Question

Express the number appearing in the following statements in standard form.

(i) The distance between the Earth and the Moon is approximately 384,000,000m.

(ii) The universe is estimated to be about 12,000,000,000 years old.

(iii) The distance of the sun from the center of the Milky Way Galaxy is estimated to be 300,000,000,000,000,000.,000 m.

(iv) The earth has approximately 1,353,000,000 cubic km of sea water.

Answer 1

(i) 3.84 × 10⁸ m

(ii) 1.2 × 10¹⁰ years

(iii) 3 × 10²⁰ m

(iv) 1.353 × 10⁹cubic km