The science term "weather vane" is best defined as which of these?

Science Trivia / April 09, 2026

Instrument To Show Wind Direction. Weather vanes are architectural ornaments usually set at the highest point of a building.

What is the white trail flowing behind jets in the sky called?

Science Trivia / April 09, 2026

Contrail. High-flying jets produce ice-crystal clouds called "contrails" when they fly through moist, frigid air.

What can help farmers control erosion in their fields?

Science Trivia / April 08, 2026

Strip Cropping. Strip cropping creates natural dams for water to help cut down on water erosion.

What process do large molecules use to get into the cell?

Science Trivia / April 08, 2026

Endocytosis. In endocytosis, a substance gains entry into the cell without passing through the cell wall.

Halley's Comet is predicted to appear again in which year?

Science Trivia / April 07, 2026

2061. The official designation of Halley's comet, a short-period comet, is 1P/Halley.

What is the addictive chemical in cigarettes?

Science Trivia / April 07, 2026

Nicotine. The alkaloid nicotine was used as insecticide.