AQA A Level Physics复习笔记4.4.1 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 forces on a body are balanced (the resulta...
AQA A Level Physics复习笔记4.3.7 Required Practical: Determination of g
Required Practical: Determination of g Aims of the Experiment The overall aim of the experiment is to calculate the value of the acceleration due to gravity, g This is done by measuring the ...
AQA A Level Physics复习笔记4.3.6 Terminal Velocity
Terminal Velocity For a body in free fall, the only force acting is its weight and its acceleration g is only due to gravity. The drag force increases as the body accelerates This increase i...
最爱录取中国学生的美国大学Top10盘点
随着赴美留学的学生人数越来越多，各位同学也有所发现，感觉有的学校录取中国学生很多但是有的又很少，可以说每年就几个名额。今天带大家了解一下最爱录取中国学生的美国学校Top10。 01哥伦比亚大学 中国学生占比...
AQA A Level Physics复习笔记4.3.5 Drag Forces
Drag Forces Drag forces are forces that oppose the motion of an object moving through a fluid (gas or liquid) Examples of drag forces are friction and air resistance Drags forces: Are always...
AQA A Level Physics复习笔记4.3.4 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 t...
AQA A Level Physics复习笔记4.3.3 SUVAT Equations
SUVAT Equations The SUVAT equations are the equations of motion used for objects in constant acceleration They contain the following variables: s = displacement (m) u = initial velocity (m ...
AQA A Level Physics复习笔记4.3.2 Motion Graphs
Motion Graphs Gradients The gradient of a displacement-time graph is the velocity The gradient of a velocity-time graph is the acceleration Area Under the Graph The area under a velocity-time graph...
AQA A Level Physics复习笔记4.3.1 Motion Along a Straight Line
Displacement, Speed, Velocity & Acceleration Scalar quantities Scalar quantities only have a magnitude (size) Distance: the total length between two points Speed: the total distance trav...
