Vocabulary
Hypothesis
a guess or theory about the question you asked.
What is the first step in the Scientific process?
Ask a question.
Why is it important to know what your variables are in an experiment?
So that you know what you are testing.
Does adding hand lotion to slime make it stretchier?
Independent variable
What you are measuring.
The stretchiness of the slime.
Experiment
A test done to find answers in science.
What is the second step?
Background research. Learn what you can about what made you curious.
Why is it important to change one variable at a time?
So you know what made the changes in your experiement.
Dependant variable.
What changes.
The length of the body.
data
the measurable results of an experiment.
Third step?
design an experiment.
If I bake a cake using boxed cake mix, without pre-heating the oven will it turn out as good as usual?
What is the controlled variable?? (what stays the same?)
the boxed cake mix
If I add fertilizer to my spider plants will they grow taller then ones that are not fertilized?
What is the controlled variable?
the type of plants (spider plants)
Procedure
set of steps or process to do something
Fourth step??
test your theory.
If I bake a cake using boxed cake mix, without pre-heating the oven will it turn out as good as usual?
What is the dependant variable?? (what changes?)
preheating the oven
Does the whitening toothpaste really whiten teeth?
Independent variable
What you are measuring.
The whitness of the teeth.
theory
A well tested (or researched) explanation for why something is the way that it is.
What is the final step in the scientific process?
Record your data.
If I bake a cake using boxed cake mix, without pre-heating the oven will it turn out as fluffy as usual?
What is the independent variable?? (what are we measuring?)
the fluffiness
does my cat like Whiskas cat food or Meow mix cat food better?
dependant variable.
What stays the same?
the cat food brand.