Scientific Method

Squidward found new reeds to tryout for his clarinet.  He used an APPLAUSOMETER to measure applause after playing  Under the Sea with each reed.  The results were put in the table.
What was controlled?

• The Song
• The Reed
• The Applause

Tags

NGSS.HS-PS1-3

The data collected supports which of the following questions that Squidward could have tested?

• Which song does the audience prefer?
• Which instrument does the audience like best?
• Which reed length creates the best sound?
• How do applause affect performance?

Mr. Krabbs is trying a new money making scheme.  On Tuesdays he is selling his crabby patties on colored buns.  He usually averages 25 customers per day.  On Tuesdays he now averages 27 customers. 
What was the dependent variable?

• The customers 
• The crabby patty
• The colored buns
• The number of customers

What is the Scientific Method?

• The steps to making an experiment.
• The steps to making proving your hypothesis is right.
• Don't know.
• The six steps to making an experiment.

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which statement is an inference about this picture?

• The van is tan.
• The  van ran into KFC. 
• The driver was hungry. 
• An ambulance may be on the way. 

Tags

NGSS.HS-PS2-3

The summary at the end of an experiment that explains the results. 

• conclusion
• procedures
• materials
• responding variable

Which of the following is an example of qualitative data?

• the color of the fur of an animal
• the mating behavior of an animal
• the average number of offspring that an organism has
• the description of an odor that a chemical produces

A student wants to test the effects of type of exercise on heart rate.  What is the dependent variable?

• heart rate
• type of exercise
• amount of exercise
• time of day exercise occurs

The factor in an experiment that will be changed. 

• dependent variable
• independent variable
• controlled variable
• not this one. 

Tags

NGSS.MS-PS2-2