giúp em vs ạ
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Complete the sentences using the words in the box.
astronomer space probes core gravity orbit matter
diameters unique surface craters distance
1 With a telescope, you can easily see
on the moon.
2 An
knows a lot of information about the solar system.
3 The moon has weaker.
4 It takes Earth one year to complete one.
5 Earth and Venus are close in size. They have similar
than Earth, so astronauts weigh less there.
around the sun.
6 The
from Earth to the moon is about 384,000 kilometers.
7
travel through space and send information to Earth.
8 The moon's
9 The sun has most of the.
10 It is very hot in Earth's.
is very gray, rocky, and full of craters.
in the solar system.
11 Each planet in the solar system is
in different ways.