Natural Sciences and Technology Grade 5-B ... - Thunderbolt Kids

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I just love learning more and more about what makes our country so special and wonderful and we can be proudly South African! QUESTIONS What does it mean if aplace is aWorld Heritage Site? Find out and write your answer below. It is a natural or man-made site, area, or structure recognized as being very important internationally and must therefore be protected. The Cradle of Humankind is found in Maropeng just outside of Johannesburg in Gauteng. The name Maropeng, a Setswana word, means ''return to place of origin'' 12 The museum at Maropeng, Cradle of Humankind. 158 Earth and Beyond
In the Cradle Of HumanKind about 1000 fossils of pre-humans have been discovered, dating back to millions of years! Altogether there are 15 major fossil sites in the Cradle of Humankind. The Sterkfontein Caves is the most famous. Swartkrans and Bolt Farm are also sites at Cradle of Humankind where fossils have been found. The entrance to Sterkfontein Caves is down a long, winding staircase. The fossils of "Mrs Pleis'' and "Little foot'' were both discovered at Maropeng, as well as thousands of hominid fossils, which are human ancestors, as well as plants and animals. The cranium of an Australopithecus Africanus found in Sterkfontein caves at Maropeng Tourists come from all over the world , including South Africa, to view the caves and fossils at the Cradle of Humankind and get immense knowledge on the history of humankind. If you live in or near Johannesburg, maybe you have been lucky enough to visit Maropeng and the Cradle of Humankind?! Chapter 4. Fossils VISIT The Cradle of Humankind website. goo.gl/ZDkU7 159
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Natural Sciences and Technology Gra
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AUTHORS LIST This book was written
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THE NATURAL SCIENCES AND TECHNOLOGY
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Matter and Materials and Structures
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1 Stored energy in fuels 4 KEY QUES
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VISIT How fossil fuels are made. go
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So we can say that food is the fuel
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MATERIALS: • various packaging fo
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Coal is not only burnt in our homes
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2. Remove both ends of the large ca
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QUESTIONS: 1. Which fuel contained
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INVESTIGATION: What happens when af
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VISIT Burning substances in air and
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3. Write a description next to each
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3. What causes of fire can you iden
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3. Some points to think about when
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1. Describe the relationship betwee
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2 Energy and electricity 30 KEY QUE
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When the electrical energy is trans
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A car needs energy to start its eng
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Huge pylons carrying the transmissi
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ACTIVITY: 10 Safety tips for electr
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KEY CONCEPTS Never stick a metal kn
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3 Energy and movement 42 KEY QUESTI
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2. Tie another elastic band around
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QUESTIONS Look up adefinition for p
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5. Place it in the water, and let i
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QUESTIONS Use your knowledge of spr
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4 Systems for moving things 52 KEY
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Teacher's Note You can demonstrate
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QUESTIONS Label the two wheels and
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4. Place a few marbles or some othe
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6. Repeat this for the other 2wheel
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The board makes bearings for the ax
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INSTRUCTIONS: Things you can use fo
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REVISION: 1. List four dierent vehi
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1 Planet Earth 70 KEY QUESTIONS •
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• The Earth spins right around in
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3. Was it daytime in Saudi Arabia?
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VISIT Short video showing the sun,
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The planets move in orbits around t
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MATERIALS: • 100m heavy string
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Teacher's Note Make sure to point o
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2 Surface of the Earth 84 KEY QUEST
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QUESTIONS: 1. What is under the flo
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Imagine we could cut aslice out of
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QUESTIONS 1. If you dig ahole in th
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Teacher's Note Iron melts at those
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The hole will come to of the other
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Look at the place where the water h
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VISIT Rocks erode to form soil (vid
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ACTIVITY: Make a model of acid wate
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ACTIVITY: Look at dierent kinds of
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MATERIALS: • 3 big cool drink bot
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In the beginning, you might think t
Page 116 and 117: The topsoil has gone from this land
Page 118 and 119: INSTRUCTIONS: 1. Collect two tins o
Page 120 and 121: QUESTIONS 1. Can you make pots with
Page 122 and 123: VISIT Interesting website about soi
Page 124 and 125: QUESTIONS: 1. Are the drops on the
Page 126 and 127: Set up the soils as you see in the
Page 128 and 129: Which soil type do plants grow best
Page 130 and 131: Average height grown by seedlings i
Page 132 and 133: Answer: Crust, mantle, core. 2. Wha
Page 134 and 135: 3 Sedimentary rocks VISIT Dierent r
Page 136 and 137: Sediments When the sand grains coll
Page 138 and 139: 2. Which is the oldest sediment? Th
Page 140 and 141: Look at the layers in the sedimenta
Page 142 and 143: This is how the mountains look now.
Page 144 and 145: A sculpture made from limestone. 10
Page 146 and 147: Cement is also made from shale. The
Page 148 and 149: 4 Fossils 140 KEY QUESTIONS • Wha
Page 150 and 151: VISIT When a T-Rex attacks! (video)
Page 152 and 153: VISIT How are fossils formed? goo.g
Page 154 and 155: Teacher's Note Of course, it's much
Page 156 and 157: Teacher's Note Note that the mould
Page 158 and 159: There was a flood and the river ros
Page 160 and 161: A footprint which has hardened in t
Page 162 and 163: Do you know where this is in South
Page 164 and 165: VISIT Finding the coelacanth (video
Page 168 and 169: ACTIVITY: Thinking about the Cradle
Page 170 and 171: REVISION: 1. Are animal fossils mad
Page 172 and 173: 5 Notes 164 Chapter 1 Stored energy
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Natural Sciences and Technology Grade 5-B ... - Thunderbolt Kids

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