Although the Sun is a ............ sized star it looks to us much larger.
medium
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10
Study the opposite figure, then choose the correct answer from those between brackets : 2. ...... has the smallest size. (The Sun -The Earth -The moon)
The moon
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Check
trap
No points!
Oops!
rocket
Go to first place!
Okay!
gift
Win 15 points!
Okay!
lifesaver
Give 20 points!
Oops!
25
Give reasons for :Stars appear bright in the sky at night.
Because stars produce light
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20
The Earth is surrounded by ........ that allows some light waves to pass through it and blocks others.
atmosphere
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monster
Reset all scores!
Oops!
fairy
Take points!
5
10
15
20
25
gift
Win 20 points!
Okay!
lifesaver
Give 25 points!
Oops!
25
Give reasons for : The Sun looks much larger to us than other stars.
Because the Sun is the closest star to Earth.
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eraser
Reset score!
Oops!
seesaw
Swap points!
Okay!
shark
Other team loses 25 points!
Okay!
lifesaver
Give 20 points!
Oops!
10
Q Study the opposite figure, then choose the correct answer from those between brackets : 3 ....... has the lowest gravity force. (The Sun - The Earth - The moon)
The moon
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25
Give reasons for :Atmosphere limits the using of some telescopes to see distant celestial bodies.
Because atmosphere allows some light waves to pass to the Earth and blocks others.
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10
Study the opposite figure, then choose the correct answer from those between brackets : 1. ...... has the largest mass. (The moon - The Sun - The Earth)
the sun
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Check
baam
Lose 20 points!
Oops!
star
Double points!
Okay!
gift
Win 5 points!
Okay!
baam
Lose 20 points!
Oops!
15
The Sun produces ............ energy that warms the Earth
thermal
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15
The great gravity force of .......... keeps the eight planets In their fixed orbits.
the Sun
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15
The Sun is made up of superhot gases most of them are ...... and..........
hydrogen - helium
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15
The Sun Is the star that locates in the center of ............