Answer: 1.496 × 10 11 m.
- A 9.46 × 10<sup>15</sup> m
- B 1.496 × 10<sup>11</sup> m
- C 3.084 × 10<sup>16</sup> m
- D 1.496 × 10<sup>9</sup> m
Correct answer: B. 1.496 × 10<sup>11</sup> m
Explanation: 1 AU is about 1.496 × 10<sup>11</sup> m. In contrast, 1 light year is about 9.46 × 10<sup>15</sup> m and 1 parsec is about 3.084 × 10<sup>16</sup> m.
The 7 SI base units. All derived units (newton, joule, watt, volt, etc.) can be expressed as combinations of these 7 fundamental units raised to various powers.
Concept context
SI base units, dimensional analysis, significant figures, and error propagation. The toolkit every physics calculation relies on.