Year 7: Scientific Method and Variables

How many steps in the scientific method?

• 4

• 5

• 6

• 7

What is the first step of the scientific method?

• Hypothesis

• Observation

• Question

• Experiment

With what can you make an observation?

• Only your eyes

• Only your ears

• Your 5 senses

• Only your sense of touch

An observation is...

• when a scientist notices something interesting

• A prediction of what will happen

• a question about what you have noticed

• an experiment that tests something

What is a hypothesis?

• A proven scientific fact

• A testable prediction

• A conclusion after an experiment

• A collection of data from an experiment

What is the last step in the scientific method?

• Hypothesis

• Results

• Conclusion

• Observation

The independent variable is...

• The variable that you are measuring

• The variable that you are changing

• The variable that stays the same

The dependent variable is...

• The variable that you are measuring

• The variable that you are changing

• The variable that stays the same

The control variable is...

• The variable that you are measuring

• The variable that you are changing

• The variable that stays the same

In an experiment that investigated the amount of sugar in a variety of soft drinks. The independent variable is...

• The amount of sugar

• The type of soft drink

• The volume (amount) of soft drink