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Matter - Unit 1
Term | Definition |
---|---|
matter | anything that has mass and takes up space |
experiment | a controlled test to see what happens in a certain situation |
scientist | someone who uses observation and a systematic method to study the physical world |
scientific method | systematic ways of observing, testing, and repeating experiments to attain knowledge |
hypothesis | an educated guess |
controlling variables | changing only one variable at a time in an experiment |
qualitative observatons | observations that do not involve numbers (usually involves the senses) |
quantitative observations | observations that involve numerical data |
meter | unit of measure for LENGTH in the metric system |
liter | unit of measure for VOLUME in the metric system |
gram | unit of measure for MASS in the metric system |
operational science | also called observational science, it is science that can be observed and reproduced |
origins science | science that deals with figuring out past events |