The answer is Erosion, which is the the gradual destruction or diminution of something -- in this case, rocks. I hope this helps! For reference/perspective, sand is the product of rock erosion, because it's really just tiny remnants of crushed rock. Those "small pebbles" could be sand, but you'd have to emphasize just how small they are -- one grain of sand is just that: a grain
1. Immigration
2. Natural increase
Explanation:
The total range of energy which reaches the Earth from the Sun is called the solar spectrum
Hope it HELPS YOU
Slave status was traditionally assigned to people living in tribes who were very poor, they did not posses lands,. The most ancient civilizations had some form of slavery present in early days. It seemed that slavery was necessary to construct the New world because they helped sustain the coffee, tobacoo, sugar and most of the economy.
