topic 4 time and earth-moon-sun cycles Flashcards
State how many times the Moon revolves around the Earth in one year.
Give you answer to the nearest whole number.
13
where is the Sun at the time of the spring equinox?
crossing the celestial equator heading northwards
what best describes the changes in the lengths of day and night in the
southern hemisphere between August and October?
Days become longer and nights become shorter
For the sundial to be set up correctly, the gnomon must be aligned to a key point.
To which point must the gnomon be aligned?
south celestial pole
Suggest a reason why the world is split into a number of different time zones.
Any sensible answer, e.g. social reasons / ability
to live lives by day (and not night) possible for
all (1)