How many hours of daylight does the northern hemisphere receive on march 21

Computer models can scientists predict weather. some computer models can show the predicted path of hurricanes. what other events could a computer model warn us of? a) undersea earthquakes , tornadoes, and avalanches b) tornadoes c) avalanches d) undersea earthquakes

Where is the only location in the united states where you drive on the left side of the road?

What structure on the south african coast has a range of 63 km and releases flashes every 30 seconds?