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氷

File:Ice_Block,_Canal_Park,_Duluth_(32752478892).jpg · Wikimedia Commons · See Wikimedia Commons

EntityQ23392· pop 177· linked from 1,275 articles

Also known as solid water, water ice, water, crystalline water, frozen water, frozen ice

固体の状態にある水

OverviewAI-generated

Ice is a chemical compound with the formula H₂O. It has a density of 925.7 and a Mohs' hardness of 1.5. The melting point of ice is 0. The speed of sound in ice is 3000.

The subject is associated with the Unicode character 🧊. It is categorized under the Commons category "Ice" and has a corresponding gallery.

In academic literature, a PubMed query for "ice" returns a count of 53343. Additionally, the topic is referenced by 1,275 other encyclopedia articles.

Synthesized by Vinony from 11 facts across 3 sources: Wikidata, PubMed, Vinony graph. Generated from structured data (not the Wikipedia text) and checked against those facts — may still contain errors.

Key facts

Material.name
Ice
Material.image
Ice Block, Canal Park, Duluth (32752478892).jpg
Material.alt
A picture of ice
Material.caption
An ice block
Material.density
0.9167–0.9168 g/cm3
Material.refractive_index
1.309
Material.youngs_modulus
3400 to 37,500 kg-force/cm2
Material.tensile_strength
5 to 18 kg-force/cm2
Material.compressive_strength
24 to 60 kg-force/cm2
Material.thermal_conductivity
0.0053(1 + 0.0015 θ) cal/(cm s K), θ = temperature in °C
Material.specific_heat
0.5057 − 0.001863 θ cal/(g K), θ = absolute value of temperature in °C
Material.dielectric_constant
~95
Material.footnotes
The properties of ice vary substantially with temperature, purity and other factors.

via Wikipedia infobox

Research

53,343 papers

via PubMed

Wikidata facts

Subclass of
water
Followed by
liquid water
Material used
water
Image
Eiskristalle in der Eishöhle.JPG
Show 14 more facts
density
925.7
Commons category
Ice
chemical formula
H₂O
topic's main category
Category:Water ice
facet of
water
Commons gallery
Ice
phase point
triple point
melting point
0
speed of sound
3000
on focus list of Wikimedia project
Wikipedia:Vital articles/Level/4
Unicode character
🧊
topic has template
Template:Ice
Mohs' hardness
1.5
Sources (9)

via Wikidata · CC0

Article · 日本語

氷(冰、こおり)とは、固体の状態にある水のこと。 なお、天文学では宇宙空間に存在する一酸化炭素や二酸化炭素、メタンなど水以外の低分子物質の固体をも氷(誤解を避けるためには「○○の氷」)と呼ぶこともある。また惑星科学では、天王星や海王星の内部に存在する高温高密度の水や、アンモニアの液体のことを氷と呼ぶことがある。さらに日常語でも、固体の二酸化炭素をドライアイスと呼ぶ。 この記事では、水の固体を扱う。

Abstract from DBpedia / Wikipedia · CC BY-SA

Gallery (52)