Name: _____Alvaro_________________________________ Date: ________________________ Student Exploration: Element Builder Vocabulary: atom‚ atomic number‚ electron‚ electron dot diagram‚ element‚ energy level‚ ion‚ isotope‚ mass number‚ neutron‚ nucleus‚ periodic table‚ proton‚ radioactive‚ valence electrons Prior Knowledge Questions (Do these BEFORE using the Gizmo.) 1. What are some of the different substances that make up a pizza? _____________________ ___________________
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information. The simplest compounds contain just two elements. Sodium chloride‚ NaCl‚ is an example of a binary compound. Several other examples are listed below. Potassium bromide KBr Calcium bromide CaBr2 Lithium fluoride LiF Lithium oxide Li2O When naming binary compounds follow these rules: 1. the element with the positive ionic charge is written first. 2. The second word is formed by changing the ending of the name of the element to “ide.” For example‚ bromine changes to bromide.
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article‚ Sahoo and Schladow analyze and investigate the impact of climate change in Nevada‚ California’s Lake Tahoe as a case study on effects of climte change on the the physical processes occurring within lakes " (Sahoo & Schladow‚ 2008). On a previous study during the period 1969-2002‚ the effect of global warming on Lake Tahoe was investigated and results showed that during that time‚ the lake became warmer and more stable (Sahoo & Schladow‚ 2008). In respect to the data that was collected‚ measures
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How Greasy Are Your Potato Chips? Dr. Camille Passalacqua January 31‚ 2014 Potato Chips 1 Introduction When people eat a bag of potato chips they do not usually look to see how many calories are in each bag. Potato chips come in a variety of flavors‚ including: barbecue‚ sour cream and onion‚ and salt and vinegar. According to Harvard University analysis the average person eats about 6 lbs of potato chips a year. The purpose of this experiment was to inform readers
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Nick W. In the Lake of the Woods Analysis In the Lake of the Woods was a convoluted mystery novel with no definitive ending. At the end of the book‚ it is uncertain whether or not John killed Kathy or if she is still alive. Throughout the book‚ the author sprinkles chapters of evidence to deepen the mystery and reveal more details as to infer what might have happened on the night of Kathy’s disappearance. The main character John‚ the failed politician‚ is slowly revealed throughout the story to
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Running head: ELEMENTS OF A 1 Elements of a Contract Moses Parker BUS 670: Legal Environment Porf. Stacey Callaway October 6‚ 2014‚ 2014 ELEMENTS OF A 2 Elements of a Contract Indeed‚ contracts plays a very significant role in all aspects of society; according
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your brain.” These words being said have been always a true statement‚ showing intelligence and carefulness‚ unlike the incident that occurred with a family member at my glamorous lake in the country. My family‚ including my dad‚ my grandpa‚ my two uncles‚ my sister‚ and I all drove one mile down the road to our Lake to appreciate the rest of the sublime day‚ as we were laughing and smiling to our heart’s content. We wanted to spend the rest of the day enjoying the time we had before it goes.
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Give the elements English and elemental symbol‚ if the elemental symbol is different then would be expected in English‚ such as tungsten W‚ describe why it has that symbol ▪ The element name is osmium and its elemental symbol is Os. Its atomic mass is 190.23 2. What is the elements atomic number‚ what class of elements does it fall into ▪ The atomic number for osmium is 76. Osmium falls into the transition metal group. 3. Are there any common isotopes of this element?
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The Night Riders of Reelfoot Lake In 1908 there was a controversy over Reelfoot lake‚ a dispute about who had rights to develop or fish in the lake. Before this‚ in 1899‚ a man by the name of James Harris announced he had bought the lake and planned to drain it‚ which upset the residents. These shaken residents banded together and sought out to sue Harris. The real question was if the lake was navigable or not. If so then the lake was public property and could not be drained. The Tennessee State
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that can be caused by pollution is Onondaga Lake‚ located just outside of Syracuse which many have called the most polluted lake in America. In order to understand why this happened one must take a look at the lake’s history‚ the actions of those that were utilizing it‚ and the results of using the environment as an easy solution. Onondaga Lake is a prime example of the effects pollution can have on an ecosystem. During the 19th century Onondaga Lake was a developing tourists spot including “Lavish
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