Question

9. The solar system was formed about billion years ago. [ ] a. 5.6 b. 5.7 c. 4.6 d. 4.7​

Answer 1

Answer:

4.6 billion years ago.

Explanation:

Answer 2

Answer:

The Sun and the planets formed together, 4.6 billion years ago, from a cloud of gas and dust called the solar nebula.

Explanation:

Our solar system formed about 4.5 billion years ago from a dense cloud of interstellar gas and dust. The cloud collapsed, possibly due to the shockwave of a nearby exploding star, called a supernova. When this dust cloud collapsed, it formed a solar nebula—a spinning, swirling disk of material.