Scientific Method and Variables

Tim and Moby intentionally changed the amount of water to determine if Moby was watering his plant too much. Amount of water is known as this type of variable.

• Independent or Manipulated Variable

• Independent or Dependent Variable

• Dependent or Responding Variable

• Controlled Variable

Tags

NGSS.3-5-ETS1-3

Tim and Moby observed the plants after a month to see which plant had the greatest growth. Plant growth is known as this type of variable because it depended or responded to the amount of water it received.

• Independent or Manipulated Variable

• Independent or Dependent Variable

• Dependent or Responding Variable

• Controlled Variable

Tags

NGSS.5-LS1-1

In the experiment, "Plant Growth" the amount of water is this type of variable because it was intentionally changed to be tested.

• Controlled Variable or Constant

• Independent or Manipulated Variable

• Dependent or Responding Variable

Tags

NGSS.3-5-ETS1-3

The best conclusion for this experiment is...

• Plants need a lot of water to grow

• Plants that are given 10mL of water will grow the tallest

• Plants that are given 7mL of water a day will grow the tallest

Tags

NGSS.3-LS3-2

NGSS.5-LS1-1

The independent variable is also known as the

• Manipulated Variable

• Responding Variable

• Controlled Variable

The dependent variable is also known as the

• Manipulated Variable

• Responding Variable

• Controlled Variable

The independent variable is the ONE thing you _____.

• change
• keep the same
• experiment with
• investigate

Tags

NGSS.3-5-ETS1-3

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

Tags

NGSS.3-5-ETS1-3

How many variables can be tested in a controlled experiment?

• one
• two
• three
• as many as possible

Tags

NGSS.3-5-ETS1-3

Is this a testable question? 
What types of apples grow in Missouri? 

• Yes
• No