to: Glencoe/McGraw-Hill 8787 Orion Place Columbus‚ OH 43240-4027 ISBN: 0-07-861758-8 Printed in the United States of America. 2 3 4 5 6 7 8 9 10 027/043 09 08 07 06 05 04 NASA/Science Photo Library/Photo Researchers i-01-LBI-861758 8/23/04 3:20 PM Page iii Authors Susan Leach Snyder Education Division Washington‚ D.C. Dinah Zike Earth Science Teacher‚ Consultant Jones Middle School Upper Arlington‚ OH Educational Consultant Dinah-Might Activities‚ Inc. San Antonio
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Biology Investigation Problem: How does light affect the rate of Photosynthesis? The Plan In my experiment I am going to see how light affects the rate of photosynthesis. To do this experiment I am going to set up the apparatus as shown in figure 1. The apparatus I am going to use are the following: - 1 Tripod 1 300ml Beaker 1 Boiling Tube 1 Clamp Stand 1Clamp 1 Boss 1 Ring Binder 1 Lamp 1 1 Metre Ruler 1 Thermometer 1 Stop Clock To do the experiment I will set up the apparatus first. I
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happen‚ most people forget about this principle and settle for less. Arnold Toynbee explains how important it is to set a goal much higher than a person would originally set it to be‚ reason being is that it will give them more of a satisfaction reaching it. The author is not only explaining the principle of life‚ but giving everyone a sense of direction in life. He is explaining that although many people might have a goal set‚ it is more of a struggle to try to reach that goal itself instead of
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Ge117 THE IMPORTANCE OF GOOD MANNERS Manners‚ manners‚ manners! We hear about them every day‚ at home and at school but have we ever sat back and thought about “The importance of good manners”. Children think that manners are boring‚ but we are learning something we will benefit from for the rest of our lives. We kids have a hard time remembering rules; rules at home
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Good manners are a courtesy to others In essence‚ good manners mean you don’t make others uncomfortable around you. It’s not just eating quietly and neatly‚ it’s paying attention to the person who is talking to you‚ not gossiping‚ laughing even if the joke isn’t funny (as long as it is not crude). Good manners are a form of caring. They are also a bridge between cultures and lifestyles. Knowing the protocol of the other culture is a form of good manners. Allowing others to have the spotlight
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Light is everywhere in our world. We need it to see: it carries information from the world to our eyes and brains. Seeing colors and shapes is second nature to us‚ yet light is a perplexing phenomenon when we study it more closely. Here are some things to think about: Our brains and eyes act together to make extraordinary things happen in perception. Movies are sequences of still pictures. Magazine pictures are arrays of dots. Light acts like particles—little light bullets—that stream from the
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Definition Earth Hour is an annual event where millions of people and thousands of business worldwide turn off lights and shut down most electrical appliances to celebrate sustainability and show their support for strategies that will help solve the problem of global warming. The First Earth Hour * Earth Hour was inspired by a demonstration in Sydney‚ Australia on March 31‚ 2007‚ when more than 2.2 million Sydney residents and more than 2‚100 businesses switched off lights and non-essential
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How does ‘the world’ change as the light changes? When light intensity around us changes‚ we look at things differently. A man in a clown suit could seem like a symbol of happiness but in the dark could represent an eerie cover-up. As the sun was setting‚ there were a number of things that changed in terms of vision. The most obvious change was that objects became harder to make out. For example‚ a park bench in the distance witch was obvious before sunset became difficult to see after the sun
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Magnificent Earth In the solar system‚ the earth‚ was made to work properly‚ and in addition‚ to have the ability to allow humans to inhabit on it. Being the only planet that humans are able to live on‚ God have designed and made the magnificent earth genuinely. First‚ there’s the protected atmosphere that’s poisonous in every way‚ but gratefully placed up in the sky‚ ten miles above the surface‚ made from the significant element— oxygen‚ lacking elsewhere in the solar system. Secondly‚ the earth is tilted
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ADVERBIAL CLAUSE OF MANNER I. Choose the best option to complete the questions. 1. These students never do anything _________ the teacher shows them. A. as if B. as C. because D. if 2. When I told her the news she acted _________ it was my fault. A. as B. although C. as though D. that 3. It sounds _________ it is raining. A. as if B. even if C. now that D. in case 4. The dog isn’t a child‚ but they treat it as if it _________ a child. A. had been B. were C. is D. be 5. Why can’t
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