A projectile is fired in the air from a height of 125 feet. Its velocity​ (in feet per​ second) t seconds after launch is​ f(t), given in the following table.   x 0 5 10 15 20 25 30 ​f(x) 230 211 196 167 155 122 108   ​a) How fast is the projectile traveling 15 seconds after​ launch?     ​b) How far does the projectile move between 5 seconds and 25​ seconds?     ​c) How far does the projectile move between 0 seconds and 15​ seconds?     ​d) How high is the projectile at 25​ seconds? It is

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Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.