e
nc
ie
Sc
Please check the examination details below before entering your candidate information
ed
Candidate surname Other names
in
mb
Co
Centre Number Candidate Number
SE
GC
l
22 ce
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
20 dex
E
Paper
Time 1 hour 10 minutes
reference 1SC0/1CF
Combined Science
PAPER 2
Foundation Tier
You must have: Total Marks
Calculator, ruler
Instructions
• Fill
Use black ink or ball-point pen.
• centrein the boxes at the top of this page with your name,
number and candidate number.
• Answer allthequestions.
Answer
• – there may questions in the spaces provided
be more space than you need.
• Calculators may be used.
• You must showmayall NOT
Any diagrams be accurately drawn, unless otherwise indicated.
• at the end of your solution.
your working out with your answer clearly identified
Information
• The total mark for this paper is 60.
• – usemarks
The for each question are shown in brackets
this as a guide as to how much time to spend on each question.
• structure
In questions marked with an asterisk (*), marks will be awarded for your ability to
your answer logically, showing how the points that you make are related
or follow on from each other where appropriate.
• There is a periodic table on the back cover of the paper.
Advice
• Read each question carefully before you start to answer it.
• Checkanswer
Try to every question.
• your answers if you have time at the end. Turn over
*P69481A0120*
P69481A
©2022 Pearson Education Ltd.
Q:1/1/
, e
nc
ie
Sc
ed
Answer ALL questions. Write your answers in the spaces provided.
in
mb
Co
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 .
SE
GC
1 Figure 1 shows a metal spoon and two test tubes being heated in a water bath.
l
22 ce
20 dex
One test tube contains a piece of chocolate, the other some liquid egg white.
E
metal spoon
chocolate egg white
heat
Figure 1
After heating, the spoon, the chocolate and the egg white are allowed to cool to
room temperature.
Figure 2 shows the state of the three different substances before heating, when hot
and after cooling.
substance before heating when hot after cooling
metal spoon solid solid solid
chocolate solid liquid solid
egg white liquid solid solid
Figure 2
2
*P69481A0220*
, e
nc
ie
Sc
ed
(a) Describe the differences in the arrangement and movement of the particles in a
in
mb
solid and in a liquid.
Co
(2)
SE
difference in arrangement of particles
GC
l
22 ce
. . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
20 dex
E
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... .............. .. . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
difference in movement of particles
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(b) What name is given to the process when the chocolate changes from a solid to
a liquid?
(1)
A condensing
B evaporating
C freezing
D melting
(c) Give a reason why the metal spoon has not changed state during the experiment.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(d) Explain how we know the change to the egg white is a chemical change rather
than a physical change.
(2)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(Total for Question 1 = 6 marks)
*P69481A0320*
3
Turn over
nc
ie
Sc
Please check the examination details below before entering your candidate information
ed
Candidate surname Other names
in
mb
Co
Centre Number Candidate Number
SE
GC
l
22 ce
Pearson Edexcel Level 1/Level 2 GCSE (9–1)
20 dex
E
Paper
Time 1 hour 10 minutes
reference 1SC0/1CF
Combined Science
PAPER 2
Foundation Tier
You must have: Total Marks
Calculator, ruler
Instructions
• Fill
Use black ink or ball-point pen.
• centrein the boxes at the top of this page with your name,
number and candidate number.
• Answer allthequestions.
Answer
• – there may questions in the spaces provided
be more space than you need.
• Calculators may be used.
• You must showmayall NOT
Any diagrams be accurately drawn, unless otherwise indicated.
• at the end of your solution.
your working out with your answer clearly identified
Information
• The total mark for this paper is 60.
• – usemarks
The for each question are shown in brackets
this as a guide as to how much time to spend on each question.
• structure
In questions marked with an asterisk (*), marks will be awarded for your ability to
your answer logically, showing how the points that you make are related
or follow on from each other where appropriate.
• There is a periodic table on the back cover of the paper.
Advice
• Read each question carefully before you start to answer it.
• Checkanswer
Try to every question.
• your answers if you have time at the end. Turn over
*P69481A0120*
P69481A
©2022 Pearson Education Ltd.
Q:1/1/
, e
nc
ie
Sc
ed
Answer ALL questions. Write your answers in the spaces provided.
in
mb
Co
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 .
SE
GC
1 Figure 1 shows a metal spoon and two test tubes being heated in a water bath.
l
22 ce
20 dex
One test tube contains a piece of chocolate, the other some liquid egg white.
E
metal spoon
chocolate egg white
heat
Figure 1
After heating, the spoon, the chocolate and the egg white are allowed to cool to
room temperature.
Figure 2 shows the state of the three different substances before heating, when hot
and after cooling.
substance before heating when hot after cooling
metal spoon solid solid solid
chocolate solid liquid solid
egg white liquid solid solid
Figure 2
2
*P69481A0220*
, e
nc
ie
Sc
ed
(a) Describe the differences in the arrangement and movement of the particles in a
in
mb
solid and in a liquid.
Co
(2)
SE
difference in arrangement of particles
GC
l
22 ce
. . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
20 dex
E
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... .............. .. . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
difference in movement of particles
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(b) What name is given to the process when the chocolate changes from a solid to
a liquid?
(1)
A condensing
B evaporating
C freezing
D melting
(c) Give a reason why the metal spoon has not changed state during the experiment.
(1)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(d) Explain how we know the change to the egg white is a chemical change rather
than a physical change.
(2)
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . .. .. .. .. .. .. .. .. .. .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ........................................................................................................................................... ................ . . . . . . . . . . . . . . . . . . . .
(Total for Question 1 = 6 marks)
*P69481A0320*
3
Turn over
