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WRITE HMK IN AGENDA COPY SCIENCE PAGE IN FOLDER DO NOW. 1. _______name of lab safety symbol that has a picure of a plant (lab safety ) 2. ______the process scientists use to solve problems and answer questions (scientific method)
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WRITE HMK IN AGENDACOPY SCIENCE PAGE IN FOLDERDO NOW • 1. _______name of lab safety symbol that has a picure of a plant (lab safety) • 2. ______the process scientists use to solve problems and answer questions (scientific method) • 3. _______a naturally formed inorganic solid with a crystalline structure (minerals) • 4. _______last step of the scientific method (scientific method) • 5. _______a minerals resistance to being scratched (minerals)
1. What is Mohs hardness scale? • 2. What does the scale use to represent variations in hardness? • 3. What are some common items used to test hardness?
1.Mohs Hardness Scale-a scale to identify minerals based on their hardness or resistance to being scratched
2. The scale uses 10 minerals to represent variations in hardness.
3. The common items used to test hardness are • a fingernail • a penny • Glass • Steel nail