1.3 Scientific Method

What is a focus question?

• the question that a scientist wants to find an answer to

• a random guess made during an experiment

• the conclusion drawn after an experiment

• a list of materials needed for an experiment

Match the steps of the scientific method with their correct order:

• Hypothesis

• 4

• Focus Question

• 2

• Experiment

• 3

• Conclusion

• 5

• Research

• 1

Which is the best example of a good Focus Question?

• How do plants grow?

• Do pea plants grow taller in sunlight or darkness?

• Do pea plants like the Sun?

Tags

NGSS.MS-LS1-5

Why is Focus Question #2 considered specific?

• A) It includes a specific plant and what will be tested

• B) It is a general question

• C) It does not mention any plant

• D) It is about animals

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What is a hypothesis?

• A proven fact

• An educated guess as to what the answer to the focus question is

• A random idea

• A conclusion

Why is a hypothesis considered 'educated'?

• Because it is a random guess

• Because background research was collected

• Because it is always correct

• Because it is a conclusion

Tags

NGSS.MS-LS2-4

Why is a hypothesis considered a 'guess'? Fill in the blank: It's a guess because we can't know the answer without doing the _________?

• experiment

• calculation

• observation

• discussion

What is the correct structure for writing a hypothesis according to the image?

• When... Therefore... Because...

• If... Then... Because...

• Since... Then... Because...

• If... Therefore... Because...

Fill in the blanks to complete the formula for writing a hypothesis: If (______), then (______), because (______).

• Independent Variable, Dependent Variable, Reasoning

• Dependent Variable, Independent Variable, Reasoning

• Reasoning, Dependent Variable, Independent Variable

• Dependent Variable, Reasoning, Independent Variable

Tags

NGSS.MS-LS1-5

Which of the following is made of one or more hypotheses that have been tested and supported or accepted many times?

• Law

• Theory

• Hypothesis

• Observation