Physical Geography Online Quiz

Slate is a fine-grained, foliated, homogeneous metamorphic rock derived from an original shale-type sedimentary rock composed of clay or volcanic ash through low-grade regional metamorphism.

The troposphere is the lowest layer of Earth's atmosphere, and is also where nearly all weather conditions take place. It contains 75% of the atmosphere's mass and 99% of the total mass of water vapour and aerosols.

Pluto is farthest from the Earth. Our Solar System has eight planets which orbit the sun. In order of distance from the sun they are; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. Pluto, which until recently was considered to be the farthest planet, is now classified as a dwarf planet.

Pure magnetite contains 72.4 percent iron, hematite 69.9 percent, limonite 59.8 percent, and siderite 48.2 percent, but, since these minerals never occur alone, the metal content of real ores is lower.

A country is landlocked if it has no access to any oceans or seas. As an example, Austria is landlocked. France is not landlocked because it has access to the Mediterranean and the Atlantic Ocean. A sea is also landlocked if does not have access to an ocean. As an example, the Aral Sea is landlocked.

Mediterranean climate is characterized by mild wet winters and warm to hot, dry summers.

The sphere of living matter together with water, air and soil on the surface of the earth is known as Biosphere. The biosphere, also known as the ecosphere, is the worldwide sum of all ecosystems.

A hailstorm is an unusual weather phenomenon in which balls of ice, called hail, fall from the sky. It is formed when drops of water freeze together in the cold upper regions of thunderstorm clouds.

The Richter scale is a measure of the strength of earthquakes, developed by American seismologists Charles Francis Richter.

The plateau is also called a high plain or a tableland. The topography of the plateau is ideal for the generation of hydropower.