B2 Upper Intermediate English 5:31 649 शब्द Educational

Why don’t we get our drinking water from the ocean? - Manish Kumar

TED-Ed · 1,141,159 व्यूज़ · Added 5 घंटे पहले

Learning Stats

B2

CEFR लेवल

649

Total Words

363

Unique Words

6/10

Difficulty

Vocabulary Diversity 56%

सबटाइटल्स (80 segments)

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00:07

You're stranded at sea and getting thirsty.

00:10

Water fills the horizon— but you know you’re not supposed to drink it.

00:14

So, what would actually happen to you if you did?

00:17

And how can you find a way to hydrate?

00:20

The danger in drinking saltwater lies at the cellular level.

00:24

To maintain their structural integrity,

00:27

your body’s cells match the concentration of certain ions, like salt,

00:32

within their membranes with the concentration outside of them—

Full subtitles available in the video player

Key Vocabulary (25)

you A1 pronoun

Used to refer to the person or people that the speaker is addressing. It is the second-person pronoun used for both singular and plural subjects and objects.

people A1 noun

People refers to a group of human beings or the general public. It is the standard plural form of the word 'person'.

without A1 preposition

Used to show that someone or something is not present, not included, or not being used. It describes a lack or absence of a person, object, or action.

water A1 noun

H2O liquid

"Drink water daily."

body A1 noun

The whole physical structure of a person or animal, including the bones, skin, and internal organs. It is used to describe the entire physical being of a living or deceased entity.

waste B2 verb

To use or expend resources such as time, money, or energy carelessly, extravagantly, or for no useful purpose. It implies that a valuable resource has been lost or used ineffectively when it could have been saved or used better.

reverse B2 verb

To change something so that it is the opposite of what it was before, or to move backwards in a vehicle or on foot. In a legal or formal sense, it means to officially cancel a decision or position and replace it with the opposite.

sea A1 noun

A large body of salt water that covers most of the Earth's surface. It is generally smaller than an ocean and often partly or fully surrounded by land.

energy A1 noun

Energy is the power that comes from things like electricity, coal, or the sun to make machines work or provide heat. It also describes the physical and mental strength that people have to be active and do things.

cells
salt
actually
using
plants
freshwater
अभी तक कोई टिप्पणी नहीं। अपने विचार साझा करने वाले पहले व्यक्ति बनें!

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