Aprojectile is launched at an angle of 30 degrees and lands later at the same level. if it's initial speed is 50 m/s, solve for the time it is in the air, the maximum height it reaches, and the horizontal distance it travels.

Atemperature inversion can cause a warm air mass to move over a colder air mass. this traps the colder air mass and prevents surface air from rising. this may result in which of these? a) smog b) acid rain c) freezing rain d) a thunderstorm