Download [PDF] April 2022 CAIE P1 Questions 0846 Science Cambridge Primary Checkpoint

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This document has 20 pages. Any blank pages are indicated. IB22 05_0846_01/6RP © UCLES 2022 [Turn ove r  Cambridge Primary Checkpoint SCIENCE 0846/01 Paper 1 April 2022 45 minutes You must answer on the question paper. No additional materials are needed. INSTRUCTIONS • Answer all questions. • Use a black or dark blue pen. You may use an HB pencil for any diagrams or graphs. • Write your name, centre number and candidate number in the boxes at the top of the page. • Write your answer to each question in the space provided. • Do not use an erasable pen or correction fluid. • Do not write on any bar codes. • You should show all your working in the booklet. • You may use a calculator. INFORMATION • The total mark for this paper is 50. • The number of marks for each question or part question is shown in brackets [ ].

2 © UCLES 2022 0846/01/A/M/22 1 Apple trees have a lifecycle. apple treeA B C D E (a) Which letter shows germination? Circle the correct answer. A B C D E [1] (b) Explain how the apple tree is pollinated. [2]

3 © UCLES 2022 0846/01/A/M/22 [Turn over 2 This is a question about sound. Which of these sentences are true and which are false? Tick () the correct box next to each sentence. [2] true false Pitch is the same as volume. Pitch is a force. Sounds are made when objects vibrate. Sounds are sometimes loud or quiet. Sound is measured in Newtons.

4 © UCLES 2022 0846/01/A/M/22 3 Here is a food chain. bird aphid ladybird bush hawk (a) How many consumers are in this food chain? Circle the correct answer. 1 2 3 4 5 [1] (b) Name all the predators in this food chain. [1]

5 © UCLES 2022 0846/01/A/M/22 [Turn over 4 The table shows different ways to separate mixtures. Tick () the boxes to show how each mixture is separated. mixture magnetic attraction add water then filter sieve the mixture evaporate all the liquid salt solution salt and sand lumps of iron and iron powder iron and sand copper powder and steel powder [5]

6 © UCLES 2022 0846/01/A/M/22 5 This is a question about light. (a) Complete the sentences. Materials that allow light to pass through are . Materials that do not allow light to pass through are . [2] (b) Jamila uses a periscope. mirrormirror light source eye There are two mirrors in the periscope. Draw a ray of light from the light source through the periscope to Jamila’s eye. Draw an arrow on your ray of light to show the direction the ray of light travels. [2]

7 © UCLES 2022 0846/01/A/M/22 [Turn over 6 Carlos and Rajiv put things into two groups. They draw a table. living things non-living things bird rock human plastic horse tree flower salt (a) Which thing is in the wrong group? Circle the correct answer. bird horse plastic tree salt [1] (b) Living things have the life process of growing. Write down three other life processes that living things have. 1 2 3 [3]

8 © UCLES 2022 0846/01/A/M/22 7 Oliver makes an electrical circuit. Look at his electrical circuit. – Z W X Y (a) Write down the name of each part in the table. part name W X Y Z [1] (b) Oliver draws his electrical circuit using symbols. Circle the correct diagram. A E B D C [1]

9 © UCLES 2022 0846/01/A/M/22 [Turn over 8 Priya investigates the melting point of some unknown substances. Here are the results of her investigation. substance melting point in °C A 15 B 76 C 100 D 0 E 26 (a) Complete the sentence. Choose from the list. gas liquid solid The temperature in the laboratory is 25 °C. Substance E is a in the laboratory. [1] (b) Priya thinks that substance D is water. Explain why. [1] (c) Priya finds more information so she knows substance D is water. Suggest what information she finds. [1]

10 © UCLES 2022 0846/01/A/M/22 9 Humans have a positive effect and a negative effect on the environment. (a) Which statements are positive effects and which are negative effects? Tick () the correct box. statement positive effect negative effect dropping litter protecting habitats recycling using more energy [2] (b) Humans pollute rivers. Write down one reason why humans need to stop polluting rivers. [1]

11 © UCLES 2022 0846/01/A/M/22 [Turn over 10 Look at the diagram. X (a) Write down the name of organ X. [1] (b) Write down the function of organ X and explain how this function keeps us alive. function explanation [3]

