When are magnitudes of two vectors added?
when the vectors have the same direction
when the vectors have equal magnitudes
when the vectors have the opposite direction

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:

ill do it for 100, also this isnt 80 its 40

be subject to a force andchange its motion

you can cut your hand off if your not