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资源信息:
中文名: 它们是如何工作的?
原名: How Things Work Encyclopedia
作者: DK Publishing
资源格式: PDF
版本: 文字插图版
出版社: DK Publishing
书号: 9780756658359
发行时间: 2009年
地区: 美国
语言: 英文
概述:
内容介绍:
这是一本介绍我们周边的事物是如何工作的百科全书,DK出版值得下载!~
Looking at the technology all around us-and then explaining how it works, the How Things Work Encyclopedia lifts the hood of a car engine, gets inside a TV set, and discovers the power of invisible microwaves. With close-ups, cutaways, and diagrams bringing the technology to life, and timelines illustrating the development of inventions, challenging curiosity quizzes and fascinating facts, the How Things Work Encyclopedia lets children really see and understand what's going on inside.
内容截图:
更多图书请访问:www.linguagess.com
目录:
Technology
4–5 Inventions
6–7 Better by design
8–9 Early inventions
10–11 Modern technology
12–13 Technology all around us
Hard at work
14–15 Simple machines
16–17 Using levers
18–19 Construction work
20–21 Moving stuff
Getting around
22–23 Getting around
24–25 Wheels and axles
26–27 Pedal power
28–29 Holding the road
30–31 Piston power
32–33 Engines of fire
34–35 Race cars
36–37 Up to speed
38–39 Powering up
40–41 Trains and tracks
Air and water
42–43 Gases and liquids
44–45 How fluids work
46–47 Float that boat
48–49 Floating balloons
50–51 Roller coaster
52–53 How do planes fly?
54–55 Blastoff!
What is energy?
56–57 What is energy?
58–59 It’s electric!
60–61 The power of magnets
62–63 Power plants
64–65 Running out
66–67 Renewable energy
68–69 What’s cooking?
70–71 Keeping cool
72–73 Energy efficiency
Light and sound
74–75 Light and sound
76–77 Now you see it...
78–79 Light and bubbles
80–81 Mirror,
82–83 Lenses
84–85 How light works
86–87 Fireworks
88–89 Measuring sound
90–91 How ears hear
92–93 Electric guitar
Bits and bytes
94–95 Bits and bytes
96–97 Inside a laptop
98–99 Binary code
100–101 Sharing data
102–103 Cell phones
104–105 Digital photography
106–107 Radio and TV
108–109 Bar codes
110–111 The Internet
112–113 Search engines
114–115 Robots
In the future
116–119 Near future?
120–121 Not-so-near future
Reference section
122–125 Glossary
126–127 Index
128 Picture credits
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