Measurement
Experimental Design
Lab Safety
Measurement 2.0
Safety Symbols
100
instrument used to measure distance
What is a ruler?
100
two things that theories and hypotheses are based on
What are observation and experiments?
100
prevents damage to the respiratory tract when smelling a chemical
What is wafting?
100
two instruments besides a graduated cylinder to precisely measure volume
What are pipettes and burettes?
100
skull and crossbones
What is poison or toxic?
200
instrument used to measure acidity of a solution
What is litmus paper?
200
type of graph used to compare the parts of a whole
What is a pie graph?
200
place to perform a chemical reaction that produces toxic gas
What is a fume hood?
200
used to hold samples while they are studied or heated
What is a beaker?
200
mouse
What is use of animals?
300
instrument used to measure temperature
What is a thermometer?
300
to draw a conclusion
What is inference?
300
used when your hands will come in contact with chemicals
What are gloves?
300
used to heat things using a flame
What is a bunsen burner?
300
goggles
What is eye protection necessary?
400
the color acid turns litmus paper
What is red?
400
the variable that is determined by the experimenter
What is the independent variable?
400
two items that should be present when there is any risk of fire
What are fire extinguisher and fire blanket?
400
instrument used to measure time
What is a stopwatch?
400
flame
What is flammability?
500
instrument used to measure volume
What is a graduated cylinder?
500
The group that has all of the constants, but there is no change to the independent variable
What is the control group?
500
could happen if chemicals are placed back into their original containers
What is contamination?
500
what is read when using a graduated cylinder
What is a meniscus?
500
apron
What is wear protective clothing?
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