What is the difference between speed and velocity?
Velocity is a vector quantity so takes both magnitude and direction into account. Speed is a scalar so only takes magnitude into account. They both have units of meters per second.
SR
Related Physics GCSE answers
All answers ▸Compare the advantages and disadvantages of the two methods of generating electricity (figure 1 in answer):
Calculate the total resistance across AB; between A and B are two parallel branches, one branch with a 3 Ohm and a 5 Ohm resistor, the other branch with a 4 Ohm resistor.
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