Edexcel IGCSE Chemistry: Double Science 复习笔记：1.1.2 Diffusion & Dilution iffusion & Dilution Diffusion and dilution experiments support a theory that all matter (solids, liquids ...
Edexcel IGCSE Chemistry: Double Science 复习笔记：1.1.1 The Three States of Matter The Three States of Matter The three states of matter are solids, liquids and gases A substance can ...
Edexcel IGCSE Physics: Double Science 复习笔记：8.2.3 The Life Cycle of Larger Stars The Life Cycle of Larger Stars A large star is one that is much larger than the Sun Stars that are larger...
Edexcel IGCSE Physics: Double Science 复习笔记：8.2.2 The Life Cycle of Solar Mass Stars The Life Cycle of Solar Mass Stars 1. Nebula All stars form from a giant cloud of hydrogen gas and du...
EDEXCEL IGCSE PHYSICS: DOUBLE SCIENCE 复习笔记： 8.2.1 Classification of Stars Classification of Stars Stars come in a wide range of sizes and colours, from yellow stars to red dwarfs, from ...
Edexcel IGCSE Physics: Double Science 复习笔记：8.1.4 Orbital Period Calculating Orbital Period When planets move around the Sun, or a moon moves around a planet, they orbit in circular moti...
Edexcel IGCSE Physics: Double Science 复习笔记：8.1.3 Orbital Motion Orbital Motion There are many orbiting objects in our solar system and they each orbit a different type of planetary body...
Edexcel IGCSE Physics: Double Science 复习笔记： 8.1.2 Gravitational Field Strength Gravitational Field Strength The strength of gravity on different planets after an object's weight on that...
Edexcel IGCSE Physics: Double Science 复习笔记： 8.1.1 Objects in Space Planets, Stars & Galaxies The Universe is is a large collection of billions of galaxies It is also the name given...
