How come the water in the ocean on earth doesn't just fall into space? and also when you are on the bottom of the earth, why don't you just fall into space?

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

Air masses are characterized by various properties including temperature humidity air temperature pressure and wind speed . which of the following air masses is associated with low relative humidity and high temperature

On nights when we see the new moon phase, what side of the moon are we seeing?