ArcaMax

Knowledge

on Dec 7, 2025

Doppler Radar
Helicopters
Thermometers
Barometers

Doppler Radar. Doppler radar uses the Doppler Effect to gather velocity data about objects at a distance.

Science Trivia / December 06, 2025

3. Uranium-235 is the first uranium isotope found to be fissile.

Science Trivia / December 06, 2025

Aftershocks. If an aftershock is greater than the earthquake, the earthquake is deemed a "foreshock".

Science Trivia / December 05, 2025

Venera 9. The Russian built Venera 9 landed on Venus in 1975.

Science Trivia / December 05, 2025

Solar Radiation. Solar radiation includes ultraviolet and near-infrared radiation from the sun.

Science Trivia / December 04, 2025

Schist. Schist is the metamorphic equivalent of shale, a sedimentary rock.

Science Trivia / December 04, 2025

Passive Transport. Passive transport, unlike active transport, does not involve any chemical energy.