Contents Practice 1 Scientific Skills 1 Let’s Learn ..............................................................1 1.1 Science Process Skills .................................... 2 Summative Practice 1 ............................................ 5 Practice 2 Humans 8 Let’s Learn ............................................................. 8 2.1 Human Skeletal System .................................11 2.2 Human Blood Circulatory System ...............12 2.3 Relationship Between the Systems in Human Body ..............................................................14 Summative Practice 2 ...........................................16 HOTS Practice .............................................18 Gamified Quiz 1 .............................................18 Practice 3 Animals 19 Let’s Learn ............................................................19 3.1 Survival of Animal Species .......................... 22 3.2 Create Animal Model ................................... 29 3.3 Food Relationship among Living Things ..... 29 Summative Practice 3 .......................................... 33 Practice 4 Plants 36 Let’s Learn ........................................................... 36 4.1 Survival of Plant Species .............................. 38 4.2 Dispersal of Seeds or Fruits ......................... 40 Summative Practice 4 ......................................... 42 HOTS Practice ............................................ 44 PAK-21 Activity ............................................ 44 Gamified Quiz 2 ............................................ 44 Practice 5 Electricity 45 Let’s Learn ........................................................... 45 5.1 Source of Electrical Energy .......................... 46 5.2 Series Circuit and Parallel Circuit ................ 47 5.3 Safety Precautions in Handling Electrical Appliances and the Conservation of Electricity ....................................................... 50 Summative Practice 5 ..........................................51 PAK-21 Activity ............................................ 53 Practice 6 Heat 54 Let’s Learn ........................................................... 54 6.1 Heat and Temperature ................................ 55 Summative Practice 6 ......................................... 57 Gamified Quiz 3 ............................................. 59 Ujian Pertengahan Sesi Akademik (UPSA) ................. 60 Practice 7 Rusting 68 Let’s Learn ........................................................... 68 7.1 Rusting Material ........................................... 69 Summative Practice 7 ...........................................71 Practice 8 Matter 74 Let’s Learn ........................................................... 74 8.1 States of Matter ............................................ 75 8.2 Changes in the State of Matter of Water.... .77 Summative Practice 8 .......................................... 79 Gamified Quiz 4 ..............................................81 Practice 9 Phases of the Moon and Constellations 82 Let’s Learn ........................................................... 82 9.1 Phases of the Moon ..................................... 84 9.2 Constellations ............................................... 87 Summative Practice 9 .......................................... 88 Practice 10 Machine 93 Let’s Learn ........................................................... 93 10.1 Uses of Tools in Life ..................................... 94 Summative Practice 10 ........................................ 99 Gamified Quiz 5 ............................................102 Ujian Akhir Sesi Akademik (UASA) ........................ 103 Answers ................................................................................A1
© Penerbitan Pelangi Sdn. Bhd. 1 Name: ......................................................................... Class: ............................ Date: ............................ Science Process Skills Observing Classifying Predicting Measuring and using numbers Making inferences Communicating Interpreting data Using space-time relationship Defining operationally Experimenting Making a hypothesis Controlling variables i-THINK Circle Map Let’s Learn 1 Scientific Skills P ractice Theme 1 Inquiry in Science 1.1 Science Process Skills
Science Year 5 Practice 1 Scientific Skills © Penerbitan Pelangi Sdn. Bhd. 2 1.1 Science Process Skills Textbook pages: 2 – 4 A The diagram below shows a water beaker heated up using a Bunsen burner. PL 1 PL 2 PL 3 -10 0 10 20 30 40 50 60 70 80 90 100 110 C -10 0 10 20 30 40 50 60 70 80 90 100 110 C 30°C 90°C After 15 minutes 1. Complete the observation below. Observation: The temperature of the water in the beaker after 15 minutes. 2. What sense can be used to make the observation mentioned above? Tick (3) the correct answers. Sense of smell Sense of sight Sense of hearing Sense of touch 3. Tick (3) the correct inference for the observation above. Water in the beaker receive heat energy. Water in the beaker release heat energy. 4. Read the observation below. The water becomes cooler once the Bunsen burner is switched off. Give an inference for this observation.
Science Year 5 Practice 1 Scientific Skills © Penerbitan Pelangi Sdn. Bhd. 3 B The diagram below shows four type of plants that are classified into two groups by Firaz. PL 1 PL 2 PL 3 P Q 1. State the science process skills used by Firaz when classifying the plants. 2. Name groups P and Q. P : Q : 3. Tick (3) the sense used to observe the similarities and differences between these plants. Sense of smell Sense of sight Sense of touch Sense of hearing C Read the information below. Then, tabulate the information. PL 1 PL 2 PL 3 There are 35 pupils in Class 5 Amanah, including 18 boys and 17 girls. Five of the boys and two of the girls love apples. Oranges are preferred by 3 boys and 3 girls. Bananas are the preferred of 10 boys and 4 girls. The remaining girls love grapes.
