1. 2nd
   3rd
2. 4th

The earth is the third planet from the sun. Let's start with the basics here!

1. California
   The entire United States
2. The entire Earth

13,170,000,000,000,000,000,000,000 lbs is roughly the weight of the earth. Our planet is 4.6 billion years old.

1. 5
   12
2. 16

There are five main oceans on earth. They include, the Pacific, Atlantic, Indian, Arctic and Southern Ocean.

1. Pacific Ocean
   Japan Sea
2. Arctic Ocean

The Pacific Ocean is the deepest body of water in the world. It goes down almost 11,000 m.

1. The Black Sea
   The Red Sea
2. The Philippine Sea

The Philippine Sea is the largest sea in the world. It measures 2.199 million sq mi.

1. Greenland
   Newfoundland
2. New Zealand

Greenland is the largest island in the world. It measures 836,330 sq mi. New Guinea is the second largest island.

1. Islet
   Skerry
2. Archipelago

A grouping of islands is known as an archipelago. Small islands are called islets, and rocky islands are called skerrys.

1. Lena
   Huang
2. Amazon

The Amazon river is the largest in the world. It runs for 836,330 sq mi in South America

1. Aral Sea
   Lake Erie
2. Caspian Sea

The Caspian Sea is the largest fresh water body of water in the world. The second largest is Lake Superior.

1. North Africa
   North America
2. Europe

The Sahara desert is located in North Africa. It's the largest desert in the world, measuring 3,552,140 sq mi.

1. Africa
   US
2. Asia

The Mohave Desert is located in the American southwest. It measures 47,877 sq mi.

1. Europe
   Mongolia
2. South America

The Gobi Desert is located in Mongolia. It measures 500,002 sq mi and it’s the largest cold winter desert.

1. Egypt
   Iran
2. America

Aswan, Egypt, is the driest inhabited place on earth. It only gets 0.2 inches of rainfall each year. Luxor, Egypt, is the second driest inhabited place in earth.

1. 3
   7
2. 10

There are seven recognized continents on earth. Australia is its own continent.

1. Europe
   North America
2. Asia

Asia is the largest continent on earth. It measures 17,212,200 sq mi.

1. Australia
   Antartica
2. Europe

Australia/Oceana is the smallest continent on earth. It measures 2,969,907 sq mi.

1. Europe
   Africa
2. South America

There are a whopping 54 countries in Africa. Second up is Europe, which has 46 countries.

1. 12
   20
2. 34

There are 12 countries in South America. It is the continent with the fewest countries.

1. United States
   Germany
2. Russia

Russia is the largest country in the world. It measures 6,592,846 sq mi. The second largest country is Canada.

1. 4th
   6th
2. 10th

The US is 4th largest country in the world. China is the third largest country in the world.

1. France
   Vatican City
2. New Guinea

Vatican City is the smallest country in the world. It’s only 0.17 sq mi. The second smallest country in the world is Monaco.

1. Egypt
   France
2. Germany

Egypt is the oldest country in the world. King Menes started this country from 3150-3500 B.C.

1. Spain
   Britain
2. Luxembourg

Luxembourg is the second richest country in the world, after the United States. It has a GNP of $45,360.

1. China
   Russia
2. Both

China and Russia are the countries with the most land borders in the world. Both have a total of 14 countries bordering them.

1. Hurricanes
   Climate change
2. Volcanoes

Mountains are formed by erupting volcanoes. Volcanoes are formed by the movement of tectonic plates. Not all mountains are volcanic.

1. China
   Nepal
2. On the border between China and Nepal

Mount Everest is the tallest mountain in the world, reaching 29,035 ft. The border between China and Nepal falls on the summit of the mountain, so it is technically located in both countries.

1. Nepal
   Pakistan
2. USA

Most of the tallest mountains in the world are located in Nepal. These include Mt. Everest, Kangchenjunga, and Lhotse.

1. Asia
   Africa
2. Europe

Mt. Kilimanjaro is located in Africa. It measures 19,563 ft.

1. Libya
   Chile
2. South Korea

Libya is the hottest country on average on earth. It might have something to do with all that desert!

1. Scotland
   Antartica
2. Alaska

Antartica is the coldest place on earth. The average daily temperature is -56.7°F.

1. Britain
   India
2. Russia

Mawsynram, Assam, India, is the wettest place on earth. The average annual rainfall is 467.4 inches.

1. Europe
   Africa
2. Asia

Asia has the greatest population of any continent. The total in 2016 was 4,436,224,000, with Africa coming in second.

1. Germany
   Italy
2. France

Vatican City is surrounded by Italy. It has a population of only 800!

1. India's
   Russia's
2. Brazil's

China's population is roughly close to that of India. They both have well over 1 billion people.

1. Pakistan
   China
2. USA

Shanghai, China is the most populous city in the world. The second on the list is Karachi, Pakistan.