Experimental design

• The amount of sunlight a plant receives decreases the growth of the plant.

• Plant growth determines the amount of fertilizer found in the soil.

• The size of the pots will affect the growth of the plants.

• The addition of fertilizer will increase the growth of the plant.

What is your Scientific Question that spark you curiosity?

The type of variable that you change or manipulate in an experiment.  It is what you are testing.

• Independent
• Dependent
• Control

The type of variable that responds to the experiment and is what you measure to determine if your hypothesis is true.

• Independent
• Dependent
• Control

The parts of the experiment that must be kept the same.

• Constant variable

• independent variable

• Dependent Variable

Another name for an educated guess?

• Hypothesis

• Good guess

• Scientific method

• Scientific notation.

The purpose of the control group is:

• Used for comparisons
• Application of the I.V.
• Application both the I.V. and D.V.
• Application of all constants.

If you were testing how well different dish soaps cleaned grease, the independent variable would be the:

• dish type
• amount of grease
• dish soap type
• grease type

A summary of the experiment that includes whether hypothesis was supported or not supported by the data.

• Hypothesis

• Results

• Conclusion

• Independent Variable

What is the part of the experiment that contains the independent variable?

• control group
• experimental group
• hypothesis
• dependent variable