[PDF] 2007 Key Stage 2 Year 6 - Science Test B Levels 3-5.pdf | Plain Text

Science testLEVELS3–5 ScKEY STAGE2 2007Test BFirst name ________________________________________________ Last name ________________________________________________ School ________________________________________________PageMarks5791113151719TOTALBorderline checkFor marker’s use onlyTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 1

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INSTRUCTIONSRead this carefully.Answers This pencil shows where you will need to put your answer. For some questions you may need to draw an answer instead of writing one.You have 45 minutesfor this test.3Some questions may have a box like this for you to write down your thoughts and ideas.TestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 3

4Medicines and drugs(a) Medicine bottles used to be made of glass. Now they are often made of plastic. Why is plastic a better material to use for a medicine bottle? ................................................................................................................. ................................................................................................................. (b) Some children had these ideas about medicines. Some of their ideas are not true. Write trueor falseunder each idea about medicines.11a 1 mark1b 1 markMedicines can have bad effects on humans. ........................................If you eat a balanced diet, you will never need to take medicine. .........................................................Medicines are not drugs because all drugs are harmful. ....................................................TestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 4

52a 1 markWater cycle(a) Evaporation and condensation are changes that happen in the water cycle. Are evaporation and condensation reversible? Write yesor no on each row. (b) This diagram shows the water cycle. In which stage of the water cycle above does condensation occur? TickONEbox. 1 2 3 4 (c) If the temperature is very cold, the rain cools down and changes. What change will happen to the rain if it gets very cold? .................................................................................................................2b 1 mark2c 1 markTotal out of 52Is the change reversible?Changeevaporation condensation Water changes to vapour and rises into the air.Water vapour cools and forms clouds.Water flows into lakes,rivers and seas.Rain falls to the ground.23 4 1TestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 5

6Magnets(a) Rob holds a magnet near a nail. The magnet attracts the nail. Name ONEmetal the nail could be made from. ................................................................................................................. (b) Rob gets some more magnets. He finds out which magnet is strongest by putting pieces of paper between each magnet and the nail.33a 1 markmagnet nailmagnet nailpaperTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 6

7The table below shows how many pieces of paper Rob puts between each magnet and the nail before the nail falls off. Rob has not drawn the result for magnet C on the graph. Use the results in the table to complete the graph for magnet C. (c) (i) TickONEbox to show which magnet is strongest. A B C D (ii) Explain how the results show which magnet is strongest. ...................................................................................................... ......................................................................................................3b 1 mark3ci 1 mark3cii 1 markTotal out of 4Magnet Number of pieces of paperABCD 74 3 6 0 10 0TestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 7

8Solids, liquids and gases(a) Lorna has a bottle of nail varnish. Write solid, liquidor gasto label each part of the diagram. ............................................. ............................................. ............................................. (b) Lorna stands at the front of the classroom. She takes the lid off the nail varnish bottle. The table below shows the time it took for the smell of the varnish to reach different children. Complete the diagram below by writing A, Bor Con each line to show the position of each child.44a 1 mark4b 1 markA B C20 5 12ChildTime taken to smell varnish (seconds)bottlelidair in bottle varnishbrushLorna with nail varnish............... ............... ...............TestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 8

9(c) Water can be a solid, a liquid or a gas. Draw THREElines to match the name given to water when it is a solid, a liquid and a gas. (d) Answer the questions in the table by ticking the correct box in each row.4c 1 mark4di 1 mark4dii 1 markTotal out of 5Question Which forms during evaporation? Which keeps its own shape? Which forms during condensation? Which spreads out to fill any sized container?SolidLiquidGasicewaterwater vapoursolidliquidgasTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 9

10Sea turtles(a) Turtles live in the sea. They lay their eggs on sandy beaches. TickONEbox to show which life process laying eggs is part of. reproduction growth nutrition movement (b) Baby turtles hatch from the eggs at night to avoid being eaten by predators. How could hatching at night help baby turtles to avoid predators? ................................................................................................................. .................................................................................................................55a 1 mark5b 1 markSea turtleTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 10

11turn off street lights in townsstop cars driving near the beachturn off lights on ships open curtains (c) After the baby turtles hatch they go towards the sea. They know which way to go because they can see moonlight reflecting on the water. DrawTWOarrows on the diagram below to show the direction light travelsfor the turtle to see the moonlight reflecting on the water. (d) Light sources in nearby towns can confuse baby turtles. They go in the wrong direction towards the town. If they do not find the sea, the baby turtles may die. What could people do at night to help the baby turtles to find the sea? TickTWOboxes.Total out of 55d 1 mark5ci 1 mark5cii 1 marksandskyMoonwaterbaby turtleTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 11

