Scientific Method

Which is the best definition for an independent variable?

• The variables that you need to keep the same for each test. 

• The  variable that you are measuring

• The variable that you are changing or comparing.

• The answer to your testable question

Which is the best definition for dependent variable? 

• The variables that you need to keep the same 

• The  variable that you are measuring

• The variable that you are changing or comparing.

• The answer to your testable question

Tags

NGSS.MS-PS2-2

In a controlled experiment, how many variables can be worked with at a time? 

• one

• none

• two or more

• how ever many makes sense.

Tags

NGSS.MS-PS2-2

The part of the experiment that remains the same for the control and experimental group.

• constants

• control

• independent

• dependent

The independent variable is the ONE thing you _____ to test your hypothesis.

• change

• keep the same

• experiment with

• investigate

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

The variable that is measured throughout the experiment is the ________________
Hint: It may change as a result of your testing.

• Controlled Variable

• Responsive Variable

• Dependent Variable

• Independent Variable

Tags

NGSS.MS-PS2-2

What is the scientific method?

• a scientific way to design a graph

• a list of materials

• a process used by scientists to explore observations

• a process for students to have fun

Tags

NGSS.MS-PS1-2

What is the final step of the scientific method?

• test your hypothesis

• do research

• ask a question

• communicate your results

Imagine that you design and conduct an experiment with the hypothesis that adding salt to water makes it boil faster, and you find that to work in your lab. As a scientist you would say...

• the results do not support your hypothesis

• the results support your hypothesis

• you need to redo the experiment

• you need to rewrite your hypothesis

Tags

NGSS.MS-PS1-2

If the results of an experiment do not support your hypothesis, you did something wrong.

• true

• false

Tags

NGSS.HS-PS1-2