Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader

Looking at this barometer, is the air pressure high or low? what type of weather would you expect? high, bad low, bad high, good low, good

The average density of the planet uranus is 1.27 103 kg/m3. the ratio of the mass of neptune to that of uranus is 1.19. the ratio of the radius of neptune to that of uranus is 0.969. find the average density of neptune.

Most of the volume of an atom is occupied by the