Cambridge primary science 3 learners book

\\ d: -\o' N" ' Nf*N.t""^$ '" C ^N= ( 'o- CAMBRIDGE PRIIVI ARY Science Leorner's Book Jon Boord ond Aton Cross CavmRrDGE UNTVERSITY PRESS CaunnrDGE UNTYERSITY PRESS University Printing House, Cambridge cB2 8Bs, United Kingdom Cambridge University Press is part of the University of Cambridge It furthers the Universityt mission by disseminating knowledge in the pursuit of education, learning and research at the highest international levels ofexcellence Information on this title: education.cambridge.org @ Cambridge University Press zor4 This publication is in copyright Subject to statutory exception and to the provisions ofrelevant collective licensing agreements, no reproduction ofany part may take place without the written permission of Cambridge University Press First published zor4 3rd printing zor5 Printed in Dubai by Oriental Press A catalogue record for this publication is at ailable from the British Library IsBN 978-1-107-6114r-z Paperback Cambridge University Press has no responsibility for the persistence or accuracy ofURLs for external or third-party internet websites referred to in this publication, and does not guarantee that any content on such websites is, or will remain, accurate or appropriate Information regarding prices, travel timetables, and other factual information given in this work is correct at the time of first printing but Cambridge University Press does not guarantee the accuracy of such information thereafter Cover artwork: Bill Bolton NOTICB TO TEACHERS References to Activities contained in these resources are provided'as is' and information provided is on the understanding that teachers and technicians shall undertake a thorough and aPProPriate risk assessment before undertaking any ofthe Activities listed Cambridge university Press makes no warranties, representations or claims of any kind concerning the Activities To the extent permitted by law, cambridge University Press will not be liable for any loss, injury, claim, liabfity or damage of any kind resulting from the use of the Activities The combridge Primary science series hos been developed to motch the Combridge lnternotionol Exominotlons Primory Science curriculum fromework, lt is o fun, flexible ond eosy-to-use course thot gives both leorners ond teochers the support ihey need.ln keeping with the oims of the curriculum itself, it encouroges leorners to be octively engoged with the content, ond to develop enquiry skills os well os subject knowledge This Leorner's Book for Stoge covers oll the content in stoge of the curriculum fromework,The topics ore covered in the order in which they ore presented in the curriculum for eosy novigotion, but be tought in ony order thot is oppropriote to you Throughout the book you will find ideos for procticol octivities, which will help leorners to develop their scientific enquiry skills os well os introduce them to the thrill of scientific discovery The'Tolk obout it!'question in eoch topic be used os o storting point for clossroom discussion, encouroging leorners to use scientific vocobulory ond develop their understonding 'check your progress'questions of the end of eoch unit be used to ossess leorners'understonding Leorners who will be toking the Combridge Primory Progression test for Stoge will find these questions useful preporotion, We strongly odvise you to use the Teocher's Resource for Stoge 3, ISBN 978-l -.l07-6.l 150-4, olongside this book,This resource contoins extensive guidonce on oll the topics, ideos for clossroom octivities, ond guidonce notes on oll the octivities presented in this Leorner's Book.You will olso find o lorge collection of worksheets, ond onswers to oll the questions from the Stoge products Also ovoiloble is the Activity Book for Stoge 3, ISBN 978-1-107-61.150-4, This book offers o voriety of exercises to help leorners consolidote undersfonding, proctise vocobulory, opply knowledge to new situotions ond develop enquiry skills, Leorners complete the exercises in closs or be given them os homework, We hope you enjoy using this series With best wishes, the Combridge Primory Science teom lnlroduction lntroduction Looking ofter plonts l.l Plonts ond their ports 1.2 Plonts need light ond woter -l.3 Tronsporting woter 1.4 Plont growth ond temperoture Check your progress B r0 12 14 Looking ofter ourselves 2.1 Food groups 2.2 A heolthy diet 2.3 An unheolthy diet 2.4 Exercise ond sleep IB 20 Check your progress 24 Living things 3,.l Living ond non-living 3,2 Growth ond nutrition 3.3 Movement ond reproduction t6 22 26 28 30 3.4 Sorting humons 3.5 Sorting living things 34 Check your progress 36 Contents 32 Our five senses 4,1 Heoring ond touch 4.2 Toste ond smell 4.3 Sight Check your progress nvestigoti ng mqterio ls 5.-l Properties of moteriols 40 42 44 I 5.2 Sorting moteriols 5.3 Uses of moteriols 5.4 Testing moteriols 5,5 Mognetic moteriols Check your progress 3B 46 48 50 52 54 56 Forces ond movement 6.-l Push ond pull 6.2 Chonging shope 6.3 How big is thot force? 6.4 Forcemeters 6.5 Friction 5B 60 62 64 66 Check your progress 6B Reference Glossory ond index 70 Acknowledgements 74 BO Contents 'flrt,r{ * **/ *^i itr,ff ; : , ";*- * i':*t"'t ', , **, *0, fq' [.d ,#."1 l fl^ J ;' f ,3 ,",1 -i -;J lrtf,or.dg *o Ieq,rxa leoves flowers stem tronsport roots heolthy unheolthy Plants can [ooh very d{ferent Most have Jour moln ports lesves - make food for the plant flowers * help the plant to make seeds stern - to nonsport f woter oround the plont Moke o model plont Mohe a ptant [i,ke this one Moke lobe[s Jor the stem, roots, leaves ond flower Stick them to your plant .,: / /" :-V r' E 't* ,," _/ !. -.' 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