WorksheetsScientific Method Practice
Total questions: 15
Worksheet time: 38mins
Does the type of shoes affect the running speed? Which is the BEST hypothesis?
If the subject wears Nike compared to other shoe types, then the subject will have the fastest running speed.
If the subject wears different types of shoes, then they will run faster or slower.
The subject wears Nike, then the subject's running speed will be affected
If I am the fastest runner, then I must be wearing Nike brand shoes
Which of the following is NOT a characteristics of a hypothesis?
Must be made with background knowledge
Must be testable
Must make a prediction
Must always be correct
Must include the IV and DV
If I add sliced garlic to my aquarium water, then my fish will eat more fish food. The IV in this hypothesis is:
Adding garlic to the aquarium
The amount of food eaten
The fish
The type of aquarium
You observe that, upon waking up each morning, your trashcan is overturned and trash is spread around the yard. You think that raccoons are responsible. Which of the following best represents your stance?
Fact
Guess
Theory
Hypothesis
Theories are based on thousands of supported hypothesis and tons of physical evidence.
True
False
A hypothesis must be based on measurable testable criteria. You can not measure "best", "good" or "nicest".
True
False
What variable must be kept the same to make it a fair and reliable test?
Constant / Controlled variable
independent variable
dependent variable
extraneous variable
The part of the experiment that remains the same for the control and experimental group.
constants (controlled variable)
control group
independent variable
dependent variable
placebos
A scientist hypothesizes the the temperature at which an alligator's egg is incubated will determine whether the alligator will be male or female. The independent variable is
the male alligators
the gender of the alligator
the temperature
the incubator
Choose the BEST hypothesis for "What effect does studying have on your test grade?"
If I study for hours, then my test grade will be better.
If have a good test grade, then I will study.
Good grades are from studying.
If I rewrite my notes for each class for 1 hour each day, then my GPA will increase
Noticing that sugar tastes sweet is a(n)
qualitative observation.
quantitative observation.
