Topic: What is Science
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13-Sep-2014 -
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Transcript of Topic: What is Science
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Geology Unit:Geology Unit:
Earth’s History-Geologic TimeEarth’s History-Geologic Time
September 1September 1stst, 2009, 2009
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Assigned Seats Assigned Seats
•Please grab your things and stand at the back of the room
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Do Now…Do Now…
•Take Out Science Safety Contract–(last nights homework)
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Why is classroom and laboratory
safety important?
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Science Safety RulesScience Safety Rules
1. Follow all written and oral instructions.
2. Read and review ALL instructions.
3. Do only lab work that is approved by the teacher.
4. Only materials and chemicals supplied by the teacher may be used.
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HomeworkHomeworkIf you haven’t done it already…If you haven’t done it already…
• Have parents sign Science Safety Rules
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Do Now…Do Now…• Open Earth Science Book (Canyon
Cover)
P. # 4
• “What is Science” article
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Directions…Directions…
1. Read as a class
2. Take notes
3. Discuss material
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Topic: What is Science?Topic: What is Science?
• Science • A way of learning about the natural world
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Topic: What is Science?Topic: What is Science?
• Scientific Inquiry • A diverse way in which scientists explore problems and answer questions about the natural world
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Topic: What is Science?Topic: What is Science?
• Observation • Involves:– Sight– Hearing– Smell– Taste– Touch
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Topic: What is Science?Topic: What is Science?
• Inference • An interpretation based on observation and prior knowledge
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~Checkpoint~~Checkpoint~
What is the difference between an observation
and an inference?
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Topic: What is Science?Topic: What is Science?
• Scientific Methods 1. Posing a question
2. Developing a hypothesis
3. Testing*Controlled Experiment
4. Gather data
5. Draw conclusions
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• Scientific Method Video
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Topic: What is Science?Topic: What is Science?
• Hypothesis • An educated guess
• Can be tested
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~ Checkpoint ~~ Checkpoint ~
What is a hypothesis?
A hypothesis is an educated guess.
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Topic: What is Science?Topic: What is Science?
• Variable • Factors that can change in an experiment
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Topic: What is Science?Topic: What is Science?
• Independent variable • Variable that the scientist can change
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Topic: What is Science?Topic: What is Science?
• Dependent Variable • Changes because of independent variable
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Topic: What is Science?Topic: What is Science?
• Controlled Experiment
• Test of a hypothesis in which only 1 variable can affect the outcome of the experiment
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Topic: What is Science?Topic: What is Science?
• Data • Evidence gained through observation
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Topic: What is Science?Topic: What is Science?
• Simulation • Model that imitates something in the real world
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Topic: What is Science?Topic: What is Science?
• Scientific Theory • A well-tested scientific concept that explains a wide range of observations
• Has withstood repeated tests
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~ Checkpoint ~~ Checkpoint ~
What is a scientific theory?