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Online resources
Online resources
Here are some games, quizzes, information and videos for you to look at:
Here are some games, quizzes, information and videos for you to look at:
vocabulary
vocabulary
By the end of the topic you should know these key words:
By the end of the topic you should know these key words:
reversible
irreversible
pH
acid
alkali
chemical
galvanise
neutral
litmus
indicator
freezing
rusting
neutralisation
fuel
evaporation
condensation
melting
barrier
physical
soluble
fossil
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