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WorksheetsCelestial Observations
Total questions: 20
Worksheet time: 18mins
How long is a sidereal day
23h
24h
23h 54m
23h 56m
What is this constellation
The plough
Ursa minor
Cassiopeia
Polaris
What is this constellation called?
Ursa Major
Ursa Major
Ursa Major
Ursa Major
Latitude >=90° -
(a)
An imaginary dome of the sky onto which all celestial objects such as stars, moons and planets can be plotted.
Sun
Celestial Sphere
Apparent Motion
Real Motion
Height of a celestial object above the horizon measured in degrees.
Altitude
Height
Zenith
Polaris
This is the lowest altitude that an object can have to an observer.
90
3
0
-1
This is the highest altitude an object to an observer.
0
1
100
90
From earth, comets look like _______.
fuzzy stars
an airplane
a kite
twinkling stars
What are comets made of?
mud, rock, water
ice and rock
ice, dust, water
gas and dust
Which planet is the only planet know to have life?
Earth
Mars
Venus
Mercury
Τι είναι η Ουράνια Σφαίρα;
Μία Χιονόμπαλα με αστέρια
Αίθουσα στο Πλανητάριο
Φανταστκός θόλος που βρίσκεται πάνω από το κεφάλι μας
Αυτό που βλέπουμε το βράδυ
How long does it take the Moon to make a revolution around the Earth?
12 hours
27 Earth days
One year
Three months
Which phenomenon does the Moon affect on Earth?
The seasons
Tree growth
Mountain erosion
The tides
