Edexcel A Level Physics:復(fù)習(xí)筆記2.7 Projectiles
Components of Velocity 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 ter...
Edexcel A Level Physics:復(fù)習(xí)筆記2.6 Finding the Resultant Vector
Adding Vectors Vectors can be combined by?adding?or?subtracting?them to produce the resultant vector The resultant vector is sometimes known as the ‘net’ vector (eg. the net force) There are...
Edexcel A Level Physics:復(fù)習(xí)筆記2.5 Resolving Vectors
Resolving Vectors Vectors?are represented by an arrow The?arrowhead?indicates the?direction?of the vector The?length?of the arrow represents the?magnitude Component?vectors are sometimes drawn with...
Edexcel A Level Physics:復(fù)習(xí)筆記2.4 Scalars & Vectors
Scalars & Vectors A?scalar?is a?quantity?which?only?has a magnitude (size) A?vector?is a quantity which has?both?a magnitude and a direction For example, if a person goes on a hike in th...
Edexcel A Level Physics:復(fù)習(xí)筆記2.3 Properties of Motion Graphs
Slope & Area of Motion Graphs Slope & Area of Motion Graphs Three types of graph that are used to represent motion are?displacement-time?graphs,?velocity-time?graphs and?acceleration-time?g...
Edexcel A Level Physics:復(fù)習(xí)筆記2.2 Motion Graphs
Motion Graphs Three types of graph that are used to represent motion are?displacement-time?graphs,?velocity-time?graphs and?acceleration-time?graphs Graphs are named 'y-axis - x-axis', so 'displace...
Edexcel A Level Physics:復(fù)習(xí)筆記2.1 Equations of Motion
Equations of Motion The kinematic equations of motion are a set of four equations which can describe any object moving with?constant?acceleration They are often referred to as the 'suvat' equations...
Edexcel A Level Physics:復(fù)習(xí)筆記1.8 Science & Society
Science Informs Decision Making Society?makes decisions based on?scientific evidence This is why the evidence must be thoroughly tested and trusted Scientific work leads to important?discoveries?th...
Edexcel A Level Physics:復(fù)習(xí)筆記1.7 The Scientific Community
Validating Experimental Results The scientific community works together to ensure that the knowledge and understanding of scientific concepts are kept as up to date as possible This comes from cont...
