Unit 1: Planet Earth

6.Time Zones: What time is it?

     A time zone is a region on Earth that has a uniform standard time for legal, commercial, and social purposes.

     Before 1972, all time zones were specified as an offset from Greenwich Mean Time (GMT), which was the mean solar time at the meridian passing through the Royal Observatory in Greenwich, London.

Time zones from mrcoyleteach

5. Latitude and Longitude Game

     Click on the Planet Earth to start playing:

4. Latitude, Longitude and Time Zones

     Learn about Latitude and Longitude watching this video:

     Longitude and Latitude song:

3. Understanding Latitude and Longitude

Understandinglongitudeandlatitude from mrpolizone

2. Planetary mnemonic: ordering the planets

     A planetary mnemonic is a phrase used to remember the planets of the Solar System. It is an easy way to remember the order of the planets from the Sun:

1. Let's investigate about Planet Earth (activity 1)

     Now you know many things about the Universe but there is much more information that you don't know yet. Do you want to know a litle more?

     Go to the following link and start exploring: KIDS ASTRONOMY

Let's go!

1. What is the name of Earth in Greek mythology?

2. What percentage of Earth's surface is covered by oceans?

3. What percentage of Earth's surface is covered with land?

4. How many billion of people are currently living on the Earth? 
5. What are the factors that keep us alive on Earth?