Life Science Lesson 1
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What is science?
the knowledge gained from careful, systemic investigation of the natural world.
Latin word meaning knowledge
What does systemic mean?
it means that the study is based on step-by-step procedures.
What is a model?
It is a simple representation of a much more complex object or concept
What do models do for scientists?
help to simplify objects and processes that are too complicated to understand.
How do you think scientifically?
Be curious. Ask Questions.
What is an observation?
It is a piece of information gained by using one or more of the five senses.
Good observations are _________________.
What are the limits of science?
- ★ Science deals only with things that can be observed.
- ★Scientific observations may be faulty or not correct.
- ★Scientists are influenced by bias.
- ★Science cannot make value judgements.
- ★Science cannot prove universal statements.
- ★Science cannot provide final answers.
What is bias?
It is what someone wants to believe.
What is a value judgement?
It is a determination of the worth of something.
What is a universal statement?
It is a statement that excludes every other possibility. Universal statements usually use words like all or none.
What two presuppositions must guide someone who wants to think scientifically?
1. The natural world is a very orderly place.
2. The orderliness of the natural world can be known by humans.
What is a presupposition?
It is an idea that you take for granted.
What is a worldview?
It is the overall perspective or lens from which a person sees and interprets the world.
Name two worldviews in science.
- 1. Naturalism
- 2. Biblical view (or Christian worldview)
What is Naturalism?
It is the worldview where nature is the ultimate reality.
What is a Biblical or Christian Worldview?
It is a worldview that begins with God and accepts the Bible as His Word.
What is the Scientific Method?
It is an organized way of finding a workable solution to a problem.
What are the steps of the Scientific Method in order?
- 1. Define the problem.
- 2. From a hypothesis
- 3. Test the hypothesis
- 4. Classify the data
- 5. Choose and verify the answer
- 6. Predict Outcomes
When we define the problem in the scientific method, the problem must be _____________, ______________, _______________, and ________________.
observable, measurable, repeatable, fall within the limitations of science.
What is a hypothesis?
It is a simple, testable statement about the answer to a problem.
What two ways can we test a hypothesis?
What is a survey?
In a survey you obtain data by observing conditions that already exist.
What must you control in an experiment in order to achieve a good result?
What are variables?
They are factors or conditions that may vary.
What is an experimental variable?
It is the factors or conditions that are changed in an experiment.
What are the groups called that experience the experimental variable?
the experimental groups
What is the control group?
It is the group that does not experience the experimental variable.
Name some ways in which we classify data.
★ group or arrange the data
★ analyze the data
What are some ways that we arrange data?
What does verifying an answer mean?
It means obtaining more data in repeated experiments or surveys to make sure your results are repeatable.
What is meant by "the fall"?
It is the breaking of the relationship between man and God as a result of Adam's sin in the garden.
What do Naturalists believe?
There is no afterlife.
Do not believe in a god.
STUDY THE SECTION REVIEW QUESTIONS FROM YOUR TEXTBOOK AND YOUR LAB BOOK!
What would you like to do?
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