pre review

The independent variable is the ONE thing you _____.

• change
• keep the same
• experiment with
• investigate

In a controlled experiment, the variable that is changed to test the hypothesis is called the –

• Controlled Variable

• Responsive Variable

• Dependent Variable

• Independent Variable

The measurable factor in an experiment is known as the: 

• Control
• Independent Variable
• Constant
• Dependent Variable

A possible explanation to a problem that has not yet been tested. 

• data
• theory
• hypothesis
• fact

A series of steps used by scientists to solve a problem or answer a question. 

• scientific method
• recipe
• data collection
• metric system

The hallway is warmer than the science room. What type of observation is this?

• Qualitative

• Quantitative

There are 2 windows in the classroom. What type of observation is this?

• Qualitative

• Quantitative

Which step of the scientific method is a summary of what we learned and either supports or disproves the hypothesis?

• Conclusion

• Hypothesis

• Purpose

• Experiment

Which type of observation describes the quality of an object using adjectives?

• Quantitative Observation

• Classification

• Qualitative Observation

• Prediction

Which step of the scientific method uses an "If...Then..." statement to provide a possible answer to the question?

• Purpose

• Research

• Hypothesis

• Conclusion