Nature of Science Review

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

• scientific method
• recipe
• data collection
• metric system

If plants receive more water, the number of leaves will increase. 
This is an example of 

• Testable Question
• Hypothesis
• Variables
• None of the above

An explanation based on repeated experimentation and observation.

• law

• theory

• hypothesis

• experiment

What is the factor that an experimenter changes on purpose?

• Dependent Variable
• Independent Variable
• Constant
• Control

The sky was blue and filled with clouds today.

• quantitative

• qualitative

• both

• neither

There were 5 children on the playground.

• quantitative

• qualitative

• both

• neither

This part of the experiment serves as a basis of comparison; the one variable being tested has been omitted. 

• experimental group
• control group
• data
• variables

Which of the following statements is an inference about the picture

• The vase is broken.
• The girls' bow is blue and purple.
• The girl broke the vase.
• The girl has blonde hair.

How would you describe the following data?

Age….

• Quantitative

• Qualitative

How many variables should you change in an experiment?

• none
• only 1

• 2 or more
• depends on the type of experiment