Variables and Groups

Sleep improves test scores.
Tell the test group!

• Group slept 8 hours
• Group with no sleep

Our grades are affected by the color of the test paper.
Tell the control group!

• Test printed on white paper
• Test printed on purple paper

Our grades are affected by the color of the test paper.
Tell the test group!

• Test printed on white paper
• Test printed on purple paper

Does miracle grow increase the amount of tomatoes? 
Tell the test group!

• Plant with fertilizer
• Plant without fertilizer

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Does temperature effect the strength of a magnet?
Tell the test group!

• Magnet in room with temperature increased by 20 degress
• Magnet at room temperature

Tags

NGSS.MS-PS2-3

Does temperature effect the strength of a magnet?
Tell the control group!

• Magnet at room temperature
• Magnet in a room increased by 20 degrees

Tags

NGSS.MS-PS2-3

What is the independent variable?

• The variable you test
• The variable you measure
• The variable that is kept the same

Tags

NGSS.MS-PS2-2

What is the control variable?

• The variable you test
• The variable you measure
• The variable you keep the same

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

how many independent and dependent variables can you have in an experiment?

• 4
• 3
• 2
• 1

Tags

NGSS.HS-PS1-3

Stephen predicted that seeds would start to grow faster if more sunlight was placed on them.  This is his_____?

• Research
• Hypothesis
• Analysis
• Conclusion

Tags

NGSS.MS-LS1-5