PIMSO 2023 - Science - Primary 5 - National Round Question 19
PIMSO Science · PIMSO 2023 - Science - Primary 5 - National Round
What is the primary reason why the length of daylight changes throughout the year?
Variation in the Earth's distance from the Sun
Changes in the Earth's rotation speed
The tilt of the Earth's axis
The movement of the Earth in its elliptical orbit
None of the above