Question

B. Fill in the blanks:

1. The average distance of the Sun at aphelion is ________.

2. The days are shorter during the _______ season.

3. _______ caused the bulging of the earth at the equator and
flattening at the poles.

4. The imaginary line which segregates the day
from the night is known as ________.

5. The period of diffused light after sunset is known as _______ and before sunrise
it is known as _______.
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Answer 1

1. 1.5 million miles.

2. winter season.

3. due to the rotation of the Earth.

4. the circle of illumination.

5. dawn and dusk.