IB DP Physics: SL復習筆記2.2.2 Newton’s First Law
Newton’s First Law Newton's First Law states: A body will remain at rest or move with constant velocity unless acted on by a resultant force If the net force acting on an object is zero it is said ...
IB DP Physics: SL復習筆記2.2.1 Free-Body Diagrams
Vectors In physics, during force interactions, it is common to represent situations as simply as possible without losing information When considering force interactions objects can be represented a...
IB DP Physics: SL復習筆記2.1.8 Terminal Speed
Fluid Resistance & Terminal Speed Fluid Resistance When an object moves through a fluid (a gas or a liquid) then there are resistive forces for that movement. These forces are known as drag for...
2023年AP宏觀經(jīng)濟學考試變化你都了解嗎？考綱部分有所調(diào)整
近日，CB官方公布AP經(jīng)濟的考綱部分調(diào)整：同學們可以在經(jīng)濟考試中攜帶并使用計算器，這項調(diào)整將于2022-23學年（2023年考試）正式生效。官方此次更新了計算器使用政策頁面、AP微觀/宏觀經(jīng)濟考試頁面以及AP微觀/宏觀...
IB DP Physics: SL復習筆記2.1.7 Projectile Motion
Projectile Motion The trajectory of an object undergoing projectile motion consists of a?vertical?component and a?horizontal?component These need to be evaluated separately Some key terms to know, ...
IB DP Physics: SL復習筆記2.1.6 Acceleration of Free Fall Experiment
Acceleration of Free Fall Experiment The acceleration of free fall, g, is defined as: The acceleration of any object in response to the gravitational attraction between the Earth and the object Any...
IB DP Physics: SL復習筆記2.1.5 Uniform Acceleration
Equations of Motion for Uniform Acceleration Deriving Kinematic Equations of Motion The kinematic equations of motion are a set of four equations that can describe any object moving with?constant?a...
IB DP Physics: SL復習筆記2.1.4 Graphs Describing Motion
Motion Graphs Three types of graphs that can represent motion are?displacement-time?graphs,?velocity-time?graphs, and?acceleration-time?graphs Displacement-Time Graph On a?displacement-time graph… ...
IB DP Physics: SL復習筆記2.1.3 Acceleration
Acceleration Acceleration?is defined as the?rate of change of velocity In other words, it describes how much an object's velocity?changes?every?second The equation below is used to calculate the av...
