Quiz #1- Introduction and Nature of Science

After concluding the results of a test, a scientist might next:

• Make an observation
• Share information by publishing in a scientific journal
• Retest
• Analyze more data

Should experiments be repeated over and over to see if the results are the same each time?

• yes
• no

Should experiments be repeated over and over to see if the results are the same each time?

• yes
• no

What is the general order of the steps of the scientific methods:

• question, experiment, hypothesis, analyze, results, conclusion, communicate results.
• question, hypothesis, experiment, analyze results, conclusion, communicate results
• question, hypothesis, experiment, analyze results, communicate results, conclusion
• all of the above

Tags

NGSS.HS-LS1-3

NGSS.HS-PS1-3

Carmen conducted an experiment to determine if listening to different types of music would affect a person’s pulse. Her hypothesis was that pulse rate would change with different types of music. Each person listened to seven different selections of music for 30 seconds each. Each person’s pulse was taken before the music and then after each 30-second interval of music. The pulses were taken again after the music selections were completed. Based on her experiment, Carmen concluded that a person’s pulse rate changed when the person listened to different types of music. What is Carmen missing from her experiment?

• a question
• a hypothesis
• a control group
• a description of the experiement

Tags

NGSS.MS-LS1-5

Using one or more of your senses to gather information is called

• observing

• inferring

• predicting

• classifying

A possible explanation for a set of observations or answer to a scientific question is called a

• prediction

• hypothesis

• theory

• law

Which of the following are NOT examples of data?

• facts

• figures

• theories

• measurements

A well-tested explanation for a wide range of observations or experimental results is called a scientific

• inquiry

• hypothesis

• theory

• law

Observations that deal with a number or amount are called

• manipulated observations

• quantitative observations

• qualitative observations

• operational observations