A&A Science 2

Page 1

A&A

science

English through Science

2


Contents

PREISSMURPHY A&A

Education Group

PO Box 1529, Corvallis, OR, USA 97339 info@preissmurphy.com Text © Sandra Waswasinkva

PREISS MURPHY and PREISS MURPHY SCHOOL PUBLISHERS are trademarks of Preiss Murphy A&A Education Group. Database rights Preiss Murphy A&A Education Group (maker). ISBN 978-9-957-37887-5 First published 2014 2015 2016 2017 2018 2019 No unauthorized copying Report all violations immediately, in confidence, to the Publisher. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or transmitted, in any form or by any means, without the prior permission in writing of Preiss Murphy A&A Education Group, or as expressly permitted by law, or under terms agreed with the appropriate reprographics rights organization.

2A Health and Growth • • • • • • • •

Celebration meal Different foods What's in the kitchen? A balanced meal Growing up How do we grow? Exercise for health Unit 2A Assessment

2D 4 5 6 7 8 9 10 12

Inquiries concerning reproduction outside the scope of the above should be sent to the ELT Rights Department, Preiss Murphy A&A Education Group, at the address above. It is not permitted to circulate this book in any other

Materials and How They Can Change • Some materials can be changed • Heating materials • Permanent and temporary changes • Melting • Materials and products • States of matter • Unit 2D Assessment

32 33 34 35 36 38 40

binding or cover and you must impose this same condition on any acquirer.

2B Plants and Animals in Their Environments ANY PERSON VIOLATING THESE COPYRIGHT RESTRICTIONS WILL BE PROSECUTED TO THE MAXIMUM EXTENT OF THE LAW AND MAY BE LIABLE FOR DAMAGES.

Requests for permission to make copies of any part of the work should be addressed to school permissions and copyrights at Preiss Murphy A&A Education Group.

• • • • • •

Different habitats On safari Plants produce seeds Story of a seed Frog game Unit 2B Assessment

2E Forces and Movement 14 15 16 17 18 20

• Forces in action • Gravity • Unit 2E Assessment

42 48 52

If you have received these materials as examination copies free of charge, Preiss Murphy A&A Education Group retains title to the materials, and they may not be resold. Resale of examination copies is strictly prohibited and is illegal. Possession of this publication in print format does not entitle users to convert this publication, or any portion of it, into electronic format.

Finished with this book? Save it to reread in the future or pass it along to a friend, classroom, library, or business with a waiting room. If it’s too worn to be read anymore, please recycle it.

2

2C Animal and Plant Variety • • • • • • • •

Plants are alike Animals are different Small animals Living things Minibeasts Minibeast identification key Humans Unit 2C Assessment

2F Using Electricity 22 24 25 26 27 28 29 30

• • • • • • •

Electricity works Electricity at home Blackout Making models Complete circuit Circuits Unit 2F Assessment

54 55 56 57 58 60 62

3


2A Health and Growth

2A Different foods

2A Celebration meal

Fats fats, oils, sweets

Dairy milk, yogurt, cheese

Vegetables corn, peppers, carrots, lettuce

Grains bread, cereal, rice, pasta

Protein meats, poultry, fish, beans, eggs, nuts

Fruits lemons, pears, grapes, apples

id. This is a food pyram ould eat To be healthy, you sh ounts. foods in the right am

We all need food and water to stay alive. We eat different kinds of foods when we celebrate.

4

5


2A A balanced meal

2A What's in the kitchen? Colour meat and fish red. Colour fruit and vegetables green. Colour dairy foods yellow. Colour fats and sugar blue. Which food group is left? __________________________

Butter

Cream Cheese

Cola Cola

Oil

6

food A balanced meal has ups. from all the food gro

Cola

PASTA

Cor Flak n es

od Can you name the fo groups in this meal? rcising Eating right and exe keep you healthy.

7


2A Growing up

2A How do we grow? Match the right word to each stage in a human's life. a

c d b

e

Many animals have babies, and those babies grow into adults. Humans and animals go through different stages as they grow.

8

f

e adult child toddler old age baby teenager

9


2A Exercise for health Exercise and active play keep us fit and healthy.

tennis bicycling run martial arts

Match the picture to the word.

skip volleyball football jump

10

11


Unit 2A Assessment 1. Tick (

) the things you could do to stay fit and healthy.

eat sweets

exercise regularly

watch TV

eat lots of fruits and vegetables

2. Tick (

) the stages of a human's life.

kitten

baby

teenager

puppy

adult

joey

3. Choose three things to put in a healthy lunch box.

12

apple

water

crisps

chocolate

fizzy drink

carrot sticks

biscuits

salad

sweets


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