Blank Quiz

Which of these is not a step of the scientific method?

• Hypothesis

• Experiment

• Conclusion

• Plagariase

A hypothesis is...

• A random thought

• An answer

• An educated guess

• An experiment

• 
  Which of these would be considered a result?

• Number of Fruit Flies

• Counting Fruit Flies

• Seeing Fruit Flies on an Apple

• Wondering Why a Fruit Fly was Born

Which group is used as a comparison to the group where things (variables) are changing?

• 
  Experimental

• Control group

• Experimental group

• Control variable

What is the factor that you can control, change, manipulate in an experiment ?

• Observation

• Measurement

• Independent Variable

• Dependent variable

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-4

A scientist testing the affects of a chemical on apples sprays an orchard with the chemical. A second orchard does not receive the chemical. In the fall, the number of apples harvested from each forest is counted. Which of the following is the independent (manipulated) variable in the experiment?

• The chemical

• The number of apples

• The first orchard

• The second orchard

In order for the apple tree experiment to be valid scientifically, both orchards must:

• receive the same amount of sunlight

• receive the same amount of water

• Have the same species of apple tree

• all of the above

• none of the above

Tags

NGSS.MS-ETS1-1

NGSS.MS-LS1-5

A scientist conducted an experiment to determine how the amount of salt in a body of water affects the number of plants that can live in the water. In this experiment the dependent variable is

• The amount of salt in the water

• the number of plants in the water

• the water

• the temperature of the water

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What type of graph is this?

• Bar graph

• Pie chart

• Histogram

• Line graph

• Scatter graph

Tags

NGSS.MS-PS3-1

What are the components of a pie chart?

• Title

• Key

• Bars

• Circle

• Points