Josh tests the effect of varying amounts of sun on the rate of plant growth. what is the IV?

amount of sunlight per plant per day

Which sequence of steps is in the correct order of an experimental investigation?

Form a Question → Conduct experiment → Draw a conclusion

Which of these phrases describes an experiment?

procedure with controlled conditions and IV/DV variables

New experimental data does not support a currently accepted hypothesis. Which is the next step?

Form a new hypothesis and plan a new experiment.

How can Ashley determine if her results to her experiment are replicable?

Ashley can ask other students to perform the experiment.

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Nature of Science Lesson 2 Scientific Method

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Questions 7

Answers

1
Josh tests the effect of varying amounts of sun on the rate of plant growth. what is the IV?
time needed to reach a height of 20 cm
rate of plant growth
amount of water per plant per day
amount of sunlight per plant per day
2
Which step in the scientific method can result in the need for a new hypothesis?
Plan the experiment.
Analyze data.
Identify variables
Follow a procedure.
3
Which sequence of steps is in the correct order of an experimental investigation?
Collect data → Analyze Data → Form a Question
Form a Question → Conduct experiment → Draw a conclusion
Background research → Collect Data → Conduct experiment
Conduct experiment → Identify variables → Create hypothesis
4
Which of these phrases describes an experiment?
mathematical description of a process
observation of animals in their natural world
procedure with controlled conditions and IV/DV variables
observation of animals in their natural world
5
New experimental data does not support a currently accepted hypothesis. Which is the next step?
Change the procedure to obtain the desired outcome.
Ignore it.
Change the data to fit the hypothesis.
Form a new hypothesis and plan a new experiment.
6
Some scientist theorize that our universe is constantly expanding. Which best support this?
galaxies not moving away from or toward each other
galaxies spiraling away and towards each other
galaxies moving closer together
galaxies moving farther apart
7
How can Ashley determine if her results to her experiment are replicable?
Ashley can perform the experiment multiple times.
Ashley can conduct her experiment with large sample sizes.
Ashley can carefully record her observations.
Ashley can ask other students to perform the experiment.

Nature of Science Lesson 2 Scientific Method Flashcards | StudBud