Question

E. Answer the following.
1. How are day and night caused?

2. How are seasons caused?

3. What is a leap year?

4. What is an equinox?

5. On which dates are days and nights equal?​

Answer 1

Answer:

1.Days and nights are caused due to ration of earth.

2.Seasons caused due to revolution of earth.

3. one year in every four years ,in which February month has 29days.

4. one of two times in a year when sun is imagined line round the centre of earth.

5. march 21 and September23

Answer 2

Answer:

1.Day and night are due to the Earth rotating on its axis, not its orbiting around the sun.

2. Earth's tilted axis causes the seasons.

3. One year in every four, in which February has 29 days instead of 28.

4. One of the two times in the year when the sun is above the imagined line round the centre of earth.

5. March 21 and September 23.