Welcome to the Knowledge Mouse Online Quiz
Physical Science Pre-Test
| Questions |
Answers |
| something in experiment that changes |
variable |
| something in experiment that SHOULD stay the same |
constant |
| the scientist changes the __________ variable |
independent |
| the scientist then measures the ____________ variable |
dependent |
| an idea that has some support, can be tested, and is often a if____ then ____ statement is a |
hypothesis |
| a hypothesis that is supported by multiple tests, can predict untested events, and supported by data, is called a |
theory |
| the unit of measure for length |
meter |
