Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key


Play button


Play button




Click to flip

9 Cards in this Set

  • Front
  • Back
Anything that affects an experiment
In the beginning of the experiement, what was different
The Independent variable
What changes because of the independent variable
Dependent variable
What stays the same for all groups
The Control variable
How many variable should you test at a time?
Aspirin reduces the number of strokes in men. What is the independent/ dependent variables?
I- aspirin

D- number of strokes
Shorter days produced higher incidence of depression?
I - length of day

D- amount of depression
Affects of hormones on milk production of cows.
Independent/ Dependent
I -amount of hormone

D- amount of milk produced
Number of eggs laid by a hen is increased whn hormone dosage is increased
I - amount of hormone

D- number of eggs