What are materials made up of and why do they behave the way they do? What are atoms, elements, compounds and mixtures?
How are new materials made and how does this affect our environment?
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e Can you crack this encrypted message?
Use the key below to figure out the quote by famous scientist Marie Curie. Each number represents a letter of the alphabet. ‘I’, ‘G’ and ‘T’ have been filled in to get you started. A B C D E F G H I
I 18 T G T T
12 21 11 9 12 20 9 22 8 8 4 26 8 I
T 8 4 18 21 7 13 12 9 . 22 26 8 2 . Marie Curie In Chemical World you will learn about: Chapter 9 What matter is made of, types of matter and the properties of materials.
Chapter 10 The building blocks of the material world, atomic structure, elements and the periodic table.
Chapter 11 Elements, compounds, mixtures and solutions and the differences between pure and impure substances.
Chapter 12 The factors that will influence the rate of chemical reactions and endothermic and exothermic reactions.
Chapter 13 Where acids and bases can be found in everyday life and the reactions between acids and bases.
Chapter 14 Various types of chemical reactions and chemical bonding. 153 T T
4 26 8 7 26 6 20 19 7 7 19 26 7 7 19 22 G
I T 13 22 18 7 19 22 9 4 26 2 J K L M N O P Q R S T U V W X Y Z 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
