SCIENCE SHORTS

Revision app! iOS: https://bit.ly/studyshortsios Android: https://bit.ly/studyshortsand -------------------------------------------------- Test your knowledge with our super cool quiz! https://youtu.be/F409p5RL0pY ---------------------------------------------------- 00:00 Intro 00:20 Prefixes 01:27 Energy Stores 04:07 Energy Transfers 06:49 Power, Efficiency & Insulation 08:10 Energy Sources 08:54 Electrical Circuits - Charge, Current & PD 12:31 Resistance & Ohm's Law 16:21 Series & Parallel Circuits 18:59 Thermistor & LDR 19:48 Electrical Power, AC & DC, Mains & Safety 22:37 National Grid & Transformers 23:25 Static Electricity & Electric Fields (TRIPLE) 25:08 Density 27:01 States of Matter 27:30 Internal Energy - Specific Heat Capacity & Latent Heat 29:05 Particle (Kinetic) Theory of Gases & Pressure 29:59 Atomic Structure 31:02 Nuclear Decay Equations 33:24 Nuclear Radiation - Alpha Beta Gamma 35:07 Radioactivity & Half-life 36:48 Fission & Fusion

Revision app! iOS: https://apps.apple.com/gb/app/science-shorts-gcse-revision/id6754336745 Android: https://play.google.com/store/apps/details?id=com.maderesponsively.scienceshorts ---------------------------------------------------- Particles & matter, specific heat capacity & latent heat, density, states of matter, kinetic theory of gases.

Revision app! iOS: https://bit.ly/studyshortsios Android: https://bit.ly/studyshortsand -------------------------------------------------- Test your knowledge with our super cool quiz! https://youtu.be/iBjfRKYS7zc --------------------------------------------------- 00:00 Intro 00:19 Elements, Compounds & Mixtures 01:40 Separating Mixtures 02:40 States of Matter 03:37 Atomic Structure 04:40 Atomic & Mass Number, Isotopes 05:57 Development of the Periodic Table 06:28 Electron Configuration 07:01 Metals & Non-Metals 07:39 Groups of the Periodic Table 09:57 Metallic Bonding 10:16 Ionic Bonding 11:21 Ionic Structures 12:30 Covalent Bonding 14:02 Giant Covalent Bonding & Structures 15:38 Moles 18:38 Limiting Reactants 19:04 Solution Concentraction 19:34 Yield & Atom Economy (TRIPLE) 21:12 Gas Volume (TRIPLE) 21:30 Reactivity Series, Metal & Displacement Reactions 22:49 Oxidation & Reduction 23:23 Neutralisation 24:18 pH Scale 25:15 Titration (TRIPLE) 26:48 Electrolysis of Molten Compounds 27:58 Electrolysis of Solutions 28:55 Exo & Endothermic Reactions 30:58 Bond Energies

Revision app! iOS: https://apps.apple.com/gb/app/science-shorts-gcse-revision/id6754336745 Android: https://play.google.com/store/apps/details?id=com.maderesponsively.scienceshorts ---------------------------------------------------- 00:00 Oxidation Number 02:15 Electrochemical Cells 04:31 Period 3 06:05 Group 2 Metals 07:41 Group 7 - Halogens 09:38 Transition Metals 10:45 Complexes & Colorimetry

Revision app! iOS: https://bit.ly/studyshortsios Android: https://bit.ly/studyshortsand ---------------------------------------------------- 00:00 Intro 00:09 Atoms 02:03 Isotopes & Mass Spectrometry 04:09 Electron Configuration 06:50 Ionisation Energy 08:16 Relative Mass & Moles 09:51 Chemical Equations 10:54 Yield 12:15 Gases 13:17 Ionic Bonding 14:10 Metallic Bonding 14:22 Covalent Bonding 14:45 Lattices 16:07 Bond Angles 17:18 Dipoles, Electronegativity & Van Der Waals Forces 19:55 Enthalpy 22:57 Hess's Law 23:35 Equilibrium Constants Kc & Kp 26:45 Oxidation Number 29:00 Gibbs Free Energy & Entropy 30:45 Lattice Formation Enthalpy 31:52 Born-Haber Cycle 32:40 Hydration Enthalpy & Solubility 33:13 Electrochemical Cells 35:29 Acids, Bases & pH 38:09 Buffer Solutions 39:39 Titrations & Indicators 41:28 Water Of Crystallisation 42:02 Period 3 43:36 Group 2 Metals 45:12 Group 7 - Halogens 47:09 Transition Metals 48:16 Complexes & Colorimetry

Revision app! iOS: https://apps.apple.com/gb/app/science-shorts-gcse-revision/id6754336745 Android: https://play.google.com/store/apps/details?id=com.maderesponsively.scienceshorts ---------------------------------------------------- Hydrocarbons, crude oil, fractional distillation, cracking, polymerisation, alcohols, alkanes, alkenes, carboxylic acids, esters, amino acids, DNA.

http://scienceshorts.net ---------------------------------------------------- Paper: https://www.aqa.org.uk/files/sample-papers-and-mark-schemes.2018.june.AQA-74072-QP-JUN18_PDF/71f54a160d3090347ef83b519a4375185ed2bb1f.pdf Mark scheme: https://www.aqa.org.uk/files/sample-papers-and-mark-schemes.2018.june.AQA-74072-W-MS-JUN18_PDF/f3154a21a25a80b50d512a0e9a4373b3b8c4f794.pdf ----------------------------------------------------- 00:00 Q1 - Lightgate trolley suvat 06:07 Q2 - Magnet measurement uncertainties 12:19 Q3 - Alpha particle energy 22:24 Q4 - Strain gauge sensitivity 27:42 Multiple choice

http://scienceshorts.net ---------------------------------------------------- Paper: https://www.aqa.org.uk/files/sample-papers-and-mark-schemes.2018.june.AQA-74071-QP-JUN18_PDF/abd38158d2bcb9bd88a4274dd3569b8989e5364e.pdf Mark scheme: https://www.aqa.org.uk/files/sample-papers-and-mark-schemes.2018.june.AQA-74071-W-MS-JUN18_PDF/81172d45297974aed8a34000aca80c0f9309c388.pdf ----------------------------------------------------- 00:00 Q1 - Particles 05:58 Q2 - Ball on ramp 10:22 Q3 - Photoeletric effect & energy levels 18:19 Q4 - Crane forces 25:14 Q5 - Iron in ice cube density 33:21 Q6 - Lamp electrical circuit 39:12 Q7 - Double slit diffraction pattern