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First Benchmark
Investigations, variables, graphs, density, physical and chemical changes, elements and compounds, metals, nonmetals and metalloids, force and speed
39
Science
6th Grade
11/05/2012

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Cards

Term
element
Definition
pure substance
made of only 1 type of atom
Al or O
Term
compound
Definition
made of 2 or more elements
NaCl
Term
elements in the atmosphere
Definition
nitrogen
oxygen
Term
elements in living things
Definition
carbon
oxygen
hydrogen
nitrogen
Term
elements in Earth
Definition
nitrogen
silicon
oxygen
nickel
iron
Term
descriptive investigation
Definition
type of investigation that describes data
Term
comparative investigation
Definition
type of investigation that compares 2 or more things
Term
experimental investigation
Definition
type of investigation that looks for cause and effect, has variables
Term
physical change
Definition
changes size, shape or state (form)
still the same thing
Term
chemical change
Definition
forms something new
Term
signs of chemical changes
Definition
color change
odor change
releases/absorbs energy as light or heat
forms gas
forms a precipitate
Term
precipitate
Definition
the solid that comes out of a chemical change
Term
tearing
Definition
physical change
Term
decomposing
Definition
chemical change
Term
cooking
Definition
chemical change
Term
rusting
Definition
chemical change
Term
digesting
Definition
chemical change
Term
cutting
Definition
physical change
Term
evaporating
Definition
physical change
Term
freezing
Definition
physical change
Term
beaker
Definition
used to measure the volume of large amounts of liquid (mililiters)
Term
graduated cylinder
Definition
used to measure the volume of small amounts of liquid (mililiters)
more accurate
Term
spring scale
Definition
used to measure force in Newtons
Term
triple beam balance
Definition
used to measure mass in grams
Term
meniscus
Definition
curved line in a beaker or graduated cylinder
measure the bottom of the line
Term
independent variable
Definition
what is being tested
Term
dependent variable
Definition
what is being measured
Term
controlled variable
Definition
what stays the same
Term
water displacement method
Definition
using water in a graduated cylinder to find the volume of irregular objects
Term
bar graph
Definition
use to compare sets of data
when one variable are words and the other are numbers
Term
line graph
Definition
used to find a relationship
when both variables are numbers OR change over time
Term
density
Definition
mass divided by volume
TOP IN, BOTTOM OUT
Term
properties of metals
Definition
solid
shiny
malleable and ductile
good conductors
located on left side of periodic table
Term
properties of nonmetals
Definition
solid liquid or gas
dull
brittle
poor conductors
located on right side of periodic table (except Hydrogen)
Term
properties of metalloids
Definition
solid
shiny or dull
brittle
semi-conductors
located along stairstep
Term
balanced forces
Definition
forces are equal and opposite
object doesn't move
Term
unbalanced forces
Definition
forces are not equal
object moves
Term
speed
Definition
distance divided by time
Term
average speed
Definition
total distance divided by total time
(add up distance, add up time OR look at last point on data time or graph)
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