Over a million students use our free study notes to help them with their homework
a) AC = a + b
b) CY = -b -1/2a
c) YZ = 1/2a + 1/3b
Answer is 60.
Coefficient of Restitution (CoR): Speed of Approach x CoR = Speed of Seperation 4 x 0.3 = 1.2 ms-1 Kinetic Energy (KE) Lost: KE lost = Initial KE - Final KE Initial KE = 1/2mv2 ...
The Analogy of the Cave is a model Plato used in Book VII of The Republic to explain his metaphysical Theory of the Forms
It is composed of four key elements:-
The sun ...
In French, the perfect tense is a past tense. It translates to 'I did' or 'I have done'. It is formed by using not one, but two verbs.
Perfect tense = subject + auxilary verb + past participle
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