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Lab Safety and Scientific Method
ChemistrySafety Symbols, Lab Safety and Scientific MethodStandard/Element: SCSh2-3
Georgia Performance Standards
SCSh2. Students will use standard safety practices for all classroom laboratory and field investigations.SCSh3. Students will identify and investigate problems scientifically.
Instructions
• Please select the term that is best for the phrase.
• Each question is FIVE pointsFIVE points.
Safety Symbols
1. Name the symbol
Safety Symbols
2. Name the symbol
Safety Symbols
3. Name the symbol.
Safety Symbols
4. Name the symbol.
Safety Device
Fire Extinguisher
5. What do the letters in the acronym “PASS” represent?•P•A•S•S
Lab Safety6. When in the science classroom, conduct yourself in a responsible manner _______.
A. At all times
B. When the teacher says to
C. Only when working on a lab
D. Only when preparing materials
Lab Safety7. If you do not understand a part of a procedure you should _____________.
A. Proceed with the lab anywayB. Skip it and come back laterC.Work with another groupD.Ask the teacher immediately
Lab Safety8. When first entering a science room-
A. Do not touch anything until instructed
B. Immediately begin working on the lab
C. Go and check all equipment
D. Walk around and check each station
Lab Safety9. Unauthorized experiments means-
A. Doing an experiment without permission
B. Just messing around to see what happens
C.Mixing chemicals just for funD.All of the above
Lab Safety10. Areas splashed with chemicals should be flushed with water-
A. Until it feels better
B. For 15 seconds
C.For 20 minutes
D.For 15 minutes
Scientific Method
• 11. Which part of the scientific method would the following be?Jen enters the 5th grade science fair with a project about candles. She asks "Will the temperature of the air affect how fast a candle burns? “
Scientific Method
• 12. Which part of the experiment would the following be?“The principal, Mrs. Integer tells Mrs. Apex to write down exactly what she is doing step by step. In the scientific method this is called ...“
Scientific Method
• 13. Which part of the experiment would the following be?“At the end of one week all the children take the same quiz. The children in Group A score 5As, 2Bs, 2Cs, 1D. The children in Group B score 7As, 2Bs, 1F. The quiz scores are an example of...“
Scientific Method
14. From the data above, you must create a bar graph (histogram). Graphing is part of the ____________ step to the scientific method.
Scientific Method
15. Put in the correct order– Analysis– Conclusion– Experiment– Hypothesis– Purpose
Scientific Method
16. Put in the correct order– Educated Guess– Find Patterns– Report Results– Test the Hypothesis– Ask a Question
Scientific Method
17. Put in the correct order– If….then….because– Graphs– Materials, Procedure, Data– Variables
Scientific Method
18. Write a brief conclusion based on the graph.
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Lab Safety and Scientific Method
Chemistry AnswersSafety Symbols, Lab Safety and Scientific MethodStandard/Element: SCSh2-3
Georgia Performance Standards
SCSh2. Students will use standard safety practices for all classroom laboratory and field investigations.SCSh3. Students will identify and investigate problems scientifically.
Instructions
• Please select the term that is best for the phrase.
• Each question is FIVE pointsFIVE points.
Safety Symbols
1. Name the symbol
Safety Symbols
2. Name the symbol
Safety Symbols
3. Name the symbol.
Safety Symbols
4. Name the symbol.
Safety Device
Fire Extinguisher
5. What do the letters in the acronym “PASS” represent?•Pull•Aim•Squeeze or Sweep•Squeeze or Sweep
Lab Safety6. When in the science classroom, conduct yourself in a responsible manner _______.
A. At all times
B. When the teacher says to
C. Only when working on a lab
D. Only when preparing materials
Lab Safety7. If you do not understand a part of a procedure you should _____________.
A. Proceed with the lab anywayB. Skip it and come back laterC.Work with another groupD.Ask the teacher immediately
Lab Safety8. When first entering a science room-
A. Do not touch anything until instructed
B. Immediately begin working on the lab
C. Go and check all equipment
D. Walk around and check each station
Lab Safety9. Unauthorized experiments means-
A. Doing an experiment without permission
B. Just messing around to see what happens
C.Mixing chemicals just for funD.All of the above
Lab Safety10. Areas splashed with chemicals should be flushed with water-
A. Until it feels better
B. For 15 seconds
C.For 20 minutes
D.For 15 minutes
Scientific Method
• 11. Which part of the scientific method would the following be?Jen enters the 5th grade science fair with a project about candles. She asks "Will the temperature of the air affect how fast a candle burns? “
Scientific Method
• 12. Which part of the experiment would the following be?“The principal, Mrs. Integer tells Mrs. Apex to write down exactly what she is doing step by step. In the scientific method this is called ...“
Scientific Method
• 13. Which part of the experiment would the following be?“At the end of one week all the children take the same quiz. The children in Group A score 5As, 2Bs, 2Cs, 1D. The children in Group B score 7As, 2Bs, 1F. The quiz scores are an example of...“
Scientific Method
14. From the data above, you must create a bar graph (histogram). Graphing is part of the analysis step to the scientific method.
Scientific Method
15. Put in the correct order– Purpose– Hypothesis– Experiment– Analysis– Conclusion
Scientific Method
16. Put in the correct order– Ask a Question– Educated Guess– Test the Hypothesis– Find Patterns– Report Results
Scientific Method
17. Put in the correct order– Variables– If….then….because– Materials, Procedure, Data– Graphs
Scientific Method
18. Write a brief conclusion based on the graph. The ball slides fastest on wood floors and slowest on shag carpet.
0
100
200
300
400
500
600
700
800
900
CeramicTile
Wood ShagCarpet
AllWeatherCarpet
VinylFlooring
Carpet RollingD
ista
nce
Ball
Rolls
in C
m
Type of Surface