Why Does the Earth Have Gravity?

Answer

The earth has gravity because it has mass which begets gravity. Gravity refers to the force that tends to pull objects to the centre of the earth. Some of the effects of gravity include tides and makes it possible for us to stand on the earth's surface without floating away.
Q&A Related to "Why Does the Earth Have Gravity?"
 Earth's gravitational force is 9.81 m/s^2. This means that an object falls freely to Earth at a speed increasing by 9.81 meters per second every second. http://answers.ask.com/Science/Other/what_is_the_f...
 1. Put an egg in a paper cup. The egg does not fall up and remains in the bottom of the paper cup because gravity holds it there. 2. Poke holes on opposite sides of the paper cup http://www.ehow.com/how_8682420_simulate-earths-gr...
 Gravity is the warping of spacetime by mass or energy. A mass like the Earth warps spacetime so that the shortest path, the "path of least resistance," for inertial movement http://www.quora.com/Physics/How-is-Earths-gravity...
 9.8 meters per second per second at or near sea level. Also 32.2 feet per second per second. 9.8. m. /s. 2. or 32.2. ft. /s. 2. http://wiki.answers.com/Q/What_is_earth's_accelera...
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