Chapter 1 BIO

Front

What is science?

Back

A way of understanding the natural world based on inquiry, a search for information, finding explanations to specific and general questions, and is objective, testable, demonstrable, observable, and measurable.

Front

What are the two main scientific approaches?

Back

Discovery science and hypothesis-driven science.

Front

What is discovery science?

Back

describing nature through verifiable observations and measurements

Front

What is hypothesis-driven science?

Back

explaining nature by making predictions based on your best guess of how something works

Front

What is a hypothesis?

Back

a proposed explanation for observations. A good hypothesis leads to predictions that can be experimentally tested using the scientific method.

Front

What is a theory in science?

Back

observations from a wide range of related phenomena, is more comprehensive than a hypothesis, supported by abundant evidence, and general enough to generate new testable hypotheses.

Front

What are examples of scientific theories?

Back

Isaac Newton's theory of gravity, Charles Darwin's theory of evolution, and Albert Einstein's theory of relativity.

Front

When do theories become widely accepted?

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if they are supported by extensive and varied evidence and have not been contradicted by any scientific data.

Front

How is the term 'theory' used differently by scientists and the general public?

Back

Scientists use 'theory' with a precise definition, while the general public often uses it as slang to describe any idea or hypothesis, often as speculation.

Front

Steps to the scientific method

Back

1. 1. Observation

2. 2.Question

3. 3.Hypothesis

4. 4.Prediction

5. 5.Experiment