Why dont objects such as a table collapse under the weight of air above them?

An object is dropped from a tower, 400 ft above the ground. the object's height above ground t seconds after the fall is s(t)equals400 minus 16 t squared. determine the velocity and acceleration of the object the moment it reaches the ground. the velocity of the object the moment it reaches the ground is nothing ft/s.

Describe different biomes. what are some adaptations that organisms (plants or animals) must have to live in each biome?

If a balloon is taken outside on a very cold day, what will occur?