Question

Write the order of magnitude of the following length: (a) Size of the atom, (b) diameter of the earth, (c) Light year, (d) Astronomical unit.​

Answer 1

Answer:

Explanation:

Size of an atom-100 picometer ( 1×10^−10 m)

Diameter of the earth- Equatorial diameter - 12,756 km (7926 mi),

                                       Polar diameter of 12713.6 km (7899.86 mi).

Light year-9.4607 × 10^12 km

Astronomical unit-149.6 million kilometres

Answer 2

Answer:

a) Size of an atom, d) Astronomical unit, c) Light year, b) Diameter of the earth.

Explanation:

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