:: NIGHT & DAY ::

It takes the earth approximately 24 hours to fully rotate around on its axis.
This results in day and night and different time zones around the world.

Take a look at this site :: http://www.worldtime.com/

:: TIME ZONES ::

How many time zones are there in Australia at present?

What are these zones?

How many time zones are there in Australia during daylight saving?

What time is it in Sydney now?

What time is it in:

Melbourne
Brisbane
Adelaide
Darwin
Hobart
Perth

For information try some of these websites:
http://members.iinet.net.au/~jacob/timezone.html
http://greenwichmeantime.com/local/australia

:: CHALLENGE ::

Throughout history people have measured time in many different ways.

Your task is to choose one of the ways we have measured time, and find out as much as you can about it.

You should include a diagram that explains how it works or make a model and photograph it. Have fun!

For information try some of these websites:
http://physics.nist.gov/GenInt/Time/time.html
http://www.howstuffworks.com/clock/htm