Name: ______SCIENCE: UNIT 1 STUDY GUIDE
THREE BRANCHES OF SCIENCE science - the study of the natural world. life science - the study of ______systems and the way they interact
Earth science - the study of ______systems on Earth and in space physical science - the study of ______and ______and the changes they undergo.
- physical science includes both ______and ______. - chemistry: atoms are the building blocks of matter. - physics: energy can change forms.
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THE TECHNOLOGY DESIGN PROCESS
The technology process starts with ______a need , and ends with communicating a ______.
When designing, building, and using technology, scientists and engineers must consider the ______and ______.
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First you STATE THE PROBLEM. Second, you GATHER INFORMATION. Third, you WRITE A HYPOTHESIS. Next, you MUST TEST THE HYPOTHESIS by performing an experiment. Fifth, you RECORD AND ANALYZE DATA. Finally, you FORMULATE A CONCLUSION. ======
PROPERTIES OF MATTER chemical properties – a ______of how matter reacts with other stuff, includes flammability, ______, and toxicity physical properties – can usually easily be observed by your ______, includes ______, ______, and density, and many other traits. CHANGES OF MATTER chemical changes - reactions form ______substances that look ______. physical changes - the item does not form anything new; its appearance is ______.
UNIT 1 VOCABULARY
Science and physical science matter - anything that has ______and takes up ______energy - the ability to do ______. system - a collection of ______that work together. kinetic energy - deals with both heat and ______.
Science and Technology technology - the application of ______in our everyday ______. brainstorming - an activity used to help generate ______. constraint - any factor that ______or restricts a design. troubleshoot - analyzing a ______and finding a way to fix it.
Science and observations property - a ______of matter. qualitative observations – describes an ______(condition / ______) quantitative observations – describes an ______(a number / ______) infer – to draw a conclusion based on what is ______.
Science terminology
These are helpful in describing scientific terms: ______
This attempts to explain a pattern observed repeatedly: ______
This describes a pattern in nature: ______