4 12 how hot (physical science)
5 12 baking chemistry (physical science)
... Cake To get a closer look at the chemistry of baking, let’s examine how a carrot cake is made The main steps to baking any cake are mixing the ingredients and baking them together In most cake ... flour, sugar, salt, baking soda, baking powder, and spices Flour gives the cake structure Sugar helps to make it sweet Salt strengthens the cake batter Baking powder and baking soda make the ... Permissions Department, Scott Foresman, 1900 East Lake Avenue, Glenview, Illinois 600 25 10 V010 13 12 11 10 09 08 07 06 05 What did you learn? Name two nutrients and describe their role in the body What...
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3 12 how bikes work (physical science)
... science, the word work has a special meaning Work is done when force moves an object People have invented simple machines to the same amount of work with less force Riding a bicycle is work In this ... tire How Brakes Work Hand brakes rest on both sides of the wheel When you pull the controls, the brakes pinch the wheel This makes friction that slows down the bike wheel caliper brakes 12 13 Reducing ... spend time with someone 22 Folding bikes are perfect for people who live in cities folded bike Folding bikes are helpful in cities People who ride bikes to work in cities must fit them in small...
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3 12 how things move (physical science)
... the object you wish to move How much an object moves depends on how much force you use The greater the force placed on an object, the more the object will move Could you move a wall? Sometimes ... can move quickly going forward, but must slow down to move backward or sideways That object would move at a variable speed Its speed changes as it moves in different directions Force You make things ... speed Earth is something that moves at a constant speed How fast or slow an object moves is not the only thing that can change An object can also change direction It can move forward, backward, sideways,...
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3 10 how do boats float (physical science)
... build ships that float Floating and Sinking Have you ever wondered how huge ships are able to float? Even cargo ships loaded down with heavy goods float Buoyancy and density make floating possible ... Illinois 60025 10 V 010 13 12 11 10 09 08 07 06 05 16 Why some objects float in water? Where is water pressure strongest? Why ships have large, hollow hulls? In this book you have read about how density ... Permissions Department, Scott Foresman, 1900 East Lake Avenue, Glenview, Illinois 60025 10 V 010 13 12 11 10 09 08 07 06 05 by Nairobi Toller In this book you Cause and Effect Submarines adjust...
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3 12 forces and motion (physical science)
... object’s motion changes The harder you push on a cart, the faster it goes! Motion and Combined Forces You know that pushes, pulls, and friction can Lots of forces cause a bike to change its motion ... force What is the difference between constant speed Ann J Jacobs and variable by speed? friction gravity magnetism motion Forces and Motion Would it take more force to begin moving an empty wagon ... push on the handlebars change an object’s motion Now think about the and shift your weight to turn Friction between the forces in tug-of-war Your team’s pull is a force in tires and the ground...
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3 10 how matter works (physical science)
... 60025 10 V 010 13 12 11 10 09 08 07 06 05 What did you learn? What are the three forms of matter? If two elements are listed in the same column of the periodic table, what you know about them? How ... 60025 10 V 010 13 12 11 10 09 08 07 06 05 16 What did you learn? What are the three forms of matter? If two elements are listed in the same column of the periodic table, what you know about them? How ... are the copyright © of Dorling Kindersley, a division of Pearson property ISBN: 0 -32 8- 138 36 -3 volume a quality of matter that you can observe the amount of space an object takes up Copyright © Pearson...
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3 14 how sound works (physical science)
... something vibrates, a sound is created Sounds can be loud or soft Loudness describes how loud or soft sound is Big vibrations make loud sounds Small vibrations make soft sounds Sounds can also be ... direction the sound is traveling 10 11 Sound travels through steel at 5,200 meters per second Sound travels through water at 1, 530 meters per second Sound travels through air at 34 0 meters per ... V010 13 12 11 10 09 08 07 06 05 In this book you have readbyabout sound Write Wendy Weiss to explain how your ears help you hear sound Include details from the book Compare and Contrast Sound...
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2.11 How sound travels (physical science)
... Bullfrogs can make low-pitched sounds Sound moves through solids, liquids, and gases Sound travels fast through gases Sound travels even faster through liquids Sound travels fastest through solids ... read on to find out more about how sound travels bullfrog Sound Waves If you touch a vibrating tuning fork to water, the sound waves will make the water move Every sound you hear is caused by very ... are called sound waves When the sound waves reach our ears we hear the sound When you tap a tuning fork, it will vibrate and make sound waves The sound waves will travel to your ear sound waves...
