just search up the answer/ definition to all of them, rephrase into own words, then do the same for examples.
Answer:
71 % of the earth's surface is covered in water
Gravitational force is given by, 
Where, m and M are the masses of the objects, R is the distance between them and G gravitational constant.
Gravitational force of the star on planet 1, 
Gravitational force of the star on planet 2, 
Ratio, 

Therefore, the gravitational force of the star on the planet 1 is three times that on planet 2.
Answer:
write the name of any five districts of nepal
OPTION A if it’s for Plato