126a 1 mark6c 1 markThe Earth orbits the Sun.The Sun orbits the Earth.The Earth spins on its axis. The Sun spins on its axis.6b 1 markTree shadow(a) Alex looks at a tree on a sunny day. TickONEbox to show where the Sun was when it caused this shadow of the tree. (b) Explain why a shadow forms behind the tree. ................................................................................................................. (c) Alex looks at the shadow of the tree at different times of the day. He observes that the shadow is in a different position each time. The position of the shadow changes because the Sun appears to move across the sky. Tick ONEbox to explain why the Sun appears to move across the sky each day.6TestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 12

136d 1 mark6e 1 mark(d) Alex looks at the tree’s shadow every two hours. He draws the position of the shadows on the ground. The diagram below shows his results. At 8pm there is no shadow of the tree on the ground. Why is there no shadow of the tree on the ground at 8pm? ................................................................................................................. ................................................................................................................. (e) Use Alex’s diagram to estimate what time the shadow was pointing north. ..................................................... pmNorthTotal out of 510 a m12 pm 6pm 8am2pm 4pmTr e eTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 13

14Travelling sounds(a) Jill investigated whether or not sound travelled through different materials. She made three telephones using plastic cups. She used different materials to connect the cups. One child talked through the telephone and Jill listened. Look at Jill’s notes of her investigation. How many different materials did Jill test? ...................................................... (b) What was the factor Jill observed or measured to collect her results? ................................................................................................................77a 1 mark7b 1 markTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 14

157ci 1 mark7cii 1 mark7d 1 mark7e 1 markTotal out of 6(c) Jill changed three factors at the same time. Complete the list to show the THREE factors Jill changed in this investigation. The first one has been done for you. 1. ...................................................................................................... 2. ...................................................................................................... 3. ...................................................................................................... (d) Why is it important to change only ONEfactor at a time in an investigation? ................................................................................................................ (e) Jill carried out her investigation of sound travelling through different materials again. She made sure only one factor was changed. Jill described her conclusion. Jill’s teacher said this was nota useful science conclusion for her investigation. Why was Jill’s conclusion nota useful science conclusion? ................................................................................................................ ................................................................................................................TestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 15

16Space station(a) Class 6F has been watching a programme about the International Space Station. Astronauts live in the space station for many months. Each day they spend two hours on exercise machines. Why do astronauts need to exercise while they are in the space station? ................................................................................................................ (b) The astronauts are not allowed to eat bread or crackers because the crumbs float around the space station. On Earth, crumbs fall down. Why do crumbs fall down to the ground on Earth? Write about a force in your answer. ................................................................................................................ ................................................................................................................88a 1 mark8b 1 markThis photograph has been reproduced by kind permission of NASA.TestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 16

17(c) Food that astronauts take into space has been dried to remove air and water. This stops micro-organisms growing on the food. Write trueor falsenext to each statement about their food. Dried food is better than fresh food to take into space because it... weighs more. ...................... decays more slowly. ...................... (d) The astronauts investigate plants in the space station. The plants grow in a special jelly instead of soil. The jelly contains the things plants need to grow. What things from the jelly do the plants need to take in through the roots? Tick ONEbox. water and light nutrients and air water and nutrients air and water (e) The roots of plants take in some things the plants need to grow. Describe anotherfunctionof the roots. .................................................................................................................8d 1 mark8e 1 markTotal out of 5Tr u eor false?8c 1 markTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 17

18Periwinkles(a) Periwinkles are animals with shells that live on rocks at the seashore. The shell of periwinkle A is smaller than the shell of periwinkle B. Describe ONE otherway the shell of periwinkle A is different from the shell of periwinkle B. ................................................................................................................ (b) Periwinkles do not have bones inside their bodies but they do have a shell. The shell does nothelp the periwinkle to move. DescribeONEfunction of the shell. ................................................................................................................99a 1 mark9b 1 markShell of periwinkle A Shell of periwinkle BTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 18

199c 1 mark(c) A scientist wants to find out if the area the periwinkles live in affects the size of their shells. He measures a sample of 20 periwinkle shells from two different areas of the seashore. Why does he measure 20 periwinkle shells from each area instead of just one periwinkle? ................................................................................................................. ................................................................................................................. (d) Explain why it is important to return the animals to the same place they were collected from. ................................................................................................................. ................................................................................................................. (e) The scientist measures how much water is in a rockpool. After five hours the water level in the rockpool is lower. No waves splashed into the rockpool during this time. No water could leak out. Describe what happened to the water in the rockpool during the five hours. .................................................................................................................9d 1 mark9e 1 markTotal out of 5Rockpool Rockpool after 5 hoursTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 19

QCA/06/2803 (Pupil pack) © Qualifications and Curriculum Authority 2007QCA/06/2795 (Mark schemes pack) 275365END OF TEST Please check your answersTestB_KS2_Sc_275365.qxp 25/1/07 3:17 pm Page 20