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Comets go around the Sun. They are ice, rocks and gasses.Near the Sun, some ice melts. Very small rocks fall off comets. They are like sand.Asteroids are space rocks. Most asteroids are between Mars and Jupiter. Here, asteroids hit each other. Very small rocks fall off them. They are like sand.Tiny bits of comets and asteroids float in space.The Earth goes around the Sun. The sand-like rocks enter the Earth’s air.Some of the rocks burn up. Some hit the ground. Scientists call them micrometeorites.Micrometeorites are very small. Finding them is difficult.Scientists went to Antarctica. They melted snow. The scientists found 2,088 micrometeorites. They weigh less than one gram.Micrometeorites fall all over the Earth. Their total weight is 5,200 metric tons. The Earth gets heavier. It adds 5,200 metric tons each year.
Manager’s Pro Answer: Yes, it is better to have more children. Two or more children will be more fun. Brothers and sisters can help each other. In the future, they will take care of their parents. More children will be good for the country. When they grow up there will be more workers. The economy will grow.
Manager’s Con Answer: No, having one child is better. Having one child is easier for parents. They only care for one child. Parents can give their child a better education. Then, the child can have a good future. Having more children is expensive. Also, taking care of many children is difficult.