Sci. Method & Variables

The scientific method begins with a(n)...

• question

• observation

• inference

• experiment

Before a scientific experiment begins, you need to form a(n)...

• hypothesis

• variable

• procedures

• conclusion

Based on observation, scientists form a(n)...

• hypothesis

• question

• conclusion

• experiment or procedure

A hypothesis can be wrong in an experiment.

• true

• false

• only sometimes

What is a hypothesis?

• A hypothesis is the right answer to an experiment.

• A hypothesis is the wrong answer to an experiment.

• A hypothesis is an educated guess.

• A hypothesis is a question.

Is this a testable question? 
What types of apples grow in Missouri? 

• Yes
• No 

Is this a testable question? 
How does talking to a plant affect a plants height? 

• yes
• No

The independent variable is the ONE thing you _____.

• change
• keep the same
• experiment with
• investigate

The variable that you measure is the -

• IV
• DV
• Constant
• Repeated Trial

The variables in an experiment that stay the same are the -

• Independent Variable (IV)

• Dependent Variable (DV)

• Control Variable (CV)