Free CXC Physics Paper 1 May/June 2024 past paper from 2024. Includes a worked answer key. Open the PDF, take a timed test, and study with AI on Caribbean AI.
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CSEC Physics Paper 1 May/June 2024 - Free CXC Past Paper with Answers
Free CXC Physics Paper 1 May/June 2024 past paper from 2024. