The Scientific Method Flashcards
1
Q
- What is a Problem?
A
- one sentence
- consider “why is this important”
ex. /”Will the sowbug move more in a dry or moist environment?”
2
Q
- Collect Info about the Problem
A
- Find background information
- has this been tried before? What happened?
3
Q
- What is a Hypothesis?
A
An educated guess about the outcome
4
Q
- Test the Hypothesis:
A
- Includes:
- Materials, procedures, set-up, step by step, how to collect and analyze results, & how many times the experiment was repeated
5
Q
- Make Observations
A
- Collect data
- Create graphs & charts to show data
6
Q
- Come to a conclusion
A
- What was the hypothesis
- What did the results show?
- was the hypothesis supported or not?
7
Q
- Revise the hypothesis and retest
A
.
8
Q
What is a constant variable?
A
-the parts of the experiment always kept the same
9
Q
What is an independent variable
A
-the one thing that is changed and tested
10
Q
What is an dependent variable?
A
-the variable that your measuring
~measurement of what the change has done
*#’s you record
11
Q
What is experimental error?
A
-this is based on chance alone & is not true
12
Q
What is sample size?
A
larger your sample size, the less probability of error
