Science Revision Half-Yearly’s Name the lenses found in a microscope. Eyepiece or ocular lens Objective lens Recall the units used to measure microscopic objects. Micrometres Recall what happens to the field of view as the magnification used increases. As the magnification increases‚ then the amount of the specimen you can see (the field of view) gets smaller. Name two different types of: Light microscope- monocular microscope and the binocular microscope. Electron microscope- transmission
Premium Cell Blood
when particles obtained cannot be divided further. Democritus called these indivisible particles atoms (meaning indivisible). How and why elements combine and what happens when they combine. Antoine L. Lavoisier laid the foundation of chemical sciences by establishing two important laws of chemical combination. (a) The Law of conservation of mass states that mass can neither be created nor destroyed in a chemical reaction. (b) The law of constant proportions which is also known as the law of
Premium Atom Chemistry Molecule
Science Folio Chapter 5 B6D5E1 Title: Importance of maintaining the cleanliness of air Introduction The atmosphere of Earth is a layer of gases surrounding the planet Earth that is retained by Earth’s gravity. The atmosphere protects life on earth by absorbing ultraviolet solar radiation‚ warming the surface through heat retention (greenhouse effect)‚ and reducing temperature extremes between day and night. One of the most important factors drawing international attention which is
Premium Ozone depletion Ozone Air pollution
1. What was the main attraction for you to study Economics at University? A prestigious university which is very established in the world of economics and in terms of the experience the economics faculty is rich in knowledge. Idea of supervisions interests me as it gives me a chance to discuss economics and learn new ideas from professors who are at the forefront of economics. Allows me to criticize my views and always adapt them to what I believe is right. Famous economist have ome from Cambridge
Premium Monetary policy Public finance Keynesian economics
* ------------------------------------------------- * FORECASTED TOPICS FOR PMR 2012 FORM 1 Ch.1 - laboratory apparatus (diagram + function) - clinical and lab thermometer (diagram) - water displacement method (calc. + diagram). Ch.2 - animal cell and plant cell (diagram - differences + similarities) - cell until system (flow chart) - unicellular and multicellular organism. Ch.3 - the balloon experiment (air has mass) - density experiment (3 objects in a measuring cylinder)
Premium Water Oxygen Cell
Cell Membrane Cytoplasm Nucleolus Cytoskeleton Nucleus Rough Endoplasmic Reticulum Smooth Endoplasmic Reticulum Ribosome Mitochondria Vacuole Golgi Bodies Adrianna Sarukhanyan Angel S. Period 1 Mrs. Rivera Functions of the Animal Cell 1. Strawberry Sour Belts-
Free Cell Endoplasmic reticulum Organelle
Scientific Article Worksheet Title: Spiny Mice Modulate Eumelanin to Pheomelanin Ratio to Achieve Cryptic Coloration in “Evolution Canyon‚” Israel Authors: Natarajan Sigaravelan‚ Tomas Pavlicek‚ Alex Beharav‚ Kazumasa Wakematsu‚ Shosuke Ito‚ Evaitar Nevo Journal: Plos one Volume‚ year‚ pages: Vol. 5 Issue 1‚ January 2010‚ p1 Scientific Article Overview Download this document and type your answers after each question. For each question provide a brief but complete answer to the
Premium Color Mouse The Conclusion
DISPOSAL OF NON-BIODEGRADABLE THINGS IN AN ECO-FRIENDLY MANNER Non Biodegradable Waste? Non biodegradable waste is waste that cannot be broken down naturally either by air‚ climate‚ moisture or soil. This kind of waste cannot be naturally dissolved into the land. Some of the most common non biodegradable products are plastic bags and bottles‚ tin cans and even computer hardware. As we become more technologically advanced‚ we produce materials that can withstand extreme temperatures‚ are
Premium Biodegradable waste Recycling Pollution
Name: Date: Instructor’s Name: Kenneth Gordon Assignment: SCI103 Phase 1 Lab Report Title: Measuring pH Levels Instructions: Enter the Virtual Lab‚ and conduct the experiments provided before going out into the filed for additional research. Please type your answers. When your lab report is complete‚ submit it to the Submitted Assignments area of the Virtual Classroom. Part I: Answer the following questions while in the Phase 1 lab environment. Section 1: You will be testing 4
Premium PH Acid Base
Plants Biotechnology In this experiment I will be making a healthy tea for the human kind. First I would get a dry leaf from a “Moringa” Tree‚ then I will blend the leafs in blender. I would but the triturated leafs in a tea bag. So people will try them out. Now I am going to tell you what does the Moringa tea do to you. The moringa tea is healthy in many ways. The reasons why you should drink it is cause it increases the defenses of the body‚ lowers the wrinkles and fine lines‚ promotes
Premium