An interactive lesson designed for use with Qwizdom classroom response systems and interactive voting systems

1. 2000 Science Paper B Input your name and press send. Next Page 2000 SCIENCE PAPER B An interactive Qwizdom lesson

2. 2000 Science Paper B Q1 Next Page The Skeleton (a) This is a drawing of a human skeleton. Name the parts of the skeleton. This is the…

3. 2000 Science Paper B Q1 Next Page The Skeleton (a) This is a drawing of a human skeleton. Name the parts of the skeleton. This is the… (Clue 5 letters)

4. 2000 Science Paper B Q1 Next Page The Skeleton (a) This is a drawing of a human skeleton. Name the parts of the skeleton. These are the… (Clue 4 letters) (b) Describe TWO different ways that the skeleton is important to the human body.

9. 2000 Science Paper B Q2 Next Page Heating and Cooling (a) Some children want to see how food changes when it is heated and cooled. They have five different kinds of food. They use a small candle to heat each kind of food, then leave each to cool. They use a peg to hold the food over the lighted candle. Why is it safer to hold the food with a peg instead of with the hand?

10. 2000 Science Paper B Q2 Next Page (b) To be safe, they put sand around the candle to hold it upright. Give another reason why sand is a good material to have around a lighted candle.

11. 2000 Science Paper B Q2 Next Page (c) When margarine is heated, it melts and becomes a liquid. When it cools, it goes back to a solid. This is a reversible change. Complete this table by using the Yes & No keys. Is this a reversible change?

12. 2000 Science Paper B Q2 Next Page (c) When margarine is heated, it melts and becomes a liquid. When it cools, it goes back to a solid. This is a reversible change. Complete this table by using the Yes & No keys. Is this a reversible change?

13. 2000 Science Paper B Q2 Next Page (c) When margarine is heated, it melts and becomes a liquid. When it cools, it goes back to a solid. This is a reversible change. Complete this table by using the Yes & No keys. Is this a reversible change?

14. 2000 Science Paper B Q2 Next Page (c) When margarine is heated, it melts and becomes a liquid. When it cools, it goes back to a solid. This is a reversible change. Complete this table by using the Yes & No keys. Is this a reversible change?

15. 2000 Science Paper B Q3 Next Page Magnets (a) Some children have questions about magnets. They write their questions on pieces of paper and pin them to a board. Which TWO questions can be answered by testing with magnets in the classroom? Next Page

16. 2000 Science Paper B Q3 Next Page The children have some new and old 1p coins. The new and old coins are made from different metals. Chose ONE answer to show why a magnet does not attract the old coins. They are rusty A They are not made of a magnetic metal B They are dirty C They repel the magnet D

17. 2000 Science Paper B Q3 Next Page The children want to find out how many new coins they can pick up at one time. They try with one magnet, then with two magnets together and then with three. magnet The bar chart below shows their results. Draw another bar on the chart to show how many coins you expect four magnets together to pick up.

18. 2000 Science Paper B Q3 Next Page Living Things (a) A computer controls these floor turtles. Which organ inside a human body controls our activities? It is the ………. (Clue 5 letters one word).

19. 2000 Science Paper B Q3 Next Page Living Things (b) Humans need to take in oxygen from the air so that they can live. Complete this sentence to say what else humans take in, so that they can live. Humans need to take in oxygen and take in ............................................ so that they can live.

20. 2000 Science Paper B Q3 Next Page (c) Some children talk about their floor turtles. All of their sentences are true. They know that a floor turtle is not a living thing. Which sentences show that a floor turtle is not a living thing? Chose FOUR statements. A B C D E F

21. 2000 Science Paper B Q4 Next Page Space (a) The diagram shows how the Earth moves. (i) How many complete days does it take the Earth to orbit the Sun?

22. 2000 Science Paper B Q4 Next Page Space (a) The diagram shows how the Earth moves. (i) It takes the Earth 365 days to orbit the Sun? (ii) How many hours does it take for the Earth to spin once on its axis?

23. 2000 Science Paper B Q4 Next Page Space (a) The diagram shows how the Earth moves. Which diagram shows the correct shape of the Moon? A B C D E

24. 2000 Science Paper B Q4 Next Page Space (c) On March 2nd 1999, there was a full moon. When the Moon orbited the Earth again, there was another full moon. What would be the date of the next full moon? (Clue – even number). Calendar: March 1999 1 2 full moon 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31

26. 2000 Science Paper B Q5 Next Page Breathing (a) Nick breathes onto a mirror. It becomes misty. (c) After a few moments, the mist has gone. Nick has not wiped the mirror. What has happened to the mist to make the mirror look clear again? (b) Name the process that makes the mist appear on the mirror.

27. 2000 Science Paper B Q7 Next Page Forces (a) Sarah is exploring forces. She uses a forcemeter to lift or pull several objects. She records her findings in a table. Sarah has not written the name of the units in her table. What is the name of the units used to measure force. (Clue 7 letters). Force needed to make it start to move Activity ............................... Pulling a door open 3 Lifting a pencil case 1 Lifting a bucket of sand 5 Pulling a box across the floor 2

29. 2000 Science Paper B Q7 Next Page Forces Sarah is exploring forces. She uses a forcemeter to lift or pull several objects. (c) The forcemeter is pulling the bucket up . What is the name of the force pulling the bucket down ?

30. 2000 Science Paper B Q7 Next Page Forces Sarah is exploring forces. She uses a forcemeter to lift or pull several objects. (d) Sarah tries pulling the box across different kinds of floors. Sarah finds it harder to pull the box on the carpet than on the wooden floor. Name the force that increases when Sarah pulls the box on the carpet.

31. 2000 Science Paper B Q8 Next Page Looking at Plants (a) Which part of the plant produces pollen? A E B C D (b) Which information about this plant suggests that it is pollinated by insects? (c) After the insects pollinate this plant, it develops seeds. The seeds are scattered by the wind. Write ONE different way that seeds from other plants are dispersed.

33. 2000 Science Paper B Q8 Next Page Looking at Plants (d) (ii) What colour petals does a greater celandine have?

34. 2000 Science Paper B Q9 Next Page Electricity (a) Naomi's torch is not working. The cells (batteries) inside the torch are like this: Naomi puts the cells back in a different way and the torch works. Write + and – in the correct place in each cell below to show how Naomi puts them back. (b) Inside the torch, a metal strip connects the cells and bulb. Describe ONE property of metal that makes it a good material to connect the cells and bulb.

35. 2000 Science Paper B Q9 Next Page Electricity (c) Draw a circuit diagram of Naomi's torch with the cells put in correctly. Use only the following symbols: (2 marks)

36. 2000 Science Paper B Q10 Next Page Dissolving Sue has three different types of sugar. Sue measures how long it takes for 10g of each type of sugar to dissolve in 50cm cubed of water. She keeps the amount of stirring the same each time. She has: large grain sugar medium grain sugar small grain sugar. Sugar A: large grains Sugar B: medium grains Sugar C: small grains

37. 2000 Science Paper B Q10 Next Page Dissolving Sue measures how long it takes for 10g of each type of sugar to dissolve in 50cm cubed of water. She keeps the amount of stirring the same each time. Which type of sugar dissolved fastest ? A, B or C? Type of sugar Time taken for sugar to dissolve at room temperature (seconds) Sugar A: large grains 360 365 370 Sugar B: medium grains 190 215 200 Sugar C: small grains 160 165 161