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Earth Science EXAM UNIT ONE
EVERYTHING LEARNED IN UNIT ONE
20
Science
9th Grade
09/26/2011

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Term
EARTH SCIENCE-
Definition
the study of the earth and its position in the universe.
Term
Geology
Definition
study of the layers of the earth from the crust to the inner core
Term
meterology
Definition
the study of everything beyond our atmosphere
Term
astronomy
Definition
the study of everything beyond our atmosphere
Term
oceangraphy
Definition
the study of the earths bodies of water
Term
classification
Definition
grouping or organizing by using the senses and interpretations 
Term
observation
Definition
description using the 5 senses
Term
inference
Definition
and educated guesss based on a observation
Term
measurements
Definition
a comparason to a known standard extending your senses
Term
volume
Definition

the amount of space an object takes up

found by and beaker (liquid) or LxWxH (Solids)

Term
mass
Definition

the amount of matter an object takes up

found by using a triple beam balance

Term
weight
Definition

measures how strongly gravity pulls on the mass of an object

found by using a scale

Term
length
Definition

the distance between two points

found by using a ruler

Term
density
Definition

the ratio of mass to volume

D=M/V

Term
DENSITY OF WATER IS
Definition
1.0 g/mL
Term
water is most dense at?
Definition
3.98 / 4 degrees celcius at the stage of a solid/ice
Term
dynamic equalibrium
Definition
balance between two opposing forces
Term
interface
Definition

boundary or border where energy can be exchanged

 

Term
noncyclic
Definition
unpredictable
Term
cyclic change
Definition
repeats over continuosly with a pattern
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