scientific method Flashcards
(20 cards)
What is the first step of the scientific method?
state the problem and research the problem
What is an educated guess called?
hypothesis
How do you organize and record your results or data?
using graphs, tables, and charts
What do you do after you have conducted the experiment once?
repeat the experiment
What is a hypothesis that has been supported when the experiment has been repeated many times also called?
a theory
Is a theory accepted, proven or both?
accepted
What part of the experiment is used for comparison?
control
What part of the experiment stays the same for both groups?
constants
What part of the experiment gets the treatment of the experiment?
experimental test group
What part of the experiment is treatment or the ONE factor that you change when you are testing?
independent
What part of the experiment is what you are counting or measuring after the treatment is given?
dependent variable
What is changed in the control group?
nothing
What two groups must every experiment have?
control group and experimental group
What type of graph is used to graph percentages?
pie graph
What type of graph is used when one of the variables is not a number?
bar graph
What type of graph is used when both variables are not a number?
line graph
What variable goes on the x-axis?
independent variable
Where is the x-axis located?
at the bottom of the graph
What variable go on the y-axis?
on the side of the graph
What are the 7 things a line or bar graph must have?
titles, variables(independent and dependent), units legend/key, even intervals, at least 3/4 of the axes to be used
