2022年美國數(shù)學(xué)競賽AMC12(B卷)真題及視頻解析!
世界頂尖高校——麻省理工學(xué)院(MIT)每年招收大約1400名新生。在這1,400名學(xué)生中,近1,200名學(xué)生的AMC 10學(xué)術(shù)活動分?jǐn)?shù)高于120。由于近兩年標(biāo)化成績通脹,申請英美名校的小伙伴只憑優(yōu)異的A-Level或IB成績很難占據(jù)申...
世界頂尖高校——麻省理工學(xué)院(MIT)每年招收大約1400名新生。在這1,400名學(xué)生中,近1,200名學(xué)生的AMC 10學(xué)術(shù)活動分?jǐn)?shù)高于120。由于近兩年標(biāo)化成績通脹,申請英美名校的小伙伴只憑優(yōu)異的A-Level或IB成績很難占據(jù)申...
CIE IGCSE Biology: 復(fù)習(xí)筆記:1.1.4 Diffusion Diffusion This is the process by which different gases or different liquids mix and is due to the random motion of their particles Diffusing particles m...
CIE IGCSE Biology: 復(fù)習(xí)筆記:1.1.3 Pressure & Temperature in Gases Pressure & Temperature in Gases A change in temperature or pressure affects the volume of gases As the air inside a hot ai...
CIE IGCSE Biology: 復(fù)習(xí)筆記:1.1.2 States of Matter State Changes Melting Melting is when a solid changes into a liquid Requires heat energy which transforms into?kinetic?energy, allowing the parti...
CIE IGCSE Chemistry: 復(fù)習(xí)筆記:1.1.1 Kinetic Theory Solids, Liquids & Gases Solids Solids have a?fixed?volume and shape and they have a high density The atoms?vibrate?in position but can’t chan...
CIE IGCSE Biology: 復(fù)習(xí)筆記:21.1.3 Genetic Modification Genetic Modification: Definition Genetic modification Genetic modification is?changing the genetic material of an organism by removing, chan...
CIE IGCSE Biology: 復(fù)習(xí)筆記:21.1.2 Biotechnology Everyday Products Made with Biotechnology Biofuels Yeast?is a single celled fungus that uses sugar as its food source When it respires, ethanol and...
CIE IGCSE Biology: 復(fù)習(xí)筆記:21.1.1 Usefulness of Bacteria Use of Bacteria Microorganisms can be used by humans to produce foods and other useful substances The most common type of mi...
CIE IGCSE Biology: 復(fù)習(xí)筆記:20.1.7 Reasons for Conservation: Extended Reasons for Conservation: Extended There are numerous reasons why?conservation programmes are important Maintaining or increas...
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