Question

The earth originated approximately ______.

Options

• 3.6 × 10⁶ years ago

• 4.6 × 10⁶ years ago

• 4.6 × 10⁹ years ago

• 3.6 × 10⁹ years ago

Answer 1

The earth originated approximately 4.6 × 10⁹ years ago.

Explanation:

The Earth formed about 4.6 billion years ago. The other options give incorrect ages; (3.6 \times 10^{9}) years ago is approximately when early life appeared.