Earth's Revolution and Seasons

Q. Why does the Earth experience seasons?

1. Due to a tilt in the Earth's axis.
2. Due to the presence of warm and cold ocean currents.
3. Due to the presence of varying time zones.
4. Due to the revolution of the Earth.

Q. Which of the following statement(s) is/are true?

1. The Equinox occurs twice each year- 21 March and 24 September.
2. The shortest day in the the northern hemisphere is on 22 December.
3. When the northern hemisphere experiences winter solstice, the southern hemisphere is experiencing summer solstice.
4. Equinox is characterised by an equal duration of day and night.

Q. Match the following terms relative to the Southern Hemisphere.

X - Equal day and night

1. Longest day
2. Longest night
3. X
4. Winter Solstice
5. Summer Solstice
6. Equinox