This printable crossword puzzle has 12 clues. Answers range from 4 to 19 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Knowledge of the physical world gained through observation and experimentation
Opinion without proof to back them up
An observation that has been confirmed many times
Using the five senses to notice the world around you
Involving numbers
Involving descriptions
Developing a logical conclusion based on observations
An educated guess or prediction about the relationship between two variables
Factor that is intentionally varied in an experiment
Factor that is measured or recorded in an experiment
Group that is standard of comparison
The group that is being manipulated in an experiment