GCSE Physics Specimen question paper - …

1 Specimen MATERIAL GCSE Physics Foundation Tier paper 2F Specimen 2018 Time allowed: 1 hour 45 minutes Materials For this paper you must have: a ruler a calculator a protractor the Physics Equation sheet (enclosed). Instructions Answer all questions in the spaces provided. Do all rough work in this book. Cross through any work you do not want to be marked. Information There are 100 marks available on this paper . The marks for questions are shown in brackets. You are expected to use a calculator where appropriate. You are reminded of the need for good English and clear presentation in your answers.

2 When answering questions , , and 14 you need to make sure that your answer: is clear, logical, sensibly structured fully meets the requirements of the question shows that each separate point or step supports the overall answer. Advice In all calculations, show clearly how you work out your answer. FPlease write clearly, in block capitals. Centre number Candidate number Surname Forename(s) Candidate signature 2 Specimen MATERIAL Figure 1 shows what scientists over 1000 years ago thought the solar system was like.

3 Figure 1 Give one way that the historical model of the solar system shown in Figure 1 is different from what we now know about the solar system. [1 mark] Give one way that the solar system shown in Figure 1 is the same as what we now know about the solar system. [1 mark] 0 1 0 1 . 1 0 1 . 2 3 Specimen MATERIAL The first artificial satellite to orbit the Earth was launched into space in 1957. Describe the orbit of an artificial satellite. [1 mark] What provides the force needed to keep a satellite in its orbit? Tick one box. [1 mark] friction gravity tension All stars go through a lifecycle.

4 The star Mira will go through a supernova stage in its lifecycle but the Sun will not. How is the star Mira different to the Sun? [1 mark] _____ _____ Turn over for the next question 0 1 . 5 0 1 . 3 0 1 . 4 4 Specimen MATERIAL Figure 2 shows two iron nails hanging from a bar magnet. The iron nails which were unmagnetised are now magnetised. Figure 2 Complete the sentence. Use a word from the box. [1 mark] The iron nails have become _____magnets. 0 2 0 2 . 1 forced induced permanent 5 Specimen MATERIAL Each of the three metal bars in Figure 3 is either a bar magnet or a piece of unmagnetised iron.

5 The forces that act between the bars when different ends are placed close together are shown by the arrows. Figure 3 Which one of the metal bars is a piece of unmagnetised iron? [2 marks] Tick one box. Bar 1 Bar 2 Bar 3 Give the reason for your answer. 0 2 . 2 6 Specimen MATERIAL A student investigated the strength of different fridge magnets by putting small sheets of paper between each magnet and the fridge door. The student measured the maximum number of sheets of paper that each magnet was able to hold in place.

6 Why was it important that each small sheet of paper had the same thickness? [1 mark] Before starting the investigation the student wrote the following hypothesis: The bigger the area of a fridge magnet the stronger the magnet will be. The student s results are given in Table 1. Table 1 Give one reason why the results from the investigation do not support the student s hypothesis. [1 mark] Fridge magnet Area of magnet in mm2 Number of sheets of paper held A 40 20 B 110 16 C 250 6 D 340 8 E 1350 4 0 2.

7 3 0 2 . 4 7 Specimen MATERIAL Turn over for the next question8 Specimen MATERIAL Figure 4 shows two students investigating reaction time. Figure 4 Student A lets the ruler go. Student B closes her hand the moment she sees the ruler fall. This investigation can be used to find out if listening to music changes the reaction times of a student. Explain how. [4 marks] 0 3 . 1 9 Specimen MATERIAL A second group of students used a stop clock and computer simulation test to measure their reaction times. Table 2 shows their results. Table 2 Give one conclusion that can be made from the results for student X and student Y.

8 [1 mark] Test 3 for student Z gave an anomalous result. Suggest two possible reasons why this anomalous result occurred. [2 marks] 1 2 Student Reaction time in seconds Test 1 Test 2 Test 3 X Y Z 0 3 . 2 0 3 . 3 10 Specimen MATERIAL A student suspended a spring from a laboratory stand and then hung a weight from the spring. Figure 5 shows the spring before and after the weight is added. Figure 5 Which distance gives the extension of the spring?

9 Tick one box. [1 mark] from J to K from K to L from J to L 0 4 0 4 . 1 11 Specimen MATERIAL The student used the spring, a set of weights and a ruler to investigate how the extension of the spring depended on the weight hanging from the spring. Figure 6 shows that the ruler is in a tilted position and not upright as it should be. Figure 6 How would leaving the ruler tilted affect the weight and extension data to be recorded by the student? Use answers from the box to complete each sentence. Each answer may be used once, more than once or not at all.

10 [2 marks] The weight recorded by the student would be _____ the actual weight. The extension recorded by the student would be _____ the actual extension of the spring. 0 4 . 2 greater than the same as smaller than 12 Specimen MATERIAL The student moves the ruler so that it is upright and not tilted. The student then completed the investigation and plotted the data taken in a graph. The student s graph is shown in Figure 7. Figure 7 Use Figure 7 to determine the additional force needed to increase the extension of the spring from 5cm to 15cm.