A2kg hockey puck is sliding across the ice skating rink at 2 m/s. a player hits the puck so it's velocity increases to 10 m/s. how much work did the player do on the ball?

weather forecasts are done by collecting data about the current state of the atmosphere mainly the temperature, humidity and wind and using meteorology, to determine the atmosphere that evolves over time. the h and l mean the high and low pressure. the red strip is a warm front. the blue strip is a cold front. the blue and red strip is a stationary front. the purple strip is a occluded front.

explanation:

snell's law

refractve index = sin incidence / sin refraction