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NATURAL SCIENCES & TECHNOLOGY GRADE 5

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Presentation on theme: "NATURAL SCIENCES & TECHNOLOGY GRADE 5"— Presentation transcript:

1 NATURAL SCIENCES & TECHNOLOGY GRADE 5
Planet Earth and Beyond NATURAL SCIENCES GRADE 5

2 Planet Earth NATURAL SCIENCES GRADE 5

3 How the Earth Moves The Earth moves in two different ways:
1. The Earth moves around the Sun (Click on “Play” to play the animation. There is no sound) NATURAL SCIENCES GRADE 5

4 How the Earth moves around the Sun
The Earth moves in an oval shaped ORBIT (pathway) around the Sun The Earth takes 365 ¼ days (1 year) to complete one orbit NATURAL SCIENCES GRADE 5

5 Orbits of Other Planets
Other planets take a longer or shorter time than a year to orbit around the Sun. Have a look at this story… Click on link for animated story with audio. NATURAL SCIENCES GRADE 5

6 The Earth also spins on its own AXIS (an imaginary line)
How the Earth Moves The Earth also spins on its own AXIS (an imaginary line) The axis does not move The line is tilted at an angle We can compare it to this picture Click on “Play” – no sound NATURAL SCIENCES GRADE 5

7 When the Earth has made a full turn, we call it a ROTATION
It takes 24 hours for the Earth to make a full rotation This is how we have night and day NATURAL SCIENCES GRADE 5

8 The Earth spins, and so we have Night and Day
Egypt is in the dark. It is night time there The sun’s rays are beaming down on South Africa - it is day time in South Africa As the Earth keeps turning, different countries will experience day and night Egypt South Africa NATURAL SCIENCES GRADE 5

9 Let’s Practice! Can you see Africa in this picture?
If you lived on the red dot, would it be day time or night time? If you lived on the purple dot, would it be day time or night time? NATURAL SCIENCES GRADE 5

10 Practice on the Internet
Click on the link to the following interactive website NATURAL SCIENCES GRADE 5

11 NATURAL SCIENCES GRADE 5

12 Acknowledgements Image credit: Dave Jarvis of Image credit: Deborah Gage of Image credit: Dr Nathan Horek Image credit Ron Leighman of CAPS Natural Sciences and Technology Grade 5 Bevan W, Collett H, Dilley L, McKay R Oxford Successful Natural Science Grade 5 Learner's Book. Cape Town: Oxford University Press. Barnard T, Bevan W, Collett H, McKay R, Turley C Oxford Successful Natural Science Grade 5 Leaner’s Book. Cape Town: Oxford University Press. NATURAL SCIENCES GRADE 5


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