TRUE OR FALSE: When you look at a star, what you see is actually what it looked like in that past.
TRUE: Light takes time to reach Earth. For instance, sunlight takes about 8.5 minutes to reach the Earthโs surface. So, you may be seeing the version of years
Oops!
Check
Okay!
Check
eraser
Reset score!
Oops!
gold
Win 50 points!
Okay!
gift
Win 10 points!
Okay!
baam
Lose 20 points!
Oops!
15
A room or building housing an astronomical telescope or other scientific equipment for the study of natural phenomena:
observatory
Oops!
Check
Okay!
Check
monster
Reset all scores!
Oops!
gift
Win 20 points!
Okay!
rocket
Go to first place!
Okay!
banana
Go to last place!
Oops!
15
Between these planets, which one is the biggest:
Oops!
Show
Check
Okay!
Check
15
A fixed luminous point in the night sky which is a large, remote incandescent body like the sun:
star
Oops!
Check
Okay!
Check
15
A vehicle or device designed for travel or operation outside the earth's atmosphere:
spacecraft
Oops!
Check
Okay!
Check
15
All of space and everything in it including stars, planets, galaxies, etc:
universe
Oops!
Check
Okay!
Check
15
An tool with which we can observe distant celestial objects.
telescope
Oops!
Check
Okay!
Check
15
TRUE OR FALSE? Space is completely silent.
TRUE, there is no air or atmosphere in space. Since it is a vacuum, sound waves will have no medium to travel to. That means, no one will hear you in space.
Oops!
Check
Okay!
Check
15
TRUE OR FALSE? Because of the lack of gravity, astronauts get shorter in outer space.
FALSE! Astronauts can grow about 5 centimeters during their stay in space. The reason for this is the lack of gravity which expands the disks of their spines.
Oops!
Check
Okay!
Check
15
TRUE OR FALSE? The moon is slowly moving closer to our planet, which has made the days on Earth to become shorter and shorter. In the past, the days used to last 60 hours.
False! The moon is moving away from us, 1.4 billion years ago our days lasted around 18 hours, can you imagine??