Science

Chemistry

Mass of NaCl

In chemistry contexts, “mass of NaCl (Sodium chloride)” almost always refers to its molar mass. Sodium chloride (NaCl), commonly known as “table salt,” is so ubiquitous we rarely pause to consider its fundamental nature. Its humble grains embody a sophisticated dance of electrons and ions — one that has shaped “chemistry, biology, and industry” for centuries.

Linguistics

Dolce

“Dolce” is an Italian word that translates to “sweet” in English. It is commonly used in musical contexts as a directive to performers, indicating that a passage should be played “sweetly, gently, or with ‘a soft, lyrical’ quality.” This instruction influences both the dynamics (volume) and the expressive character of the music, encouraging ‘a smooth, tender’ tone.

Linguistics

Tone words

Tone words are specific “words or phrases” used to convey the writer’s or speaker’s attitude toward the ‘subject, audience, or situation.’ These words help readers understand the “mood and underlying emotions” present in the text. Tone can range from ‘formal to informal, optimistic to pessimistic, serious to humorous, and more.’

_Earth

River Rock

‘River rock’ is a diverse collection of stones that have been naturally ‘smoothed and rounded’ over time by the flow of river-water. These rocks are characterized by their “textured flat surfaces” and a wide range of imperfections, giving each stone a unique look. Their colors vary from “white, grey, tan, and brown” to ‘deeper shades of red,’ making them versatile for a large number of applications.

Linguistics

Multisyllabic words

Words having ‘two or more’ syllables are referred to as ‘multisyllabic’ words. An individual vowel sound, sometimes accompanied by a consonant, makes up a ‘syllable.’ A syllable is a word’s “portion, or chunk.” The most prevalent ‘syllable patterns’ in multisyllabic words are “vc|cv, v|cv, vc|v, and v|v.”

Astronomy

Is the moon a planet

The moon is an Earthly satellite, “not” a planet. Moons, also referred to as “planetary satellites,” are naturally celestial bodies that orbit planets. The most well-known “planetary satellite” is Earth’s Moon, named just ‘Moon’ because it was known firstly before we knew about other planetary satellites.

Chemistry

ppm

The ratios known as “parts per million” (ppm) and “parts per billion” (ppb) indicate how many grams of solute there are in one million or one billion grams of sample, respectively. Like percent, these are a measure of concentration. One drop for every million drops, one gram for every million grams, etc. could be considered a “part per million.”

Astronomy

Red Planet

For Mars, the phrase “Red Planet” is frequently employed because the rusting of the iron minerals in the “Martian mud” gives the surface a red appearance. Mars was named so by the Romans for their “god of war” because its reddish color was reminiscent of blood. The Greeks designated it “Ares.”

Climate

Mammoth

Mammoth, a carbon removal factory in Iceland, is ten times bigger than Climeworks' former facility, “Orca,” and “it will be crucial in order to attain gigaton scale by 2050 and megaton capacity by 2030.” The second commercial “direct air capture and storage” (DAC+S) facility, Mammoth, is Climeworks' 18th project.