GEOLOGY

EARTH SCIENCE

EARTHQUAKES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a continent?
A
the land next to the ocean
B
one of the earth’s seven major areas of land
C
a large body in outer space that circles around the sun or another star
D
any part of a whole
Explanation: 

Detailed explanation-1: -A continent is one of Earth’s seven main divisions of land. The continents are, from largest to smallest: Asia, Africa, North America, South America, Antarctica, Europe, and Australia.

Detailed explanation-2: -There are seven continents: Asia, Africa, North America, South America, Antarctica, Europe, and Australia (listed from largest to smallest in size). Sometimes Europe and Asia are considered one continent called Eurasia. Continents loosely correlate with the positions of tectonic plates.

Detailed explanation-3: -A continent is one of seven vast expanses of land on the surface of the Earth. Geologically, a continent is composed of rocks with lower density than the seafloor or mantle. In alphabetical order, the continents include Africa, Antarctica, Asia. Australia, Europe, North America, and South America.

Detailed explanation-4: -In fact, billions of years ago, the seven continents of the world were joined together as a single massive landmass called Pangaea. But thanks to plate tectonics, they gradually broke apart and separated.

There is 1 question to complete.