Vocabulary
The ___________ is an educated guess.
Hypothesis
This is the first step in the Scientific method.
Observation / ask a question
This is what needs to remain the same in every trial of an experiment.
Constant
If I water the bean plant more, then it will grow taller.
What is the independent variable?
Amount of water
Hypothesis are expected to be written in this format.
"If....Then"
The use of your 5 senses to notice something in the natural world.
Observe/Observation
After testing the hypothesis scientists use the data to draw a ____________
Conclusion
The number of variables that are allowed to be changed in a valid experiment .
One.
If I water the bean plant more, then it will grow taller.
What is the dependent Variable?
Height
Questions you ask for the scientific method must be__________.
Testable
The information gathered in an experiment. (Usually numbers)
Data
This describes the steps you use in an experiment.
Procedure
This is the variable that is being measured in the experiment.
Dependent Variable
If I water the bean plant more, it will grow taller.
What is one constant?
Amount of sunlight, type of soil, where it is planted...ect
True or false in order for an experiment to be reliable you must change at least 2 variables
False
After making the hypothesis scientists develop an ___________ to test it.
Experiment
This part of the scientific method involves learning as much as you can about a particular topic.
Research
This is the variable that is being changed in an experiment.
Independent Variable
What are 3 variables that could affect the speed of a runner in a 100 yard dash?
Terrain, weather, health, weight, shoes, ect...
True or false Any scientist should be able to retest your experiment.
TRUE
This is the study of data collected in an experiment
Analysis
Once you have a question you then create a statement about what you believe the answer is. Also known as the _____________
Hypothesis
The experimental group receives the independent variable and this group does not
Control
Name 3 Variables that could affect the taste of soda.
age, what they are drinking out of, ice, if they added anything else.....
True or False the scientific method is used to solve problems or answer questions.
True