QUESTION 1 - Tom Newby School

1 1 TOM Newby School EXAMINATION Subject NS/TECH Examiner MRS S GROVES Date MONDAY 21 NOVEMBER Total marks 50 Session 1 Duration 1 Hours Grade 5 Moderator MRS M FOURIE Special Instructions Equipment - - - - Read all the questions carefully. Check the mark allocation. Please write neatly. Read through the QUESTION paper once you have completed. Pencil Crayons. This exam has been compiled using notes and information contained in the Tom Newby School NS/Tech book. The marking memorandum has been compiled accordingly. While alternative responses will be given due acknowledgement, the official memorandum will be considered a priority document to ensure uniformity of marking.

2 Time allocation on this examination includes provision for concession. NAME _____ GRADE: 5____ QUESTION 1 Study the following picture, then answer the questions that follow: Name the type of energy found in A. _____ (1) The energy in A is transformed when the wood is burnt. Name the two types of transformed energy found in B. _____ _____ (2) 2 Wood is a source of fuel. Briefly explain what a fuel is. _____ _____ (2) Mention two other sources of fuel that you have learnt about. _____ _____ (2) List any two rules that people should know regarding fire safety.

3 _____ _____ (2) Supply a suitable name for burning. _____ (1) [10] QUESTION 2 Complete the following flow diagram to show how mains electricity is transferred. (5) Identify the three components that make up a simple electrical circuit. _____ _____ _____ (3) [8] QUESTION 3 Give a suitable definition for each of the following terms: Electrochemical cell: _____ _____ (1) Battery: _____ _____ (1) Wall socket: _____ _____ (1) Electricity distribution box: _____ _____ (1) [4] 3 QUESTION 4 In a well-structured paragraph, explain why and how one would safely dispose of old batteries.

4 _____ _____ _____ _____ _____ _____ [3] QUESTION 5 Neatly illustrate (draw) and label how the light rays from the Sun only reaches one half of the Earth as it rotates on its axis. (3) State whether the following are True or False. Fill in the correct answer for False answers. The Earth moves through space following a distinct path called an axis. _____ _____ _____ The spinning of the Earth is called a rotation and hence seasons occur. _____ _____ _____ 4 The rotation of the earth takes place on an imaginary line and spins between the North and the South poles.

5 _____ _____ _____ It takes the Earth 365 days to orbit the Sun at a speed of about 108 000km/h. _____ _____ _____ (3) [6] QUESTION 6 Study the following statement and answer the questions that follow. Soil, air, water and sunlight support life on Earth Clearly explain why all living things need the following to survive: a) Soil - _____ b) Air - _____ c) Water - _____ d) Sunlight - _____ x 4 = (2) What four elements are needed for plants to produce their own food?

6 _____ _____ _____ _____ x 4 = (2) Where do animals get their energy that is needed for their life processes? _____ (1) [5] 5 QUESTION 7 Label the following drawing. A. - _____ B. - _____ C. - _____ D. - _____ (2 ) Topsoil may include three types of soil. List these types of soil. _____ _____ _____ (1 ) [4] 6 QUESTION 8 Match the following columns. Use the alphabetical letter below the correct number : 2 L A B 1. A furnace or oven for burning, baking or drying something.

7 A. Eroded soil 2. Something that hardens to act as an adhesive material. B. Compost 3. Sedimentary rock made of clay. C. Sediments 4. Layers of soil, gravel and other material compacted and hardened to form rock D. Shale. 5. Rotting plant and animal material. E. Sandstone 6. Soil that has been washed away by water or blown away by wind. F. Limestone 7. Places where stones and sand are dug out of the ground. G. Sedimentary Rock 8. Sedimentary rock made of sand. H. Quarries 9. Sedimentary rock made of shells and bones of tiny sea animals. I. Kiln 10. Soil and pieces of broken rock deposited by a river or by wind.

8 J. Cement 1 2 3 4 5 6 7 8 9 10 [5] 7 QUESTION 9 Use the following words and match it with a suitable picture. Palaeontologists, trace fossil, body fossil A. B. _____ ( ) _____ ( ) C. _____ ( ) Circle or highlight the correct answer: Picture A represents: a) The fossil s actual/real body part of a plant or animal b) The fossil of a plant or animal that lived underground. c) The fossil of a plant or animal that lived under the ocean. ( ) 8 Picture B represents a) A fossil that can easily be traced.

9 B) Preserved signs of animals. c) Rare and exotic fossils. ( ) Picture C represents a) Scientists that study ancient societies by looking at their remains. b) Scientists that study fossils to find out what plants and animals were like millions of years ago. c) Scientists that study microcells and micro organisms. ( ) What rock type usually contains fossils? a) Ingenious rock b) Metamorphic rock c) Sedimentary rock (1) Select any two examples of trace fossils a) teeth b) droppings c) Mrs Ples d) burrows e) shells f) Little Foot.

10 (1) [5] TOTAL : 50 9