國際高中學生的暑期時間安排指南!
炎炎夏日,轉眼又進入了新一年的暑假 對于目標是海外名校的國際生們來說 無論你是新高一還是高中在讀 這個暑假都是彎道超車的好機會 那么該如何合理安排時間呢? 跟著我們一起來看看吧! 利用高校公開課平臺在空...
炎炎夏日,轉眼又進入了新一年的暑假 對于目標是海外名校的國際生們來說 無論你是新高一還是高中在讀 這個暑假都是彎道超車的好機會 那么該如何合理安排時間呢? 跟著我們一起來看看吧! 利用高校公開課平臺在空...
Overproduction of Offspring The?number of offspring, or young, produced in each breeding event?differs between species Some species produce?small numbers?of young, e.g. elephants usually give birth...
Variation Differences?exist between organisms of the same?species These differences are known as?variation Examples of variation include: Coat colour in mammals Body length in fish Flower colour in...
Evidence for Evolution: Fossils Fossils are the?preserved remains?of organisms, or the traces left by organisms, such as footprints, burrows and faeces These remains can be?preserved,?e.g. in?rocks...
Evolution Defined Species?do not stay the same over time; the species that we see around us today have developed over millions of years This process of species change is known as?evolution Evolutio...
Drawing the Carbon Cycle The many processes by which carbon is transferred from one store to another are collectively known as the?carbon cycle During the carbon cycle, carbon is present in both?or...
Industrialisation & Increased Carbon Dioxide Atmospheric carbon dioxide levels have?fluctuated throughout Earth's history?due to events such as volcanic eruptions and the weathering of limeston...
Greenhouse Gases & Climate Patterns Greenhouse gases?absorb infrared radiation emitted by the earth, causing the atmosphere to warm Without greenhouse gases, the earth would be much colder The?...
The Main Greenhouse Gases When?radiation from the sun?hits the earth, it is?radiated back?from the earth's surface as?long-wave radiation A?greenhouse gas?is a gas that?absorbs?this re-radiated rad...
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