Bài tiếng anh viết về Weather 2

WeatherWeather
Lessons 3 – 4Lessons 3 – 4
CXECA08ARD103_LLR_CV6.indd 3CXECA08ARD103_LLR_CV6.indd 3 2/11/06 2:44:34 PM2/11/06 2:44:34 PM
Copyright © by Harcourt, Inc.
All rights reserved. No part of this publication may be reproduced or transmitted in
any form or by any means, electronic or mechanical, including photocopy, recording,
or any information storage and retrieval system, without permission in writing from the
publisher.
Requests for permission to make copies of any part of the work should be addressed to
School Permissions and Copyrights, Harcourt, Inc., 6277 Sea Harbor Drive, Orlando,
Florida 32887-6777. Fax: 407-345-2418.
HARCOURT and the Harcourt Logo are trademarks of Harcourt, Inc., registered in the
United States of America and/or other jurisdictions.
Printed in the United States of America
ISBN-13: 978-0-15-349148-1
ISBN-10: 0-15-349148-5
1 2 3 4 5 6 7 8 9 10 179 15 14 13 12 11 10 09 08 07 06
If you have received these materials as examination copies free of charge, Harcourt
School Publishers 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.
CXECA08ARD103_LLR_CV6.indd 4CXECA08ARD103_LLR_CV6.indd 4 2/22/06 5:35:27 PM2/22/06 5:35:27 PM
Weather
Lessons 3–4
Measuring Weather. . . . . . .2
Measuring Temperature . . .3
Measuring Wind . . . . . . . . .4
Measuring Rain . . . . . . . . . .5
Heat from the Sun. . . . . . . .6
The Sun Makes

Weather Happen . . . . . . .8
The Water Cycle . . . . . . . .10
Visit The Learning Site!
www.harcourtschool.com
CXECA08ARD103_LLR3-4 1CXECA08ARD103_LLR3-4 1 2/21/06 8:50:09 AM2/21/06 8:50:09 AM
Tools can help you measure weather.
Measuring
Weather
2
These children are
measuring rainfall.
CXECA08ARD103_LLR3-4 2CXECA08ARD103_LLR3-4 2 2/22/06 5:38:50 PM2/22/06 5:38:50 PM
3
You can find out how warm the air is.
Measuring
Temperature
thermometer
Thermometers
measure temperature.
CXECA08ARD103_LLR3-4 3CXECA08ARD103_LLR3-4 3 2/11/06 2:24:41 PM2/11/06 2:24:41 PM
4
Measuring
Wind
You can find out about wind.
wind vane
A wind vane shows
which way the wind is
blowing from.
CXECA08ARD103_LLR3-4 4CXECA08ARD103_LLR3-4 4 2/22/06 5:39:01 PM2/22/06 5:39:01 PM
5

You can find out how much rain falls.
Measuring
Rain
rain gauge
The numbers on a rain
gauge show how much
rain has fallen.
CXECA08ARD103_LLR3-4 5CXECA08ARD103_LLR3-4 5 2/22/06 5:28:21 PM2/22/06 5:28:21 PM
6
The sun gives off light and heat.
Light and heat are forms of energy.
Heat from
the Sun
CXECA08ARD103_LLR3-4 6CXECA08ARD103_LLR3-4 6 2/11/06 2:25:08 PM2/11/06 2:25:08 PM
7
Heat from the sun warms Earth.
CXECA08ARD103_LLR3-4 7CXECA08ARD103_LLR3-4 7 2/11/06 2:25:16 PM2/11/06 2:25:16 PM
8
The Sun Makes
Weather
Happen
Heat from the sun
warms the street.
The street may stay
cool on a cloudy day.
CXECA08ARD103_LLR3-4 8CXECA08ARD103_LLR3-4 8 2/11/06 2:25:25 PM2/11/06 2:25:25 PM
9
Sunlight warms the land.
Then the air above the land warms up.
As air warms up, it moves.

The air makes the clouds move.
Some clouds bring rain.
CXECA08ARD103_LLR3-4 9CXECA08ARD103_LLR3-4 9 2/21/06 8:50:50 AM2/21/06 8:50:50 AM
10
The Water
Cycle
Water drops
form clouds.
Water changes
to a gas. It
moves to the air.
CXECA08ARD103_LLR3-4 10CXECA08ARD103_LLR3-4 10 2/22/06 5:29:04 PM2/22/06 5:29:04 PM
11
Rain is part of the water cycle.
The cycle
begins again.
Rain and snow
flows into rivers,
lakes, and oceans.
The water drops in
clouds fall as rain
or snow.
CXECA08ARD103_LLR3-4 11CXECA08ARD103_LLR3-4 11 2/22/06 5:29:59 PM2/22/06 5:29:59 PM
Vocabulary
air, p. 3
thermometer, p. 3
temperature, p. 3
wind vane, p. 4
rain, p. 5
rain gauge, p. 5

energy, p. 6
sunlight, p. 9
land, p. 9
water cycle, p. 10
water, p. 10
12
CXECA08ARD103_LLR3-4 12CXECA08ARD103_LLR3-4 12 2/11/06 2:26:18 PM2/11/06 2:26:18 PM
School-Home Connection
Tell a family member about different
kinds of weather. Talk about the
different tools for measuring weather.
Hands-On Activity
1. Hold a tissue by the corner.
2. Go outside. Hold the tissue in
the air. See which way the wind
is blowing.
Think About the Reading
1. What more would you like to
know about weather?
2. How could you find out what you
want to know?
CXECA08ARD103_LLR_CV6.indd 5CXECA08ARD103_LLR_CV6.indd 5 2/22/06 5:45:23 PM2/22/06 5:45:23 PM