biology unit 1 vocab Word Scramble
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Term | Definition |
scientific method | problem solving procedure |
hypothesis | a prediction that can be tested |
theory | a well tested explanation, supported by many types of evidence |
how a hypothesis is written | if, ____ Then, ____ statement |
cause and effect | relationship between hypothesis and successful result |
scientific method | problem solving procedure |
control group | all variables must be kept the same, used for comparison |
experimental group | all variables must be kept the same except for variable being tested |
sources of error | things that may be change the experiment, making it invalid. |
subject | thing being experimented on,usually person\animal\plant etc. |
bar graph | when showing comparison |
variable | one aspect of there experiment; the amount of water, time outside,etc. |
line graph | when showing change over time |
which variable goes on the x-axis? | independent variable |
which variable goes on the y-axis? | dependent variable |
independent variable | what is being changed/tested |
every graph should contain the following | A. title B. proper unit C. lable |
dependent variable | what is being measured/observed |
what are the 6 steps of the scientific method? | 1. Identify a problem 2. hypothesis 3. controlled experiment 4. record data and analyze 5. conclusions 6. check for sources of error |
how many variables does a controlled experiment test? | only 1 variable. |
Created by:
horaciolozano
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