Edexcel P3 Physics GCSE 2009

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Surname Initial(s)
Centre
Paper Reference
No.
Signature
Candidate
No. 5 0 4 9 0 1
Paper Reference(s)
5049/01 Examiner's use only
Edexcel GCSE Team Leader's use only
Physics
P3 ­ Topics 5 and 6 Question Leave
Wednesday 10 June 2009 ­ Afternoon Number Blank
1
Time: 1 hour
2
3
Materials required for examination Items included with question papers
Calculator Nil 4
5
6
7
8
9
Instructions to Candidates
In the boxes above, write your centre number, candidate number, your surname, initial(s) and
signature.
Check that you have the correct question paper.
Answer ALL the questions. Write your answers in the spaces provided in this question paper.
Do not use pencil. Use blue or black ink.
Some questions must be answered with a cross in a box ( ). If you change your mind about an
answer, put a line through the box ( ) and then mark your new answer with a cross ( ).
Show all stages in any calculations and state the units. Calculators may be used.
Include diagrams in your answers where these are helpful.
Information for Candidates
The marks for individual questions and the parts of questions are shown in round brackets: e.g. (2).
There are 9 questions in this question paper. The total mark for this paper is 60.
There are 20 pages in this question paper. Any blank pages are indicated.
Advice to Candidates
You are reminded of the importance of clear English and careful presentation in your answers.
Total
This publication may be reproduced only in accordance with
Edexcel Limited copyright policy.
©2009 Edexcel Limited. Turn over
Printer's Log. No.
N34063A
W850/R1536/57570 7/4/4/2/
*N34063A0120*

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FORMULAE
You may find the following formulae useful.…read more

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TURN OVER FOR QUESTION 1
3
*N34063A0320* Turn over…read more

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(a) Tick (9 ) the three statements that are true for Zoë's investigation.
statement true?
as the temperature increases the volume increases
as the temperature increases the pressure increases
the mass of the gas is constant
the pressure of the gas is constant
when the temperature in °C doubles the volume doubles
(3)
(b) Complete each sentence below by putting a cross ( ) in the correct box.
slow down.
(i) When a gas is heated its particles speed up.…read more

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2. Many people are confused by how CAT (computer aided tomography) and PET (positron
emission tomography) scanners work.
In a CAT scanner
· many X-ray images are taken around a horizontal axis, each at a slightly different
angle
· a computer puts all the images together
· a 3-D image is produced
The following sentences explain how a PET scanner works.
The sentences are in the wrong order.
Put them into the correct order by numbering the boxes.…read more

Page 7

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3. (a) What does an electrocardiogram (ECG) measure?
.......................................................................................................................................
(1)
(b) The diagram represents the ECG of a normal heart.
R
P T
Q S
P, QRS and T are three sections of the ECG.
Identify the action of the heart muscles at each section.
Draw a line from each box at the top to the correct box at the bottom.…read more

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4. The graph shows the number of neutrons plotted against the number of protons for the
nuclei of stable isotopes.
(a) Add letters to the graph to show the positions of unstable isotopes which emit the
following radiations.…read more

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(b) Sulphur-38 decays by emitting a beta-minus particle and a gamma ray to form an
isotope of chlorine.
Complete the nuclear equation for this decay, by filling in all the boxes.
38
S Cl + +
16
(2)
(c) Explain what is happening to
(i) a nucleus during gamma decay,
................................................................................................................................
................................................................................................................................
(ii) a nucleus during ­ (beta-minus) decay,
................................................................................................................................
................................................................................................................................
(iii) the quarks during ­ (beta-minus) decay.
................................................................................................................................
................................................................................................................................
(3)
(d) Name a fundamental particle involved in ­ (beta-minus) decay.
.......................................................................................................................................
.......................................................................................................................................…read more

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5. Adam Cox is a British gymnast.
His weight is 805 N.
The photograph shows him performing on the High Bar.
M
140 cm
position 2
280 cm
M
180 cm
position 1
Using the information given in the diagram, calculate the work that Adam does to raise his
weight from position 1 to position 2.
State the unit of your answer.
You should consider that his weight acts at point M.…read more

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