In the neap tides, the solar tide __________ the effect of the lunar tide.

Which among the following option is correct with respect to tides? 1. Spring tides occur when the sun, the moon and the earth are in a straight line. 2. Neap tides occur when the sun and moon are at right angles to each other.

A

Only 1

B

Only 2

C

Both 1 and 2

D

None of the above

In a lunar month, ____ spring tides and _____ neap tides occur.

A

1, 1

B

1, 2

C

2, 1

D

2, 2

What tide of tide is it called when two high tides and two low tides of approximately equal size occur?

A

Diurnal tide

B

Spring tide

C

Neap tide

D

Semi-Diurnal tide

Consider the following statements Spring tides occur when the sun, the moon, and the earth are in a straight line. Neap tides occur when the sun and moon are at right angles to each other. Which of the statements given above is/are correct?

A

1 only

B

2 only

C

Both 1 and 2

D

Neither 1 nor 2

At neap tide:
1. the sun and moon exert their force at right angles
2. the tidal amplitude is high
3. the low tides are very low

A

1

B

2 and 3

C

1 and 2

D

1, 2 and 3

The solar tide is larger than the lunar tide.

A

True

B

False

Consider the following sentences: 1. A lunar eclipse can only happen at the phase of the new moon. 2. A solar eclipse can only happen at the phase of the full moon. 3. During solar and lunar eclipses sun, earth and moon are in syzygy position. Which of the statements above is/are correct?

A

1 and 2 only

B

2 and 3 only

C

3 only

D

1, 2 and 3

The moon looks blood red during a total lunar eclipse because some of the sunlight passes through Earth’s atmosphere to reach the moon. As the white light breaks up while passing through the atmosphere, most of its blue-colored wavelengths are absorbed and scattered. The remaining red wavelengths light up the moon in blood-red color. Which of the following statements do not support the assertion of the above-given statement? I: The moon looks blood red during a total lunar eclipse as the white light breaks up due to the Earth's atmosphere where most of its red-colored wavelengths are absorbed. II: The moon looks blood red during a total lunar eclipse as the earth blocks the white light to travel to the moon.

A

Only I

B

Only II

C

Either I or II

D

Both I and II

E

Neither I nor II

Consider the following statements:
1. Tides are of great help in navigation and fishing
2. High tide enables big ships to enter or leave the harbour safely
3. Tide prevents siltation in the harbours
4. Kandla and Diamond Harbour are tidal ports
Which of these statements are correct?

A

1 and 4

B

2, 3 and 4

C

1, 2 and 3

D

1, 2, 3 and 4

Which among the following statements regarding spring and neap tides are correct?

A

Spring tides occur when the sun and moon are at right angles to each other with earth as centre

B

There is a seven day interval between the spring tides and neap tides

C

Neap tides occur when the sun, the moon and the earth are in a straight line

D

Spring tides occurs only once a month on the full moon period

In the neap tides, the solar tide __________ the effect of the lunar tide.

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