Unit 0 LO#1-3 Quiz

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#1) You did a survey among 35 teenagers about their favorite sports. What graph should you use to represent the number of responses in each sport?

• Bar Graph
• Line Graph

#2) This variable in an experiment is the one being purposefully changed (or manipulated) by the scientist before the experiment is even conducted.

• Dependent Variable
• Independent Variable

#3) Which of the following Y-Axis has SCALE?

• 0, 3, 6, 10, 13
• 0, 2, 5, 8, 11
• 0, 2, 4, 6, 8
• 0, 5, 10, 20, 40

#4) What is the independent variable?

• The cost of mowing ($)
• Moe's Mowing Service
• $18
• Mowing Time (h)

#5) At the end of the experiment, which is the BEST type of data to use for your conclusion?

• Average Values
• Total Values

#6) An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid: water, apple juice, or milk. What should be kept constant (your controls)?

• Type of plant, flower pot, soil, and amount of sunlight
• Water, apple juice, milk
• Sunlight only
• Type of plant

#7) What is an experimental "constant"?

• The normal situation/environment of an experiment
• A part of the experiment that is measured at the end
• The part of the experiment that is being changed/maniuplated
• The part of the experiment that is kept the same from beginning to end