Scientific Method and Experimentation Quiz

Why is it important for a hypothesis to be falsifiable?

• So it can be tested and proven right or wrong

• So it can always be correct

• So scientists can avoid doing experiments

• So it can be repeated exactly the same way

Tags

NGSS.HS-PS1-2

What does it mean when an experiment is repeatable?

• It can be done by different scientists and get the same results

• It can only be done once

• It always proves the hypothesis correct

• It uses the same materials every time

Which step of the scientific method involves making a prediction based on observations?

• Forming a hypothesis

• Conducting an experiment

• Analyzing data

• Drawing a conclusion

A student wants to test if plants grow taller with more sunlight. What is the independent variable in this experiment?

• The amount of sunlight

• The height of the plants

• The type of plant

• The amount of water

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Why is it important for scientists to share their results with others?

• To let others repeat the experiment and confirm the findings

• To keep their work secret

• To avoid doing more experiments

• To make their hypothesis always correct

Which of the following is an example of a falsifiable hypothesis?

• If I water plants every day, they will grow taller.

• Plants are beautiful.

• The sun is bright.

• Science is fun.

Tags

NGSS.MS-LS2-4

A scientist observes that ice melts faster in warm water than in cold water. What should the scientist do next in the scientific method?

• Form a hypothesis about why ice melts faster in warm water

• Analyze the data

• Repeat the experiment

• Draw a conclusion

Tags

NGSS.MS-PS1-4

Which part of the scientific method involves testing a hypothesis?

• Conducting an experiment

• Making observations

• Forming a hypothesis

• Sharing results

Tags

NGSS.MS-PS3-4

A student conducts an experiment to see if adding fertilizer helps plants grow taller. What is the dependent variable?

• The height of the plants

• The amount of fertilizer

• The type of plant

• The amount of sunlight

Tags

NGSS.MS-LS2-1

Which of the following is NOT a step in the scientific method?

• Guessing the results

• Making observations

• Forming a hypothesis

• Analyzing data