This is a violently rotating column of air that is in contact with the surface of Earth and a cloud.
Tornado
This type of rock is formed when existing rocks are transformed by heat, pressure, or chemical reactions.
Metamorphic
After our sun, this is the closest start to Earth.
Proxima Centauri
This is the name of the pleasant smell that frequently accompanies the first rain after a long period of warm, dry weather.
Petrichor
This type of rock is created from particulates accumulating and solidifying, usually under water.
Sedimentary
This a powerful and luminous stellar explosion, marking the death of a massive star or a white dwarf under specific circumstances.
Super Nova
This is a rare and unexplained phenomenon described as luminescent, spherical objects that vary from pea-sized to several meters in diameter
Ball Lightning
This type of rock is created by the cooling of lava or magma
Igneous
This is the brightest star visible in the night sky (excluding the Sun), also known as the Dog Star. It's part of the constellation Canis Major and is relatively close to our solar system at 8.6 light-years away
Sirius
This is the name of the clouds that are often reffered to as "Thunderheads".
Cumulonimbus
This is the name of this dark volcanic rock, nicknamed “nature's glass,” that forms when molten lava cools at a rapid speed
Obsidian
Olympus Mons is the largest volcano in the solar system, it is 3 times higher than Mt Everest. It can be this big due to lower gravity as well as the lack of plate tectonics. What planet is it on?
Mars
This effect causes hurricanes to rotate counter-clockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere
The Coriolis Effect
Crater Lake, Yellowstone, and California's Long Valley are all examples of what geological feature, which forms after a collapse of land following a volcanic eruption.
Caldera
Which planet in our solar system is NOT named after a Roman God or Goddess.
Earth