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Published byFay Carson Modified over 9 years ago
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DO NOW: Even Side Draw and label the parts of an atom: include the two main regions and the three subatomic particles Explain diagram in words
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Welcome to the MAD MINUTE
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Rules You only have 1 (one) timed minute to answer all the questions
There is NO TALKING during the mad minute, keep your answers to yourself You DO NOT have to write the questions When the timer goes off, your pencil goes down
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Rules When the teacher counts to three, the entire class stands up, to the left of their chair Teacher will randomly call on a student to answer a question Any student who gets the answer wrong will sit down. Students who got the answer correct remain standing Steps 4 and 5 continue until all questions are answered correctly
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READY
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SET
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GO
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_________ is the way of learning about the natural world.
Observation Science Inference Independent variable dependent variable constants control group hypothesis data quantitative qualitative Protons neutrons electrons nucleus atomic mass atomic number element atom molecule compound ionic bonding covalent bonding ions organic inorganic _________ is the way of learning about the natural world. __________ is the factor that is changed in the experiment by the experimenter. ________ is an educated guess or a possible explanation for why something occurs. ___________ data or observation uses number. ____________ comes from the protons and neutrons in an atom’s nucleus. ___________ and the electron cloud are the two part of an atom. ___________ have a negative charge and are not found in the nucleus.
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TIMES UP!
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Compounds
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Draw this table: odd side
Type of Matter Definition Sample drawing Atom Element Molecule Compound Isotopes
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Use the following notes to fill in the chart
How to use the chart Type of Matter Definition Sample drawing Atom Element Molecule Compound Isotopes Use the following notes to fill in the chart
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Atoms The smallest particle of an element
Still keeps the properties of that element
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Elements A pure substance Made of ONE kind of atom
Cannot be broken down into simpler substance
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Elements We already know that we can use the periodic table to organize the elements This is the symbol for oxygen. We can see that the atomic number is 8 (8 protons) and the mass number is (protons + neutrons)
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Atom vs Element Turn and talk!
What is the difference between an atom and an element?
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Molecule The smallest particle of a substance
Still have the properties of that substance 2 or more atoms chemically bonded
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Compound Substance made of two or more different elements
Elements are chemically bonded
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Compound vs. Molecule Turn and talk
What is the difference between a compound and a molecule?
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What are elements
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Element vs. Compound What is the difference between an element and a compound How are they related?
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Isotopes Atoms of the same element have the same number of protons and electrons but with a different number of neutrons
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Review
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Review
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Review
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Exit Quiz 1 When Chemical X is added to a certain liquid,the chemical breaksinto Substances Y and Z. It is not possible to break Substances Y and Z into simpler particles. Which statement is best supported by this evidence? A Chemical X is an element. C Substances Y and Z are elements. B Chemical X is soluble in water. D Substances Y and Z are compounds. Which statement best explains why silver nitrate (AgNO3) is classified as a compound? A Silver nitrate contains a metal. B Silver nitrate chemically reacts with copper. C Silver nitrate forms when three elements chemically combine. D Silver nitrate forms a solution when mixed with water. Which of the following is formed when two elements combine chemically? A. an atom B. a compound C. an electron D. a mixture
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