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    Privacy˙Terms˙
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    surface area

    US /ˈsɚfəs ˈɛriə/

    ・

    UK /ˈsə:fis ˈɛəriə/

    A2
    n. (u.)Uncountable NounThe total area of the surface of a three-dimensional object.
    The surface area of the Earth is approximately 510 million square kilometers.

    Video subtitles

    The Moons of Mars Explained -- Phobos & Deimos MM#2

    01:55The Moons of Mars Explained -- Phobos & Deimos MM#2
    • Their surface area is up close to some of the smallest states on Earth,

      Their surface area is up close to some of the smallest states on Earth,

    • Their surface area is up close to some of the smallest states on Earth,

      Their surface area is up close to some of the smallest states on Earth,

    B1

    How to fight climate change with parking lots

    08:32How to fight climate change with parking lots
    • A 2023 policy in France will require that outdoor car parks with more than 80 spaces cover at least half the surface area with solar canopies.

      A 2023 policy in France will require that outdoor car parks with more than 80 spaces cover at least half the surface area with solar canopies.

    • cover at least half the surface area with solar canopies.

      cover at least half the surface area with solar canopies.

    B1

    Should You Wipe Off Your Sweat?

    03:42Should You Wipe Off Your Sweat?
    • But a human body can't necessarily evaporate a liter of water every hour: a square meter, under room temperature conditions, will only evaporate about a third of a liter per hour, and the surface area of a human is only between 1 and 2 square meters. 

      But a human body can't necessarily evaporate a liter of water every hour: a square meter, under room temperature conditions, will only evaporate about a third of a liter per hour, and the surface area of a human is only between 1 and 2 square meters. 

    • temperature conditions, will only evaporate about  a third of a liter per hour, and the surface area  

      temperature conditions, will only evaporate about  a third of a liter per hour, and the surface area  

    B1

    Why Are There Stones Along Railway Tracks?

    05:40Why Are There Stones Along Railway Tracks?
    • The crushed stones in the track ballast offer a larger surface area than a flat plane.

      The crushed stones in the track ballast offer a larger surface area than a flat plane.

    B2

    What Activated Charcoal Actually Does To Your Body

    03:12What Activated Charcoal Actually Does To Your Body
    • The difference is that activated charcoal is burned at a higher temperature, so it breaks down into a very fine powder, which gives it a larger surface area than a chunk of charcoal on your grill.

      The difference is that activated charcoal is burned at a higher temperature, so it breaks down into a very fine powder, which gives it a larger surface area than a chunk of charcoal on your grill.

    • into a very fine powder which gives it a larger surface area

      into a very fine powder which gives it a larger surface area

    B2

    ハムの味を再現する、キャンディー作りの職人技 | WIRED.jp

    11:53ハムの味を再現する、キャンディー作りの職人技 | WIRED.jp
    • The pulled part of the candy has more surface area, so it's going to dissolve faster.

      The pulled part of the candy has more surface area, so it's going to dissolve faster.

    • The pulled part of the candy has more surface area, so it's going to dissolve faster.

      The pulled part of the candy has more surface area, so it's going to dissolve faster.

    B2

    How To Make Home Fries | Extra Crispy Home Fries Recipe! | Hilah Cooking

    04:55How To Make Home Fries  |  Extra Crispy Home Fries Recipe! |  Hilah Cooking
    • So yeah, that's good, then you got a lot of surface area. You can get a big, crunchy bite

      So yeah, that's good, then you got a lot of surface area. You can get a big, crunchy bite

    • Then you get a lot of surface area.

      Then you get a lot of surface area.

    B1

    NEW Knives + Prototypes at Shot Show 2025!

    16:22NEW Knives + Prototypes at Shot Show 2025!
    • It's got a really wide surface area and a skeletonized handle to reduce weight.

      It's got a really wide surface area and a skeletonized handle to reduce weight.

    • It's got a really wide surface area and a skeletonized handle to reduce weight.

      It's got a really wide surface area and a skeletonized handle to reduce weight.

    B1

    Why Are Cooling Towers Shaped Like That?

    19:48Why Are Cooling Towers Shaped Like That?
    • I'm just using a dehumidifier pad, but in an actual cooling tower, the fill is usually a layer of plastic carefully designed to maximize the surface area of the water in the system.

      I'm just using a dehumidifier pad, but in an actual cooling tower, the fill is usually a layer of plastic carefully designed to maximize the surface area of the water in the system.

    • The goal is to expose as much surface area of the hot water as possible to the air flowing through the tower.

      The goal is to expose as much surface area of the hot water as possible to the air flowing through the tower.

    B1

    古人類学者だけど「原始人」について質問ある? | Tech Support | WIRED Japan

    17:38古人類学者だけど「原始人」について質問ある? | Tech Support | WIRED Japan
    • So that reduced the surface area by which they lost heat.

      So that reduced the surface area by which they lost heat.

    • So that reduced the surface area by which they lost heat.

      So that reduced the surface area by which they lost heat.

    B2