David Young

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1.5 projectile motion

1.4 acceleration

1.3 velocity

1.2 displacement and position vs time graphs

1.1 vectors

2016 topic 5.2 hess's law

2016 topic 5.1 measuring energy changes

2016 topic 4.5 bonding - metallic

2016 topic 4.1 bonding - ionic

2016 topic 4.2 bonding - covalent

Unit 4 2014 ppt sound

Unit 4 2014 ppt wave characteristics

2016 topic 01 part 1

Chemistry 1 - Atomic Structure