Sir Fred Hoyle coined the term ‘big bang’ . It is important to note that the Big Bang theory was proposed by Georges Lemaitre but the term was coined by Fred Hoyle.
Mesa is an elevated area of land with a flat top and sides that are usually steep cliffs. Mesa is exclusively used to refer to landforms built of flat lying strata.
The Mackenzie Delta is formed on the Mackenzie river which is the longest river system in Canada. The delta is a home to vast regions of Boreal forests.