Scientific Method

What is the first step in the scientific method?

• Make an observation --> Question
• Design and conduct an experiment
• Make an hypothesis
• Share your results

The summary at the end of an experiment that explains the results is... 

• conclusion
• procedures
• materials
• responding variable

A testable prediction about a scientific investigation is a(n)

• Question
• Observation
• Hypothesis
• Experiment

Stephen predicted that seeds would start to grow faster if an electric current traveled through the soil in which they were planted.

• recognize a problem
• test the hypothesis with an experiment
• form a hypothesis
• draw conclusions  

Susan said, “If I fertilize my geranium plants, then they will have more flowers.”

• recognize a problem

• test the hypothesis with an experiment

• form a hypothesis

• draw conclusions

Bob read about growing plants in water. He wanted to know how plants could grow without soil.

• coming up with a question

• test the hypothesis with an experiment

• form a hypothesis

• draw conclusions

Information you obtain through your senses, such as touch, sound and sight.

• observation
• hypothesis
• question
• conclusion

A prediction or guess based on observations.

• data
• scientific process
• hypothesis
• question

What is the last step of scientific method?

• hypothesis

• observe

• communicate

• question

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid