Scientific Method Review

Which of the following is NOT a characteristic of a hypothesis?

• Must contain the IV and DV

• Must be testable

• Must always be correct

In a hypothesis written in the "If, then" format, which variable comes first?

• Independent
• Dependent

In a hypothesis written in the "If, then" format, which variable comes second?

• Independent
• Dependent

The easy way to pick out an experiments dependent (DV) variable is to look for:

• What was purposefully changed

• Number of trials

• What's being measured

Tags

NGSS.MS-PS1-2

The experimental or test group gets its name because this variable is applied or changed:

• independent

• dependent

The control group, or normal group, is needed for:

• Keeping aspects of the experiment constant

• Comparison

• Application of the manipulated variable

A good experiment will yield accurate results if it has:

• A really strong hypothesis

• Only one manipulated variable

• 1 or 2 trials maximum

Tags

NGSS.MS-PS1-2

If I add sliced garlic to my aquarium water, then my fish will eat a lot. The IV in this hypothesis is:

• Adding garlic to the aquarium

• The fish eating a lot

Tags

NGSS.MS-LS2-4

If I feed Puff Puff McGuff mole crabs, then his teeth will wear down. The dependent variable (DV) in this hypothesis is:

• Mole crabs as food

• Wearing down puffs teeth

A possible explanation to a question or observation.

• data

• theory

• hypothesis

Tags

NGSS.HS-LS3-2

NGSS.HS-PS1-2

NGSS.HS-PS4-3