Answer:
<h3>why is tutor always not available</h3>
Explanation:
The Sun and the planets formed together, 4.6 billion years ago, from a cloud of gas and dust called the solar nebula. A shock wave from a nearby supernova explosion probably initiated the collapse of the solar nebula. The Sun formed in the center, and the planets formed in a thin disk orbiting around it. In a similar manner, moons formed orbiting the gas giant planets.
the earths crust because it is the first layer of the earth
Answer:
True
Explanation:
Lewis structures are diagrams that represent the valence electrons of atoms within a molecule. These lewis structures help visualize the valence electrons of atoms and molecules, whether they exist as lone pairs or within bonds.