Parsec
Parallax
Light year
Astronomical unit
Earth’s distance from the sun averages about 93 million miles (150 million km), which scientists also call one astronomical unit (1 AU). It is defined to be exactly 1.00 for the Earth-Sun orbit distance, and we call this distance 1.00 AUs. Click here to read more about the astronomical units (AU).
Also check:
- Parsec is a unit of? (CSS 2010 General Science & Ability Paper)
- Light year is a unit of? (CSS 2010 General Science & Ability Paper)
If you are interested in preparing for the CSS MPT and other FPSC, SPSC, and PPSC General Recruitment Tests with us, get in touch with us.
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