1. List things that you consider to be not Lab Safe. (Minimum of 5 items)
Do Now:
List things that you consider to be not Lab Safe. (Minimum of 5 items)

3. T. Trimpe 2008 http://sciencespot.net/
What's Wrong?
Lab Safety Challenge #1
T. Trimpe

4. Composition notebooks
Take out your composition notebook
Take out your agenda

5. Image: http://morrisonlabs.com/lab_safety.htm
What’s wrong? Identify 6 different safety concerns shown in the picture below.
Image:

6. The answers are … Don’t fool around during a lab.
Always wear safety goggles when doing an experiment
Always point test tubes and other items away from yourself and others when heating.
Don’t eat or drink while in the lab.
Keep hair and other flammable objects away from flames.
Don’t leave a flame unattended.
Image:

7. Essential Question: What are the steps scientists often use to solve problems?

8. Essential Questions:
You need to answer the essential question at the end of lecture or for homework. They must be answered before the notebook is checked.
Answered on your own time. Don’t forget!

9. How your notes should be organized
What is science
(Notes go here)

10. What is science?
Process that uses observation and investigation to gain knowledge about events in nature

11. What is the scientific method?
An organized set of investigation procedures used by scientists

12. Hypothesis
Educated guess or testable prediction

13. Experiment
Organized procedure or testing hypothesis

14. Control
Standard for comparison

15. Constant
Factor that does not vary in the experiment.

16. Independent Variable
Factor that is adjusted by the experimenter (x-axis)

17. Dependent Variable
Factor whose value depends on the independent variable
(y-axis)

18. Scientific Law
Rule of nature that sums up related observations to describe a pattern in nature
EX: Law of Gravity

19. Organized procedure for testing hypothesis
Scientific Theory
Organized procedure for testing hypothesis
EX: Black Hole Theory