Shared Flashcard Set

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1st 6 Weeks
8th Science
30
Science
Not Applicable
08/23/2005

Additional Science Flashcards

 


 

Cards

Term
Graduated Cylinder
Definition
tool used to measure the volume of a substance
Term
triple beam balance
Definition
tool used to measure the mass of an object
Term
spring scale
Definition
tool used to measure the weight of an object
Term
weight
Definition
force exerted by an object due to gravity
Term
Newton
Definition
metric unit for weight
Term
qualitative observation
Definition
observation based on an individual's senses
Term
quantitative observation
Definition
observation based on numerical values or measurements
Term
independent variable
Definition
the variable that is manipulated in an experiment
Term
dependent variable
Definition
the variable that responds to the manipulation of another
Term
matter
Definition
anything that has mass and takes up space
Term
mass
Definition
the amount of matter in an object
Term
volume
Definition
the space an object takes up
Term
water dispacement
Definition
method used to determine the volume of an irregular solid
Term
density
Definition
physical property that describes the amount of matter in a given space
Term
crust
Definition
the outermost and thinnest layer of the earth
Term
mantle
Definition
lies directly below the earth's crust
Term
Moho
Definition
separates the crust from the mantle
Term
lithosphere
Definition
composed of the crust and upper mantle
Term
convection
Definition
the circular flow of fluids caused by changes in density
Term
inner core
Definition
most dense layer of the earth's interior
Term
outer core
Definition
the liquid layer of the earht's interior
Term
Primary Waves
Definition
the fastest moving seismic wave, often reffered to a push pull waves
Term
Secondary Waves
Definition
cause rock particles to move from side to side, and are unable to travel through liquids
Term
Surface waves
Definition
most destructive type of seismic waves.
Term
Focus
Definition
the point inside the earth's interior where a fault originates
Term
Epicenter
Definition
location on the earth's surface directly above the focus where the most destruction occurs
Term
Continental Drift
Definition
theory proposed by Alfred Wegener
Term
Compression
Definition
force that pushes two plates together
Term
Shearing
Definition
force that pushes to lithospheric plates past each other
Term
Tension
Definition
Force that causes lithospheric plates to move apart.
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