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4 5 4 danger the world is getting hot (earth science)
... trapped on the Earth This makes it hotter The Temperature is Rising! There is scientific evidence that humans are at least partly responsible for this temperature change The atmosphere is the air ... Think about the book you just read What are the main ideas of the book? Also give some supporting details from the book to expand on your answer Danger: The World Is Getting Hot! Does the author ... Allofs/Corbis; ©Royalty-Free/Corbis; (B) ©Royalty-Free/Corbis; (T) © Bill Varie/Corbis; 10 ©Scott Houston/Corbis; 12 © Tony Arruza/Corbis; 15 ©Charles O’Rear/ Corbis; 16 Jim Winkley/Ecoscene/Corbis;...
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4 6 4 the wheels on the bike go round and round (physical science)
... answers to your questions? Write your questions and answers in a chart similar to the one below Questions Answers The Wheels on the Bike Go Round and Round by Laurence Howard One of the vocabulary words ... the back one Why? Making one turn of the pedals equaled one circle of the front wheel The larger the front wheel, the farther you could travel on one turn of the pedals One problem with these high-wheeled ... had their pedals connected directly to the front wheel On the high wheeler, the size of the wheel controlled the speed of the bicycle, but on a safety bicycle, the speed was controlled by the...
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122_TCT_R$E1$BB$ABng v$C3$A0 con ng$C6$B0$E1$BB$9Di_23-4-12
... thuộc Pháp (98%), Suriname (95%), Seychelles (88%) Ở lục địa Phi châu, rừng chiếm nhiều diện tích Congo, Gabon, Nam Phi 3.Vai trò rừng môi trường sống -rừng bảo vệ đất: Khi mưa xuống, nước mưa phần...
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Bài kiểm tra 45'' số 4 12
... A.11,2 B.22 ,4 C.33,6 D 44 ,8 Câu4: Cho hỗn hợp X gồm Al2 (SO4)3 , KCl , MgSO4 , ZnSO4 có số mol mol vào dd NaOH d, lọc kết tủa, nung không khí đến khối lợng không đổi đợc gam chất rắn A .40 B. 142 C.223 ... B.22 ,4 C.33,6 D 44 ,8 Câu12: Cho hỗn hợp X gồm Al2 (SO4)3 , KCl , MgSO4 , ZnSO4 có số mol mol vào dd NaOH d, lọc kết tủa, nung không khí đến khối lợng không đổi đợc gam chất rắn A .40 B. 142 C.223 ... phơng án trả lời Cách tô : 01 02 03 04 05 06 07 08 09 10 Họ tên: Lớp: 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Bài kiểm tra số Thời gian làm 40 phút Câu 1: Trộn 5,13 g bột Al...
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Unit 4 -12
... sentences To have Ss read the sentences provided provided from page 47 to page on page 47 to page 48 , Unit Four , English 48 , Unit Four , English 12 textbook 12 textbook Each sentence is read ... new lesson : D LANGUAGE FOCUS , from page 47 to page 49 , Unit Four , English 12 textbook UNIT FOUR : SCHOOL EDUCATION SYSTEM LANGUAGE FOCUS PERIOD: 24 A THE AIMS : - To practise Ss on writing ... words supplied on page 46 , Unit Four , English 12 textbook Each word is read twice - To listen to the teacher - To have Ss read all questions supplied on page 46 , Unit Four , English 12...
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unit 12: Reading, hot
... Hang man game W A T E R S P O R T S Unit 12: WATER SPORTS - A Reading vocabulary Can you name the sport in the picture? - Vertical post ... bãng - Interfere with ST: Can thiÖp vµo - punch (v): §Êm Where is it played How people play it? Unit 12: WATER SPORTS - A Reading Activity 1: Matching A sprint B a To make someone leave a game 2.opponent ... Someone who tries to defeat another person in a competition Answers: 1-e 2- f 3-c 4-a 5-b 6- d Unit 12: WATER SPORTS - A Reading Activity 2: T/ F People can play water polo in a pond F People mark...
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