## Grantham PHY220 Week 2 Assignment

Problems: A ship has a top speed of 3 m/s in calm water. The current of the ocean tends to push the boat at 2 m/s on a bearing of due South. What will be the net velocity of the ship if the captain points his ship on a bearing of 55° North of West … Continue reading Grantham PHY220 Week 2 Assignment

Problems: One lightyear is defined to be the distance light can travel in one year. What is this distance in meters? How long does it take for light to get to the Moon? [Solution] Multiply $latex 1.783\times 10^{-2}\cdot 4.4\times 10^{-3}&s=2&fg=000000$, taking into account significant figures. [Solution] What is the surface area of a sphere of … Continue reading Grantham PHY220 Week 1 Assignment