The hadal zone begins at what depth?

Science Trivia / April 08, 2025

10,000 Meters. The hadal zone or trench zone is 20,000 feet deep and below the ocean floor.

What was the Great Plains of the U.S. called in the 1930's because of erosion?

Science Trivia / April 07, 2025

The Dust Bowl. The period of the Dust Bowl is sometimes referred to as the "Dirty Thirties".

What law describes resistances?

Science Trivia / April 07, 2025

Ohm's Law. Gustav Kirchhof reformulated Ohm's law.

Who was the professor that trained Apollo astronauts for geological ventures on the moon?

Science Trivia / April 06, 2025

Lee Silver. Lee Silver, a professor at CalTech, served as an instructor to the astronauts of Apollo 13, 15, 16 and 17.

What kind of electromagnetic radiation arises only from nuclear excitations?

Science Trivia / April 06, 2025

Gamma Rays. Gamma rays are ultra-high frequency light rays created when a nucleus relaxes from an excited state.

Ruby and sapphire are gem forms of which mineral?

Science Trivia / April 05, 2025

Corundum. Ruby and sapphire are both forms of corundum, with a hardness rating just below a diamond.