2023年Brain Bee脑科学大赛火热报名中,Brain Bee竞赛辅导课程为你备赛助力!
在升学竞争愈演愈烈的当下,对于逐渐提高的录取门槛,不少美国院校申请早已从硬实力过渡到软实力背景的比拼。 优秀的标化成绩是基础,除此之外,不少招生官更希望看到学生的独特亮点——“What is unique about this...
在升学竞争愈演愈烈的当下,对于逐渐提高的录取门槛,不少美国院校申请早已从硬实力过渡到软实力背景的比拼。 优秀的标化成绩是基础,除此之外,不少招生官更希望看到学生的独特亮点——“What is unique about this...
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...
Edexcel IGCSE Physics: Double Science 复习笔记:7.3.5 The Conditions for Fusion Fusion in Stars Stars are huge balls of (mostly) hydrogen gas In the centre of star, hydrogen atoms undergo nu...
Calculating Binomial Probabilities Throughout this section we will use the random variable . For binomial, the probability of a X taking a non-integer or negative value is always zero. Therefore a...
Edexcel IGCSE Physics: Double Science 复习笔记:7.3.4 Nuclear Fusion Nuclear Fusion Small nuclei can react to release energy in a process called nuclear fusion Nuclear fusion is defined as: ...
Edexcel IGCSE Physics: Double Science 复习笔记:7.3.3 Nuclear Reactors Chain Reactions Only one extra neutron is required to induce a uranium-235 nucleus to split by fission During the fissi...
Edexcel IGCSE Physics: Double Science 复习笔记:7.3.2 Nuclear Fission Nuclear Fission Nuclear fission is defined as: The splitting of a large, unstable nucleus into two smaller nuclei...
Edexcel IGCSE Physics: Double Science 复习笔记:7.3.1 Nuclear Energy Nuclear Energy The nucleus of the atom contains a huge amount of energy – roughly one million times greater than the amou...
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