B2 Intermedio alto English 4:49 631 palabras Educational

How smart are crows? - Katharina Brecht

TED-Ed · 1,179,384 vistas · Added hace 6 horas

Learning Stats

B2

Nivel MCER

631

Total Words

364

Unique Words

6/10

Dificultad

Vocabulary Diversity 58%

Subtítulos (75 segments)

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00:06

In one of Aesop’s 2,500-year-old fables, a crow is searching for water.

00:12

It spies a pitcher and discovers liquid inside—

00:16

but it's beyond reach.

00:18

Soon, the crow begins dropping pebbles into the pitcher.

00:22

One by one, they displace the water, and the crow quenches its thirst.

00:27

Interestingly, this fable turns out to be pretty accurate.

00:30

In a 2014 experiment,

00:32

scientists placed a food reward in a tube partially filled with water

Full subtitles available in the video player

Key Vocabulary (16)

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.

food A1 noun

edible substance

"The food is good."

water A1 noun

H2O liquid

"Drink water daily."

different A1 adjective

unlike

"Different colors."

brain B2 verb

To hit someone very hard on the head, typically with a heavy or blunt object. It is a graphic and often informal verb used to describe a violent strike to the skull.

experiment A1 noun

A scientific test done to find out how something works or to see if an idea is true. It is a common activity in science classes where students follow steps to observe a result.

"The experiment is important."

pitcher A1 noun

In sports like baseball or softball, a pitcher is the player who throws the ball toward the batter to start each play. The pitcher stands on a specific area called the mound and tries to prevent the batter from hitting the ball.

"The pitcher is important."

scientists
brains
crow
corvids
crows
jays
suggesting
beyond
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