Chapter 1:Scientific Method

Question 1

Scientific method

Answer 1

process of investigation in which problems are identified and their suggested explanations are tested by carrying out experiments and analyzing results

Question 2

Hypothesis

Answer 2

an educated guess based on an observation

Question 3

Where are scientific discoveries published?

Answer 3

scientific journals

Question 4

Theory

Answer 4

is a hypothesis that has been supported by different experiments

Question 5

Principle/Law

Answer 5

Theory shown to be valid when fully tested over a long period of time

Question 6

Variable

Answer 6

a factor that may change in an experiment

Question 7

What effects the fairness of the experiments?

Answer 7

Sample size
Random selection
Replication of experiments
Double blind testing

Question 8

Limitations of the Scientific Method

Answer 8

Extent of out Knowledge
Basis of Investigation
Interpreting results
Accidental Discoveries

Question 9

Ethical Issues

Answer 9

Animals in Testing
Embryo’s in research
gmo’s