Geography Grade 7 June 2018 Memo

Downloaded from hlayiso.com 1 TOM NEWBY SCHOOL EXAMINATION Subject Geography Examiner Miss M Albertyn Date 13 June 2018 Total marks 75 Session 1 Duration 1½ hours Grade 7 Moderator Mrs W Pienaar Special instructions/ Equipment This Exam has been compiled using notes and information contained in the Tom Newby School 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. NAME: _______MEMO__________ CLASS: 7____ Instructions • Read the questions carefully. • Look at the mark allocation. • Answer all the questions and work neatly. • Take your time. • Breathe, relax and all of the best! SECTION A Mapwork [31] Refer to the map on page 8 to answer the questions that follow. 1. Identify the important buildings found in the following grid squares: a. D1 ___Hospital_____ Identify b. C4 ___Fire Station/prison___ (2) 2 2. Give the grid reference for the following places on the map: a. City Hall ___C2__ Apply b. The library __B2_ 3 c. Hope Street _C3__ (3) 3. Name the four map conventions found on this map. _____Title________________ _____Scale_______________ _____Key__________________ 1 _____Direction (N)___________ (4)

Downloaded from hlayiso.com 2 4. Using the 8 compass points, give the direction from Police Station to: a. Nelspruit High School ___SE___ b. Promenade Hotel __S___ c. Paragon Hotel ___NE___ 3 d. The Flower Clock __SW__ (4) 5. Is this is small scale map or a large scale map? Explain your answer. _____Large scale.  It shows a lot of detail over a small area___________ 5 ______________________________________________________________ (2) 6. Give clear directions from the College to the Flower Clock, by following the red lines on the map. Include two different types of landmarks. Turn right into Branders. Pass a church on your left/right. Turn right into 4 Ferreira. Turn left into Samora Machel The library will be on your right. The Flower clock will be on your right ______________________________________________________________________ ______________________________________________________________________ ____________________________________________________________________(8) 7. Calculate the straight line distances between: a. The Police station and the City Hall ___5,5 / 5,6 / 5,7 cm x 150m = 825/840/855m______ 3 b. The Fire station and the Promenade Hotel __4,5/4,6/4,7/4,8/4,9/5/5,1cm x 150m = 675/690/705/720/735/750/765m. (4) 8. Read the SMS message Lauren sent her friend giving directions to her home.

Downloaded from hlayiso.com 3 Draw your own sketch map to show the route from the hotel to Lauren’s house. The hotel has been inserted for you. (Draw lightly in case you need to rub out.) (8÷2=4) 3 draw Hotel SECTION B Natural disasters [33] 1. Earthquakes cause damage to infrastructure. Name 3 services that could be damaged by an earthquake. (3) __Roads / railway lines / pipelines_____ __Electricity / water_______________ 1 __Gas / sewerage________________ (any 3) 2. Reorganise the following facts by writing each letter under the correct heading. (6) a. Convection currents occur here. b. Up to 60km thick c. Temperatures around 1200°C d. Possibly made of iron and nickel e. Temperatures of 5 500°C 2 f. Hard and semi-molten rock Reorganise Crust Mantle Core b a d c f e

Downloaded from hlayiso.com 4 3.The poorest people suffer the most from earthquake damage. Compare a rich and poor country by giving four differences, which explain why the poorest suffer the most. (4) Rich country Poor country 1. Buildings are made to stand the force of 1. Buildings are poorly made. and earthquake. 2. Emergency teams are trained to deal 2. They are poor emergency plans and with the effects of an earthquake. poorly trained emergency workers. 3. Communication systems are good. 3. Communication systems are slow. The government provides rescue Days passed before rescue teams arrive in equipment, food, water and blankets after some areas. an earthquake. 4. There are special meeting places or 4. People do not know what to do when evacuation points in cities where people the earthquake happened. must go if an earthquake or tsunami happens. Every home is encouraged to have an Too few doctors and medicines to treat all earthquake kit which includes: drinking the injured people, so many people die. water, clothes, dried food and other Others die from diseases that spread emergency supplies. through the ruined settlements. (any 4) 4. Draw a ‘Quake-proof’ house and label the 4 most important features needed for the house to withstand an earthquake. (5)  3 Draw

Downloaded from hlayiso.com 5 a. Hollow concrete bricks help to cause minimal damage if they fall in an earthquake. b. Roof made from reinforced cement concrete. c. Foundations made of stones. d. Reinforced steel corner pillars providing strength and flexibility. (4 + 1 for drawing) 5. State what the letters a-d represent on the diagram. a. ____Ash cloud________________ b. ____Lava____________________ 1 c. ___Magma (chamber)__________ Name d. __Vent______________________ (4) 6. What do you think is worse- a volcanic eruption or an earthquake? Justify your answer. (2) E.g. Earthquake – sudden, unexpted / causes more damage. 5 _______________________________________________(any logical answers) Tell why ________________________________________________________________ 7. Illustrate and label the 4 layers of the Earth’s structure. (4)   3 Illustrate  

Downloaded from hlayiso.com 6 8. What do you predict for the future of South Africa- will we experience more or less natural disasters? Justify your answer. (1) e.g. More due to pollution / climate change (any logical answer) 5 ________________________________________________________________ Predict 9. Draw a divergent plate movement and a transform plate movement. (2) Divergent movement Transform movement   3 Draw 10. Compare the focus and the epicentre of an earthquake. (2) Focus – the point where the earthquake starts (underground). Epicentre – point 4 directly above the focus. Compare SECTION C Paragraph (5) Write a paragraph explaining what people can do to reduce the impact of earthquakes. Ensure you include at least 5 facts. Ways to reduce the impact of earthquakes include: a) Making stronger buildings. Building structures should be designed in such a way that they can withstand tremors from the ground. Buildings in areas where there is a high risk of an earthquake are required to follow strict rules or regulations. These buildings have to have special foundations that allow the earth to move without the building collapsing. Some of the building regulations include:

Downloaded from hlayiso.com 7 • Restricting their height. • Building wide roads between buildings helps to prevent the spread of fire during an earthquake and also allows buildings to sway without crashing into each other. • Gas and water pipes as well as electricity cables are well protected. b) Developing earthquakes and tsunami warning systems c) Having emergency plans that shut down dangerous industries such as power stations and gas supplies. 1 d) Training rescue workers to help survivors. Recall, Write SECTION D Match the columns [6] Choose the correct definition with the words in the second column. Write the correct letter under each number. Definition Words 1.Organization which assists after a a. Displacement natural disaster 2.Volcanoes which erupt almost all the b. Richter Scale time 3.Measures how strong an c. Extinct earthquake is 4.Volcanoes that are inactive at d. Active this time 5.Measures movement of the e. Dormant Earth’s surface 6.Forced away from where you live f. Seismograph g. United Nations 5 Select 1. 2. 3. 4. 5. 6. G D B E F A Please check your work carefully!