Atoms and Molecules Experiments Using Ice, Salt, Marbles, and More

Atoms and Molecules Experiments Using Ice, Salt, Marbles, and More

by Robert Gardner

Hardcover(Library Binding)

$23.93

Product Details

ISBN-13: 9780766039612
Publisher: Enslow Publishers, Incorporated
Publication date: 08/01/2012
Series: Last-Minute Science Projects
Pages: 48
Product dimensions: 7.74(w) x 9.14(h) x 0.42(d)
Lexile: 900L (what's this?)
Age Range: 10 - 13 Years

Table of Contents

Are You Running Late? 4

The Scientific Method 5

Science-Fairs 6

Your Notebook 6

Safety First 7

One Hour or Less 8

1 Haw Big is a Molecule? 8

2 Gases, Temperature, and Molecules 10

3 "Salt Crystals" Greatly Enlarged 12

4 When Molecules Exchange Atoms 14

3D Minutes Dr Less 16

5 Atoms and Molecules: Sink or Float? 16

6 Where Does the Salt Go? 18

7 Do Some "Molecules" Conduct Electricity? 20

8 Can We Separate Atoms From Molecules? 22

9 When Molecules Collide 24

15 Minutes or Less 26

10 Modeling a Chemical Reaction 26

11 Atoms Can Combine to Form Different Molecules 20

12 A Model of the States of Matter 30

13 Atoms Are Mostly Empty 32

5 Minutes or Less 34

14 Are There Water Molecules in the Air? 34

15 Even Molecules With Many Atoms Are Tiny 34

16 Squeezing Molecules 30

17 Do Water Molecules Respond to an Electrical Charge? 40

18 Evaporation, Temperature, and Molecular Speed 42

Words to Know 44

Further Reading 46

Internet Addresses 47

Index 48

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