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Science cpsa test

Terms

undefined, object
copy deck
gravity is less here
equator
factors that are kept the same
constants
obtain exact values
measure
SI unit of temperature
degrees Celsius
boiling point of water
100 degrees celsius
deci
d 1/10
all factors are kept the same except one
experimental group
density of wood
(.1 g/cm) cubed
milli
m 1/1,000
density of water
(1 g/cm) cubed
amount of matter an object contains
mass
measure of how much matter is packed into a given volume
density
SEM
scanning electron microscope
basic SI unit of length
meter
guessing what may happen using ur knowledge
predict
created in 1791
SI system
metric unit of volume
liter
density equals
mass over volume
to group like things
classify
body temp. of human
37 degrees celsius
make a logical guess
infer
observe
to get info
a way of studying, investigating, and making predictions about the natural world
scientific method
micro
1/1,000,000
look for patterns
analyze
unit of volume
cubic meter
TEM
transmission electron microscope
description of the relationship between events that occur together repeatedly
laws
amount of space an object takes up
volume
standard by which any change can be measured
control group
kilo
k 1000
centi
c 1/100
international system of measurement
SI
deca
da 10
a piece of glass that can bend light in some way to make an object look smaller, larger, closer, or farther away
lens
some models are...
mental models
microscope that uses electrons to produce enlarged images of objects
electron microscope
basic unit of mass
kilogram
gram
1/1000 of a kilogram
factors that change
variables
explanation that has been partly varified
theory
educated guess
hypothesis
tools that produce a very narrow, intense beam of light
lasers
SI unit of time
seconds
lens that are used to spread rays out. they are thin in the middle but thick on the edges
concave lens
gravity is greater here
north and south poles
lens located at the top of the viewing tube. located in the eyepiece
ocular lens
scientific theories may...
change
a microscope uses this to produse an enlarged image of an object
light and lenses
lens that are used to magnify and are thin on the edges but thick in the middle. they bring rays closer together
convex lens
hecto
h 100
chemical transportation emergency center
CHEMTREC
a microscope with two or more lenses
compound microscope
things that are true and real
facts
freezing point of water
0 degrees celsius
3 types of graphs
bar, line, and circle
this many seconds in a minute
60
close but not exact guess
estimate
to measure volume accurately you must look here
lowest point of meniscus
noting/writing down what you observe using a graphical/tabular method
record and organize
a tool that makes things appear larger that they really are
microscope
scall copies that are not built to actual scale
models

Deck Info

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