'Copper penny' diaporamas de présentation

MINERALS

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Earth Materials--Rocks and Minerals

Earth Materials--Rocks and Minerals. CHAPTER 2. Minerals and Rocks. Definition of a mineral: Naturally occurring Inorganic Solid Definite chemical composition (or range) Orderly internal crystal structure . Mineral Importance. Economic Conditions of environment

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Copper to Gold Lab

Copper to Gold Lab. Copper to Gold Lab. Title: Can a Copper penny be converted to Gold using the Hazari Bentz Process? Hypothesis: Do you believe me???. Copper to Gold Lab. Materials: Copper Penny(Pre 1980) Steel Wool Evaporating Dish. Evaporating Dish. Copper to Gold Lab. Materials:

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Daily Quiz:

Daily Quiz:. Daily Quiz:. An atom of beryllium has how many protons? 4 5 9 13 . Daily Quiz:. 2. An atom of bromine has how many neutrons? 35 45 80 115 . Daily Quiz:. 3. An isotope of uranium has 92 electrons and 144 neutrons. What is the mass number of this isotope? 92 144 236

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Starter:

Starter:. What is the density of a cube with a side length of 3 cm and a mass of 27 grams?. Starter:. What is the density of a cube with a side length of 3 cm and a mass of 27 grams? length = 3 cm, lxwxh = Volume, which equals? Mass = 3 grams. Starter:.

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Chapter 4

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Minerals 101

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Properties of Solids

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Frost Action

Frost Action. That process occurs when the water inside of rocks freezes and expands. That expansion cracks the rocks from the inside and eventually breaks them apart. The freeze-thaw cycle happens over and over again and the break finally happens. Another word for it is frost wedging. .

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Mineral Identification

Mineral Identification. Minerals combine with each other to form rocks. For example, granite consists of the minerals feldspar, quartz, mica, and amphibole in varying ratios.

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Main Idea & Summarization

Main Idea & Summarization. Notes. What is the main idea?. The main idea is the most important idea of a paragraph or text. How do I identify the main idea of a text?. Step 1: IDENTIFY THE SUBJECT All sentences in a paragraph or text relate to one thought

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