Compare the mass of all asteroids in the main belt with the mass of the Earth. Compare the sizes of asteroids with the sizes of the Earth and the Moon. What is more and how many times?
The total mass of asteroids in the main belt is estimated at about 1/1000 of the Earth’s mass. The size of the largest asteroid, Pallas, is 538 km, 24 less than the Earth and 6 times less than the Moon.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.