B2 Intermédiaire supérieur English 4:20 642 mots Educational

Your phone’s camera isn’t as good as you think - Rachel Yang

TED-Ed · 318,704 vues · Added il y a 5 heures

Learning Stats

B2

Niveau CECRL

642

Total Words

326

Unique Words

6/10

Difficulté

Vocabulary Diversity 51%

Sous-titres (73 segments)

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00:07

When the Visualphone VP210 hit the market in 1999,

00:11

it advertised a never-before-seen feature:

00:13

a camera.

00:14

With only 0.11 megapixels and storage for 20 photos,

00:18

the Visualphone is a relic compared to modern devices

00:21

sporting three distinct cameras, each with up to 100 times more resolution.

00:27

But while this technology has improved dramatically in the 21st century,

00:30

engineers are rapidly approaching a hard limit on phone camera quality.

Full subtitles available in the video player

Key Vocabulary (22)

range A2 noun

A range refers to the limits between which something varies, or a set of different things of the same general type. It is commonly used to describe a variety of choices, a scale of numbers, or a physical distance.

digital B2 verb

Relating to or using computer technology and the internet to store or process information as discrete binary digits. It is often used to describe modern electronic systems as opposed to traditional analog ones.

sensor B2 noun

A device that detects or measures a physical property and records, indicates, or otherwise responds to it. It acts as an input device for electronic systems, converting environmental changes into signals that can be read by an observer or an instrument.

dynamic B2 noun

A force that stimulates change or progress within a system or process. It specifically refers to the way in which people or things behave and react to each other in a particular situation.

photo A1 noun

A photo is an image of a person, place, or thing that is captured using a camera. It is a common way to record memories, especially when traveling or spending time with family and friends.

"The photo is important."

camera A1 noun

A camera is a device used to capture and record static or moving images. It works by focusing light through a lens onto a light-sensitive surface such as film or a digital sensor.

"The camera is important."

phone A1 noun

A device used to talk to people who are far away or to send messages and use the internet. In a business context, it is a tool for professional communication with colleagues and clients.

"The phone is important."

quality A1 noun

Quality describes how good or bad something is. In a business context, it often refers to a high standard or a specific feature of a product or service.

"The quality is important."

data A1 noun

Data refers to facts, numbers, or information collected together for reference or analysis. In a modern context, it often describes the digital information stored on or used by a computer or smartphone.

"The data is important."

light A1 adjective

Describes a space that has a lot of natural brightness or many windows. It also refers to colors that are pale or close to white rather than dark.

"This is very light."

picture A1 noun

A picture is a visual representation of a person, object, or scene, such as a photograph, drawing, or painting. It is commonly used to decorate walls in a home or to store memories in an album.

"The picture is important."

resolution A1 noun

Resolution describes how clear and detailed an image or a screen looks. In art and photography, high resolution means the picture is very sharp, while low resolution means it looks blurry or pixelated.

three A1 number

3

"Three birds."

times
better
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