Specify position of constellations, and apply the knowledge gained for useful purposes.
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Q 1/20
Score 0
What is the primary cause of tides on Earth?
30
Earth’s rotation
The tilt of Earth’s axis
The Sun’s gravity
The Moon’s gravity
Q 2/20
Score 0
What are spring tides?
30
Tides caused by the Earth’s tilt
Tides that occur in the spring season
Tides with the least range
Tides with the greatest range
20 questions
Q.
What is the primary cause of tides on Earth?
1
30 sec
SC9.AS.1
Q.
What are spring tides?
2
30 sec
Q.
How often do high tides occur in most coastal areas?
3
30 sec
Q.
During which phase of the Moon do neap tides occur?
4
30 sec
Q.
What is the apparent motion of the Sun as observed from Earth?
5
30 sec
Q.
Why do spring tides occur during a full or new Moon?
6
30 sec
Q.
What would happen to tides if the Moon were closer to Earth?
7
30 sec
Q.
What causes the Sun to appear to move across the sky during the day?
8
30 sec
Q.
How would tides change if the Sun’s gravitational force suddenly disappeared?
9
30 sec
Q.
Why are high tides higher during spring tides compared to neap tides?
10
30 sec
Q.
Which location on Earth experiences the highest tides?
11
30 sec
Q.
If Earth’s rotation slowed down, what would happen to the apparent motion of the Sun?
12
30 sec
Q.
If the Earth, Moon, and Sun form a 90° angle, what type of tides occur?
13
30 sec
Q.
A coastal city experiences unusually low high tides. What is the most likely explanation?
14
30 sec
Q.
Calculate the gravitational force between Earth (mass = 5.97Ă—10245.97 \times 10^{24}5.97Ă—1024 kg) and the Moon (mass = 7.35Ă—10227.35 \times 10^{22}7.35Ă—1022 kg) separated by a distance of 3.84Ă—1083.84 \times 10^{8}3.84Ă—108 m.
15
30 sec
Q.
If Earth's axis were perpendicular to its orbit, what would happen to the apparent motion of the Sun?
16
30 sec
Q.
How does the Moon’s elliptical orbit affect the tides?
17
30 sec
Q.
Why do the poles experience minimal tidal changes compared to equatorial regions?
18
30 sec
Q.
During a solar eclipse, which type of tide is most likely to occur?
19
30 sec
Q.
If the Moon’s gravitational force were twice as strong, how would this affect the tides?
