filmov
tv
How much heat do you lose from your head? 6 Minute English
Показать описание
Can a woollen hat make a difference when you are cold? Every winter someone might tell you to put one on, to stop your body from losing heat. But how much heat do you actually lose from your head? Rob and Georgina talk about percentages and teach you some English vocabulary.
This week's question: According to the ‘Cold Weather Survival’ chapter of the US army field guide, how much heat is lost in the cold through an uncovered head?
a) 30 to 35%
b) 40 to 45%
c) 50 to 55%
Listen to the programme to find out the answer.
Vocabulary
popular myth
something believed to be true by many people but which is actually not true
surface area
total area of the outer surfaces of an object
heat loss
measurement of the total heat transferred away from something through its surface
insulation
material used to stop heat from escaping in order to keep something warm
resting
not moving or doing anything active; in a state of rest
core temperature
body’s internal temperature, including the heart, other vital organs and blood
[Cover: Getty Images]
To download the audio and a transcript, go to:
More 6 Minute English episodes:
The woman whose cells never die
What makes a good story?
For the love of foreign languages
The joy of free diving
Can jellyfish help us solve our problems?
Is punctuality important?
#bbclearningenglish #learnenglish #cold #bodyheat #winter #hat
This week's question: According to the ‘Cold Weather Survival’ chapter of the US army field guide, how much heat is lost in the cold through an uncovered head?
a) 30 to 35%
b) 40 to 45%
c) 50 to 55%
Listen to the programme to find out the answer.
Vocabulary
popular myth
something believed to be true by many people but which is actually not true
surface area
total area of the outer surfaces of an object
heat loss
measurement of the total heat transferred away from something through its surface
insulation
material used to stop heat from escaping in order to keep something warm
resting
not moving or doing anything active; in a state of rest
core temperature
body’s internal temperature, including the heart, other vital organs and blood
[Cover: Getty Images]
To download the audio and a transcript, go to:
More 6 Minute English episodes:
The woman whose cells never die
What makes a good story?
For the love of foreign languages
The joy of free diving
Can jellyfish help us solve our problems?
Is punctuality important?
#bbclearningenglish #learnenglish #cold #bodyheat #winter #hat
Комментарии