Edexcel IGCSE Physics: Double Science 復習筆記：2.1.1 Charge & Current Current Electric current is defined as?the rate of flow charge In other words, the size of an electric current is t...
Edexcel IGCSE Physics: Double Science 復習筆記： 1.2.9 Hooke's Law Hooke's Law The relationship between the extension of an elastic object and the applied force is defined by?Hooke's Law Hoo...
Edexcel IGCSE Physics: Double Science 復習筆記：1.2.8 Core Practical: Investigating Force & Extension Core Practical 2: Investigating Force & Extension Equipment List Resolution?of m...
Proof by Induction - Sequences What are the steps for proof by induction with sequences? STEP 1: The basic step Show?the result is true for the?base case If the recursive relation formula for the n...
越來越多的人開始關注那些能夠對申請美國大學有幫助的學術活動。大家都希望能夠在學術活動中獲獎，從而敲開常青藤名校的大門。對于申請留學的學生來說，名校認可的學術活動并不多，美國含金量NO.1的USACO學術活動...
Edexcel IGCSE Physics: Double Science 復習筆記：1.2.7 Terminal Velocity Terminal Velocity Falling objects experience?two forces: Weight?(due to gravity) Air resistance?(due to frictio...
Edexcel IGCSE Physics: Double Science 復習筆記：1.2.6 Stopping Distance Stopping Distance The?stopping distance?of a car is defined as: The total distance travelled during the time it...
Edexcel IGCSE Physics: Double Science 復習筆記：1.2.5 Weight Weight Weight is defined as: The force acting on an object due to gravitational attraction Planets have strong grav...
Edexcel IGCSE Physics: Double Science 復習筆記：1.2.4 Unbalanced Forces Unbalanced Forces Forces can combine to produce Balanced?forces Unbalanced?forces Balanced?forces...
Edexcel IGCSE Physics: Double Science 復習筆記： 1.2.3 Resultant Forces Calculating Resultant Force A?resultant force?is a single force that describes all of the forces operating on a body W...
Edexcel IGCSE Physics: Double Science 復習筆記：1.2.2 Scalar & Vectors Scalar & Vector Quantities All quantities can be one of two types: A?scalar A?vector Scalars Scal...
Edexcel IGCSE Physics: Double Science 復習筆記：1.2.1 Types of Forces Effects of Forces Forces can affect bodies in a variety of ways: Changes in?speed: forces can cause bodies to speed up o...
