Question 1

Which of the following best describes a hypothesis in the scientific method?

Accepted Answer

A tentative explanation that can be tested by experiments.

Question 2

What is the correct order of steps in the scientific method according to the provided materials?

Accepted Answer

Observation → Data Analysis → Hypothesis → Conclusion → Peer Review & Publish → Experiment

Question 3

A scientist observes that patients who consume less sodium have lower blood pressure. What step of the scientific method does this represent?

Accepted Answer

Observation

Question 4

Which statement is an example of a hypothesis?

Accepted Answer

Drinking coffee might help me focus.

Question 5

In the scientific method, what is the purpose of peer review?

Accepted Answer

To ensure the validity and reliability of scientific findings before publication.

Question 6

Which of the following is a theory according to the scientific method?

Accepted Answer

A broad, well-supported explanation based on a large body of evidence.

Question 7

A scientist wants to know if a new drug lowers blood pressure. Which step should they perform after forming a hypothesis?

Accepted Answer

Design and conduct an experiment.

Question 8

Which of the following best describes a conclusion in the scientific method?

Accepted Answer

A summary of the results and their implications after data analysis.

Question 9

If a scientist’s results do not support their hypothesis, what is the next logical step?

Accepted Answer

Revise the hypothesis and conduct new experiments.

Question 10

Which of the following is NOT a component of the scientific method?

Accepted Answer

Ignoring contradictory evidence.

Question 11

A scientist collects data on plant growth under different light conditions. What step of the scientific method is this?

Accepted Answer

Experiment

Question 12

Which of the following statements is a testable hypothesis?

Accepted Answer

Plants grow faster in blue light than in red light.

Question 13

What distinguishes a theory from a hypothesis in the scientific method?

Accepted Answer

A theory is a broad explanation supported by evidence; a hypothesis is a testable prediction.

Question 14

Which of the following is an example of data analysis in the scientific method?

Accepted Answer

Comparing the average growth rates of plants in different conditions.

Question 15

A scientist publishes their findings in a peer-reviewed journal. What does this step accomplish?

Accepted Answer

It allows other scientists to evaluate and replicate the work.

Question 16

Which of the following is a real-world example of applying the scientific method?

Accepted Answer

Testing whether a new medication lowers cholesterol levels in patients.

The Scientific Method in Chemistry

Study Guide - Practice Questions