Question

Is gravity and friction required to exist in life on the Earth? Discuss​

Answer 1

Answer:

Yes bcoz without them, life cease to exist.

Gravity is necessary bciz its a force that holds onto every other forces.

Friction is a neccessary evil.

Answer 2

Answer:

Yes, gravity binds every object to earth such as the hydrosphere, lithosphere and atmosphere while  friction is required to bring or keep objects at rest, it would nearly be impossible to live on a planet where everything is in constant motion.