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Test: Motions of the Earth


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10 Questions MCQ Test Geography for UPSC CSE | Test: Motions of the Earth

Test: Motions of the Earth for UPSC 2022 is part of Geography for UPSC CSE preparation. The Test: Motions of the Earth questions and answers have been prepared according to the UPSC exam syllabus.The Test: Motions of the Earth MCQs are made for UPSC 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Motions of the Earth below.
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Test: Motions of the Earth - Question 1

The motion of the Earth around the Sun is known as?

Detailed Solution for Test: Motions of the Earth - Question 1

Revolution is the movement of the earth around the sun in a fixed path or orbit

Test: Motions of the Earth - Question 2

Which of the following circle divides the day from the night on the Earth?

Detailed Solution for Test: Motions of the Earth - Question 2

The circle that divides the day from the night on the globe is called the circle of illumination.

Test: Motions of the Earth - Question 3

On which of the following date, the nights are longer than the days?

Detailed Solution for Test: Motions of the Earth - Question 3
  • The nights are longer than the days. It occurs on the 22nd of December.
  • On 22nd December, the Tropic of Capricorn receives direct rays of the sun as the South Pole tilts towards it.
Test: Motions of the Earth - Question 4

Which of the following statement is correct concerning Equinox?

Detailed Solution for Test: Motions of the Earth - Question 4

On 21st March and September 23rd, direct rays of the sun fall on the equator. At this position, neither of the poles is tilted towards the sun.

Test: Motions of the Earth - Question 5

On which of the following days' equinox occur?

Detailed Solution for Test: Motions of the Earth - Question 5

EQUINOX

  • The whole earth experiences equal days and equal nights. It occurs on 21st March and September 23rd.
Test: Motions of the Earth - Question 6

Consider the following statements:

1. The movement of the Earth on its axis is called revolution
2. The movement of the Earth around the sun in a fixed path or orbit is called rotation

Q. Which of the statements given above is/are correct?

Detailed Solution for Test: Motions of the Earth - Question 6

Statement 1 is incorrect - Earth spins around its axis, just as a top spins around its spindle. This spinning movement is called the Earth's rotation.

Statement 2 is incorrect -  At the same time that the Earth spins on its axis, it also orbits or revolves around the Sun. This movement is called the revolution.

Test: Motions of the Earth - Question 7

What would happen if the earth did not rotate?

1. Half part of the Earth would remain in cold all time.
2. The complete Earth would always experience day.
3. Life would be possible even in that extreme conditions

Q. Select the correct answer using the codes given below:

Detailed Solution for Test: Motions of the Earth - Question 7

Statement 1 is correct - The other half of the Earth would remain in darkness and be cold all the time.

Statement 2 is incorrect - The half portion of the earth facing the sun would always experience day, thus bringing continuous warmth to the region.

Statement 3 is incorrect - Life would not have been possible in such extreme conditions

Test: Motions of the Earth - Question 8

Which of the following statement is correct regarding the winter Solstice?

Detailed Solution for Test: Motions of the Earth - Question 8
  • The nights are longer than the days during the winter solstice. It occurs on the 22nd of December.
  • On 22nd December, the Tropic of Capricorn receives direct rays of the sun as the South Pole tilts towards it.
Test: Motions of the Earth - Question 9

Why are days and nights are equal at all places on Earth on September 23rd?

Detailed Solution for Test: Motions of the Earth - Question 9

EQUINOX

  • The whole earth experiences equal days and equal nights. It occurs on 21st March and September 23rd.
  • On 21st March and September 23rd, direct rays of the sun fall on the equator. At this position, neither of the poles is tilted towards the sun.
Test: Motions of the Earth - Question 10

Consider the following statements:

1. Earth takes 365 days for it to revolve around the sun.
2. Earth goes around the sun in an elliptical orbit.

Q. Which of the statements given above is/are correct?

Detailed Solution for Test: Motions of the Earth - Question 10

Statement 1 is incorrect - Earth takes 365¼ days for it to revolve around the sun.

Statement 2 is correct - Earth goes around the sun in an elliptical orbit. Note that throughout its orbit, the earth is inclined in the same direction.

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