Science Year 5 Practice 1 Scientific Skills © Penerbitan Pelangi Sdn. Bhd. 4 D Match the correct variables based on the diagrams below. PL 1 PL 2 PL 3 Stone Wooden ruler Measuring tape E Tick (3) the standard measuring tool that can be used to measure the height of the following objects. PL 1 PL 2 PL 3 1. Manipulated variable 2. Constant variable 3. Responding variable Condition of the plants after a week Presence of water Type of plant After one week Plant P Plant Q Plant P Plant Q
Science Year 5 Practice 1 Scientific Skills © Penerbitan Pelangi Sdn. Bhd. 5 Section A 1.1 Science Process Skills 1. Which of the following are science process skills? P – Observing Q – Sketching R – Interpreting data S – Defining operationally A P and Q C Q, R and S B Q and R D P, R and S 2. The table below shows the height of a balsam plant in a span of four weeks. Week 1 2 3 4 Height (cm) 8 18 25 35 What is the trend of change of the height of the balsam plant in the table above? HOTS Analysing A Increasing B Decreasing C Increasing and decreasing D Decreasing and then remains the same 3. Muthu and his friends conducted an experiment on the growth of a plant. Which of the following is not the operational definition for the growth of the plant? A Increase in the size of the pot B Increase in the height of the plant C Increase in the number of leaves D Increase in the circumference of the stem 4. The diagram below shows a wilted plant inside a pot. HOTS Analysing What is the inference for the wilted plant? A The plant is a non-flowering plant. B The plant requires water to live. C The plant will die after two days. D The plant is wilted because it hasn’t been watered. 5. The table below shows the results of an investigation on heating water. HOTS Analysing Volume of water (ml) 40 50 60 70 Time for water to boil (minute) 1 2 3 4 Which hypothesis is related to the table above? A The more the volume of water, the less time it takes for the water to boil. B The longer the time, the less volume of water gets boiled. C The more the volume of water, the longer time it takes for the water to boil. D The less the volume of water, the longer time it takes for the water to boil. Summative Practice 1 Instruction: Answer all questions.
Science Year 5 Practice 1 Scientific Skills © Penerbitan Pelangi Sdn. Bhd. 6 Section B 1. The diagram below shows changes happening in a seedling. As time goes on (a) Circle two parameters that change as time goes by, as shown in the diagram above. Height Number of flowers Number of leaves [2 marks] (b) Tick (3) the correct hypothesis based on your answers in (a). The more time passes by, the taller the seedling is. The more time passes by, the more flowers form on the seedling. The more time passes by, the more leaves form on the seedling. [2 marks] 2. (a) Underline the correct answer. Observation Inference (i) The observation is ( lower / higher) than the density of water. (ii) The plant receives sufficient water and ( light / soil ). [2 marks] (b) Tick (3) the apparatus that can be used to measure the volume of liquids. Beaker Thermometer Measuring cylinder [2 marks] CS 1.1 CS 1.1
Science Year 5 Practice 1 Scientific Skills © Penerbitan Pelangi Sdn. Bhd. 7 Section C 1. The diagram below shows an investigation carried out by Azim. Three containers containing 30 ml of water are left in the Sun for 30 minutes. W X Y The table below shows the result of the investigation. Containers W X Y Initial volume of water (ml) 30 30 30 Final volume of water (ml) 20 8 0 (a) State one measurement tool used to measure the volume of water in this investigation. [1 mark] (b ) What is the aim of this investigation? [1 mark] (c) What is the pattern of change in final volume of water in the containers based on the information in the table above? [1 mark] (d) Match the following information with the correct variable in this investigation. HOTS Analysing Information The size of containers The final volume of water Variables Manipulated variable Responding variable Constant variable [2 marks] (e) What is the hypothesis that can be made based on this investigation? HOTS Analysing [1 mark] CS 1.1
A1 © Penerbitan Pelangi Sdn. Bhd. Practice 1 Scientific Skills 1.1 Science Process Skills A 1. increases 2. Sense of sight 3. Water in the beaker receive heat energy. 4. The heat in the water has been released to environment. B 1. Observing and classifying 2. P : Plants that have thorns Q : Plants that do not have thorns 3. Sense of touch, sense of sight C Preferred fruit Number of pupils Male Female Apple 5 2 Orange 3 3 Banana 10 4 Grape 0 8 D 1. Presence of water 2. Type of plant 3. Condition of the plants after a week E Measuring tape and wooden ruler Summative Practice 1 Section A 1. D 2. A 3. A 4. D 5. C Section B 1. (a) Height, number of leaves (b) – The more time passes by, the taller the seedling is. – The more time passes by, the more leaves form on the seedling. 2. (a) (i) lower (ii) light (b) Beaker, Measuring cylinder Section C 1. (a) Measuring cylinder (b) To investigate the relationship between the size of containers and the final volume of water in the containers after 30 minutes. (c) Decreasing (d) The size of containers – Manipulated variable The final volume of water – Responding variable (e) The bigger the size of the container, the lesser the volume of water it contains after 30 minutes of exposure to the Sun. Practice 2 Humans 2.1 Human Skeletal System A 1. Ribs – To protect the internal organs 2. Hand bone – For support and movement 3. Skull – To protect the brain 4. Spine – To support the body 5. Leg bone – For support and movement B 1. True 2. True 3. False 4. True C 1. ✓ 2. ✓ 3. ✗ 4. ✓ 5. ✗ 2.2 Human Blood Circulatory System A 1. Carbon dioxide 3. Oxygen 2. Lungs 4. Human body B 1. The place where oxygen and carbon dioxide gases are exchanged. 2. Pumps blood to the lungs and the whole body. 3. Transports blood throughout the body. C 1. Transporting oxygen, nutrients and water throughout the body. 2. Transporting carbon dioxide and other waste products to be removed from the body. 2.3 Relationship Between the Systems in Human Body A 1. oesophagus, breathe 2. swollen, flow 3. right, rich, left, oxygen B 1. whole body 2. carbon dioxide from the body 3. the growth of bones 4. the organs involved in respiration and blood circulation such as the lungs and heart 5. digestive system 6. nutrients to the organs such as the heart to continue to function. C 1. – Overweight – High cholesterol 2. Heart disease 3. – Exercising frequently – Consuming a balanced diet – Drinking enough water Summative Practice 2 Section A 1. B 2. C 3. B 4. B 5. B 6. B Section B 1. (a) X : Lungs Y : Heart (b) X : Site where the exchange of oxygen and carbon dioxide gases occur. Y : Pumps blood to the lungs and to the whole body. Section C 1. (a) S Answers