Scientific Method

A prediction or guess based on observations.

• data
• scientific process
• hypothesis
• question

Tags

NGSS.MS-LS2-2

The information you collect while doing your experiment is called

• conclusions

• data

• hypotheses

• procedures

The independent variable is the ONE thing you _____.

• change on purpose
• control or keep constant
• measure

The variable that is being measured or observed is called the _______________. Hint: this is the variable that is the result or effect

• independent variable

• dependent variable

• control variable

What is a constant/control in an experiment?

• Things that do not change in a experiment. It's the variable that stays the same. You can have many variables stay the same.

• It's the variables that the scientist changes in the experiment

• It's the variables that are being measured in an experiment

What is being changed in this experiment?

• ramp height
• the speed that the ball rolls
• type of ball

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

How many independent variables should you have in an experiment?

• two

• as many as possible

• four

• one

What is the Responding (Dependent) Variable in this graph?

• Plant Growth
• Growth (cm)
• Hours
• 15

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

What is the dependent variable of the graph?

• Grade
• Number of Students

A student wants to test the effects of different types of exercise on heart rate.  What would be the dependent variable of the experiment?

• the measurement of heart rate

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