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Has anyone heard of "Empire" road bikes? I was told they were made in Japan, and in fact there is a sticker that says made in Japan on the bike i'm looking at. Only thing is that at the front of the bike there's a really nice metallic coat of arms with a maple leaf on it. Which doesn't make any...

A cannonball is fired from a gun with a muzzle velocity of 30 m/s at an angle of 40 degrees above the horizontal. How long will the cannonball be in flight before striking the ground? What is the range of the cannonball? Thanks for your help.

A person who is 1.6 m tall throws a ball with a speed of 6.8 m/s at an angle of 36 degrees above the horizontal. What are the x and y components of the velocity (in m/s) of the ball the instant before it strikes the ground? The acceleration due to gravity is 10 m/s2 x-component: y-component...