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4c What’s up in the sky?

1 Vocabulary  A. Listen and number the pictures 1 6.

stars solar system planet Earth Moon galaxy
© MM Publications
B. Look at the box and read the numbers a-e aloud. Then listen and check.

> 5,037 five thousand and thirty-seven
a. 6,534
> 78,225 seventy-eight thousand, two hundred and twenty-five b. 5,700,000,000

> 44,000,000 forty-four million c. 287
> 1,960,836,300 one billion, nine hundred and sixty million, eight d. 28,119
hundred and thirty-six thousand, three hundred e. 9,500,000

2 Read  A. What do you know about the Sun? Listen, read and check your answers.

The T billions of stars in our that it will probably shine
Sun galaxy. It only seems bigger Then it will start getting
Sun
he Sun is one of the
for another ive billion years.
because it is much closer to
bigger and bigger and turn
the Earth than other stars.
into a dying star called a
The Sun is 1,392,000 km in
to Earth and the oceans will
diameter. Basically, it’s just a ‘red giant’. It will get closer
big powerful ball of gas. The become dry. In the end, the
light and heat it sends out give Sun will eat up all the planets
life to everything on Earth. that are close to it. This will
The Sun is about ive billion be the end of the Earth as we
know it.
years old and scientists say
y e a r s o l d a n d s c ie n t i st s s a y k n ow i t .

WARNING!
Never look directly
THAT’S at the Sun, especially
HOT! through a camera
The temperature or a telescope.
You can it
The light
The light
1,300,000 at the centre of the Sun It can damage from the Sun
from the Sun
o
r
a
Earths inside is about 15 million C. your eyes!
E
s
in
e
id
h
t
s
takes eight
the Sun. On the surface takes eight
minutes
it’s about minutes
to get
5,500 C. to get
o
to Earth.
to Earth.
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