we everybody knows that there is pull of earth means gravity .then why it is so that every tree grows upward and the height of human being also grows upward?

we everybody knows that there is pull of earth means gravity .then why it is so that every tree grows upward and the height of human being also grows upward?

what is the unit force used in gravity calculations And why is it called this?

A 7kg bowling ball is raised 1.5m into the air. What is the bowling ball's gain in gravitational potential energy? SHOW WORK PLEASE! THANKS!!!!!

1. what happens to the gravitational force between two objects if the distance between them is increased 4 times? a. increased 4 times b. increased 16 times c...

A planet has ? the density of earth but 2x the radius. find the surface gravitational force on this planet. (Hint: Earthâ€™s is 10N/Kg)

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