
weight
Definition
a measurement of the force of gravity on the mass of an objct
Term
gram
Definition
the basic unit of mass in the SI units measuring system; 1/1 thousandth of a liter
Term
liter
Definition
the basic unit of measurementin the SI units system of volume
Term
volume
Definition
a measurement of how much space is occupied by an object
Term
time relationships
Definition
1 minute = 60 seconds
1 hour = 60 minutes
1 day = 24 hours
1 year = 365 days
1 century = 100 years
Term
formulas for temperature translation
Definition

Fahrenheit = (9/5 x oC) + 32

Celcius = 5/9 (oF - 32)

Term
Accurate
Definition
correct, not the same as precise
Term
Precise
Definition
Mesurements that are close together, not the same as accurate
Term
energy
Definition
the ability to create change in a system
Term
kinetic energy
Definition
motion energy
Term
potential energy
Definition
stored energy
Term
power plant
Definition
a place where electricity is generated
Term
hydrosphere
Definition
An Erth system that includes all of the water on Earth
Term
atmosphere
Definition
the layer of gases that surround Earth
Term
surface water
Definition
Water on Earth's surface
Term
reservoir
Definition
A protected artificial or natural lake used for storing water
Term
glacier
Definition
a huge mass of ice that forms on land when snow and ice
Term
ground water
Definition
water that collects underground
Term
water table
Definition
The upper level of water under ground below which all space between particles of dirt and rock are filled with water
Term
water cycle
Definition
a set of processes energized by the sun that keeps water moving from place to place.
Term
evaporation
Definition
A phase where liquids gain energy and become a gas
Term
wator vapor
Definition
water in its gaseous form
Term
transpiration
Definition
A process during which plants lose water through tiny pores in the leaves.
Term
condensation
Definition
A process during which a subtance loses energy and goes from gas to liquid.
Term
precipitation
Definition
Any form of condensed water vapor falling from clouds
Term
surface runoff
Definition
Precipation which goes along he surface instead of becoming groundwater.
Term
perlocation
Definition
The process of liquid going ghrough a porous substance
Term
Aquifier
Definition
An underground area o sediment and rock filled with ground water
Term
watershed
Definition
an area of land that catches all precipataion and surface runoff and collects it in a body of water
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