Scientific Method
Does a hypothesis have to be correct?
No
Data is....
information
How many independent variables do you have per experiment?
one
What is a hypothesis?
An educated guess
Name the dependent variable. What effect does the amount of water have on plant growth?
The growth of the plant
Do you have to do the steps in order?
No but it must make logical sense
Ways that data can be displayed
Tables, graphs, charts
The dependent variable is...
whats being measured.
How many steps are there?
6
Name the IV. What effect does exercise have on strength?
Amount of exercise
Why might you do an experiment twice?
To check your answers
What does analysis mean?
To collect and compare data
In a good experiment, you only change the...
independent variable.
What is observation?
Gathering data using all 5 of your senses
Name the dependent variable. If an area becomes polluted, the wildlife population will decrease.
The wildlife population.
What is the scientific method?
A series of steps used in completing an experiment
obsvervation
Factors that stay the same in an experiment
control variable
What do you do in an experiment?
Test your hypothesis
Name the IV. If temperature decreases, then less people will go to the beach.
The temperature.
What are the steps in order?
Hypothesis, question, experiment, observation, analysis, and conclusion
Are there more than 3 ways to display data?
Yes
Which variable do you change on purpose?
Independent variable
Explain why a hypothesis doesn't have to be correct.
Its just a guess
Name the dependent variable. If workers wash their hands, then sickness will decrease.
Amount of germs.