Every day sometimes the Moon looks to have a different shape. Sometimes full round, half circle and even a crescent moon. Its existence looks so beautiful with the bright light at night.
According to astronomers, the Moon has an uneven surface, the light emitted by the Moon is actually reflected sunlight. Even so, the Moon remains a beautiful decoration of the night sky.
The Sun
The sun is the center of the solar system. All components of the solar system, such as small planets, asteroids, comets, revolve around the sun.
The shape of the sun is round with a diameter 109 times the diameter of the earth.
The mass of the sun consists of hydrogen and helium, the rest is oxygen, iron, neon, and others.
This sun has a temperature that can be said to be extraordinarily hot. The heat of the sun's core reaches 15 million degrees Celsius. Where the surface temperature of the sun reaches 5,726 degrees Celsius.
With heat reaching 15 million degrees Celsius, this indicates that the sun has a temperature 150 times hotter than boiling water. The radius of the sun is approximately 696 thousand kilometers.
The gravitational pressure possessed by the sun can be said to be very high. Coupled with the effects of nuclear reactions in the sun, it can also produce extraordinary amounts of energy. In the end, this energy is released into space and can be felt on earth.
This energy that comes from the sun can be used to support life on earth. It is humans and plants that use this energy. Therefore, it can be said that the sun is the most important source of energy for living things on earth.
Comet
Baca Juga: 5 Jenis Past Tense Bahasa Inggris: Pengertian dan Contoh Kalimat
Source | : | Kompas.com |
Penulis | : | Heni Widiastuti |
Editor | : | Regina Pasys |
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