Edexcel IGCSE Physics 復(fù)習(xí)筆記 2.3.1 Electrical Power & Fuses Electrical Power Power is defined as The rate of energy transfer or the amount of energy transferred per second  ...
Sinusoidal Models What are the parameters of a sinusoidal model? A?sinusoidal model?is of the form The?a?represents the?amplitude?of the function The bigger the value of?a?the bigger the?range?of v...
Edexcel IGCSE Physics 復(fù)習(xí)筆記 2.2.5 Electrical Components Thermistors & LDRs Thermistors A thermistor is a temperature-dependent resistor It is represented by the following circuit symbol: The...
7月14日英國(guó)UCAS官網(wǎng)公布了截止至6月30日收到的2022年度英國(guó)大學(xué)本科留學(xué)申請(qǐng)數(shù)據(jù)，這也是每年公布的最終數(shù)據(jù)，對(duì)于申請(qǐng)英本的學(xué)生家長(zhǎng)來說，有非常大的參考價(jià)值。 根據(jù)UCAS官方統(tǒng)計(jì)，2022年度總申請(qǐng)人數(shù)目前達(dá)到...
Edexcel IGCSE Physics 復(fù)習(xí)筆記 2.2.4 IV Graphs IV Graphs As the potential difference across a component is increased, the current also increases This is because potential difference and curr...
Direct Variation What is direct variation? The graphs of these models always?start at the origin How do I solve direct variation problems? Worked Example b)Find the time it takes to order a list of...
Exponential Models What are the parameters of an exponential model? An?exponential model?is of the form Where e is the mathematical constant 2.718… The?c?represents the?boundary?for the function It...
6月22日，英國(guó)經(jīng)濟(jì)學(xué)人智庫(kù)EIU發(fā)布了“2022年全球最宜居的城市”排行榜，其中奧地利首都維也納位列榜首TOP1。丹麥哥本哈根位列第二，瑞士蘇黎世、加拿大卡爾加里并列第三。 躋身Top10的城市還包括加拿大的溫哥華、...
Edexcel IGCSE Physics 復(fù)習(xí)筆記 2.2.3 Resistors in Series Resistors in Series When two or more resistors are connected in series, the?total?(or?combined)?resistance?is equal to the?sum?of the...
Quadratic Models What are the parameters of a quadratic model? This is given in the?formula booklet?as the?axis of symmetry What can be modelled as a quadratic model? These can be used if the graph...
Edexcel IGCSE Physics 復(fù)習(xí)筆記 2.2.2 Voltage in Series & Parallel Voltage in Series & Parallel In a series circuit: The?current?is the?same?at all points ie. through each component T...
Linear Models What are the parameters of a linear model? The?m?represents the?rate of change?of the function This is the amount the function increases/decreases when?x?increases by 1 If the functio...
