The length of the cannon barrel is 1.7 m and the cannon is aimed at a 38◦angle from the ground. the acceleration of gravity is 9.8 m/s^2.
if dread pirate roberts tells you he wants the ball to leave the cannon with speed v-not = 76 m/s, what mass cannon ball must you use?
answer in units of kg. what i don't understand is that it says the vnot is 76m/s when leaving the cannon. shouldn't it be vfinal, or am i misunderstanding the question?

How do we measure or think of speed in the united states?

The chart shows the costs and shipping times for materials that a company needs to build a new product. which describes the best trade-off if the company needs to start building their product within the next two years? they should order the domestic materials because it is always best to choose the fastest shipping time. they should order the imported materials because it is always best to choose the lowest cost for materials. since the shipping time is longer, they should order the domestic materials because the additional cost is worth it to get the materials in time. even though the shipping time is longer, they should order the imported materials because they are less expensive and should arrive in plenty of time to build the product.

What describes the particles in a liquid