'Ice bath' diaporamas de présentation

Measuring. Volume Temperature Mass. Reading the Meniscus. Always read volume from the bottom of the meniscus . The meniscus is the curved surface of a liquid in a narrow cylindrical container. Try to avoid parallax errors.

Joshua J. Nyman Howard Hughes Medical Institute Summer Scholar Research Project. Lessons Learned from Organic Synthesis. Mentor: Dr. Yan Zhang, Department of Medicinal Chemistry, VCU School of Pharmacy. Background.

Classification of Matter. Basic Classification of Matter. Adding More Detail to the Basic Classification Scheme. FOAM: a substance that is formed by trapping many gas bubbles in a liquid or solid. COLLOID: a type of mixture in which one substance is dispersed evenly throughout another

proteins. proteins. Proteins are polymers composed of sub-units called amino acids that are linked by peptide (amide) bond. Amino acid. amino acid are molecules containing an amine group, a carboxylic acid group and a side-chain that varies between different amino acids. Amino acid.

Colligative Properties Pre-Lab. Units of Concentration Molarity = Volume dependent Temperature dependent; can’t use when T is changing Molality = Freezing Point Depression ( D T f ) Dissolved solutes lower the freezing point of liquids

Phineas L. MacGuire Gets Slimed . Chapter 4-6 Vocabulary Lesson 27. dissect. In science class we had to dissect crayfish. It was kind of gross, but also really interesting. normally.

Photosynthesis. ‘Life is a tiny electric current kept moving by the sun’ Svent Gorki. Protocista. Algae. Plants. Photosynthesis Equation. carbon dioxide + water  glucose + oxygen 6CO 2 + 6H 2 0  C 6 H 12 0 6. White Light. Electro magnetic spectrum. So Why Green?.

400m training. Jason Wells Circleville HS & Mike Hartley Logan Elm HS. A few of my favorite quotations. “The reason most people fail is that they trade what they want most for what they want at the moment .”.

Enzymes in Detergent Question : How does surface area effect a detergent’s enzematic reaction? Hypothesis : The larger the surface area the greater the enzematic reaction. Materials : * 5 gelatin cubes (1 cm x1 cm, 2 cm x2 cm, 3 cm x 3 cm, 4 cm x4 cm, 5 cm x 5 cm)

Kitchen Nightmares. Biological Hazards Biological Hazards Include certain bacteria, viruses, parisites , fungi, certain plants, mushrooms, and seafood *Poses the greatest threat to food* Chemical Hazards

Food Safety and Temperatures. Why care about food safety?. ~76 million sick annually 5,000 die Billions $ in cost Jobs Lost Restaurants close Long –Term Health Problems. High Risk Populations. • Younger than 5 • Older than 65 • Pregnant • Immune compromised.

Extraction of Gasoline from Soil Samples Using Supercritical Fluid Extraction and GC-MS. By: Tim Abell and Zach Bensley. Purpose. To create a method to extract gasoline from soil samples. . Importance. Test contamination of soil after an oil spill.

National Biology. Proteins and enzymes e: Effect of temperature and pH. Recap. Entrance ticket or whiteboard Explain how you would use Benedict’s solution to test for a reducing sugar. What are we learning today?. We are learning to:

Cellular Respiration Investigation. Question. How does temperature affect the rate of respiration in germinating and non-germinating peas?. C 6 H 12 O 6 + 6O 6 6CO 2 + 6H 2 O + 686 kcal of energy/mole of glucose.

Can Challenge. By: Austin Gordon + Amaan Qazi. To construct a 10x10x20 cm contraption, to insulate a 355 mL can filled with hot water, in an ice bath, while applying our knowledge of energy/heat transfer. Objective. In the “Survivor” we used: Styrofoam Bubble wrap Synthetic Fleece

Growing Crystals Experiment. By Cole and Anna B. Question. How do you grow the biggest and purest crystals? What are the best temperatures and conditions for growing crystals? How long do they take to form?. Background Information. Using chemical reactions you can make crystals.

Full of Hot Air. Lesson Plan By: Lise Gelatko Miriam Miles Jeffrey Willis July 24, 2009. GOAL OF THE LESSON. Use /Apply terms volume and temperature. Understand how temperature relates to the average kinetic energy of the particles. OBJECTIVES.

Measuring. Volume Temperature Mass Distance. Reading the Meniscus. Always read volume from the bottom of the meniscus . The meniscus is the curved surface of a liquid in a narrow cylindrical container. Try to avoid parallax errors.

Jeopardy. Culinary Arts I. What is foodborne illness? Give two Examples. An illness that results from eating contaminated food. Biological – E-coli Physical – Piece of Metal. Back. What is the Temperature Danger Zone & What are the Degrees?.

Science Fair project. Step 1 Big Question. · What are the best temperature conditions for growing the largest, purest crystals?. Step 2 Hypothesis. · My hypothesis is that if the saturated solution is cooled quickly the best crystals will form. Step 3.