12 © UCLES 2022 0846/01/A/M/22 11 Mike finds information about different planets. planet number of Earth years to move around the Sun order of planets from the Sun Earth 1 3 Jupiter 12 5 Mars 2 4 Uranus 84 7 Saturn 29 6 (a) The Earth is the shortest distance from the Sun. Which planet is the longest distance from the Sun? Circle the correct answer. Jupiter Mars Uranus Saturn [1] (b) How many planets take more Earth years than Jupiter to move around the Sun? Circle the correct answer. 1 2 3 4 5 [1] (c) Mike says, ‘There is a pattern in the results. I see the pattern when I put the planets in order from the Sun.’ Complete the sentence to describe the pattern. As the order of the planets from the Sun increases the . [1]

13 © UCLES 2022 0846/01/A/M/22 [Turn over 12 Blessy investigates which metal is the strongest wire. She uses this equipment. metal wire mass She measures how much mass is added to break the metal wire. Blessy tests five different metals. Here are her results. metal wire mass added to break the metal wire in kg aluminium 4 iron 12 nickel 20 steel 18 tin 0.5 (a) Put the metals in order of strength. strongest weakest [1] (b) Steel is a mixture of iron and carbon. Suggest the effect of adding carbon to iron. Use her results. [1]

14 © UCLES 2022 0846/01/A/M/22 13 Mia and Chen investigate how the length of a candle affects the time it takes to burn completely. The table shows the time it takes for different lengths of candle to burn completely. candle length in cm time to burn completely in minutes 1 75 2 150 4 300 5 370 (a) Draw a line graph to show their results. 0 0 1 2 3 length of candle in cm 4 5 50 100 150 200 250 300 time in minutes 350 400 450 500 [2]

15 © UCLES 2022 0846/01/A/M/22 [Turn over (b) Which length of candle takes the least time to burn completely? cm [1] (c) Predict how long it takes a 3 cm candle to burn completely. minutes [1] (d) Mia says, ‘I think our investigation was not a fair test.’ Suggest one reason why Mia thinks their investigation was not a fair test. [1]

16 © UCLES 2022 0846/01/A/M/22 14 This is a question about forces. (a) Write down the name of the equipment we use to measure force. [1] (b) The tractor is moving. 500 N 2000 N Circle the correct box that shows the direction the tractor moves. [1] (c) The boat is moving. Circle the correct box to show the direction of the force of gravity. [1]

17 © UCLES 2022 0846/01/A/M/22 [Turn over (d) The car is moving. 1000 N 2500 N What happens to the speed of the car? Circle the correct answer. decreases increases decreases and increases stays the same [1]

18 © UCLES 2022 0846/01/A/M/22 15 When humans grow their skeletons grow. Here is some information about the mass of the human brain as humans grow. 0 0 0.5 age in years 1.0 brain mass in kg1.5 0.5 1 2 3 4–5 6–7 8–9 10–12 13–15 16–18 (a) What part of the skeleton surrounds and protects the brain? [1] (b) Complete the sentences to describe what happens to the mass of the human brain. Between the ages of 0 and 6 – 7 years the mass of the human brain . Between the ages of 6 – 7 and 8 – 9 years the mass of the human brain . Between the ages of 8 – 9 and 16 – 18 years the mass of the human brain . [1]

19 © UCLES 2022 0846/01/A/M/22 (c) When is the human brain 1.0 kg? Circle the correct answer. age 0.5 years age 1 year age 2 years age 3 years age 4 – 5 years [1] (d) Predict when the skeleton grows at the fastest rate. Use the information in the bar chart to help you. Circle the correct answer. between the ages of 0 years to 0.5 years between the ages of 0.5 years to 1 year between the ages of 1 year to 2 years between the ages of 2 years to 3 years between the ages of 3 years to 4 – 5 years [1]

20 Permission to reproduce items where third-party owned material protected by copyright is included has been sought and cleared where possible. Every reasonable effort has been made by the publisher (UCLES) to trace copyright holders, but if any items requiring clearance have unwittingly been included, the publisher will be pleased to make amends at the earliest possible opportunity. To avoid the issue of disclosure of answer-related information to candidates, all copyright acknowledgements are reproduced online in the Cambridge Assessment International Education Copyright Acknowledgements Booklet. This is produced for each series of examinations and is freely available to download at www.cambridgeinternational.org after the live examination series. Cambridge Assessment International Education is part of Cambridge Assessment. Cambridge Assessment is the brand name of the University of Cambridge Local Examinations Syndicate (UCLES), which is a department of the University of Cambridge. © UCLES 2022 0846/01/A/M/22 BLANK PAGE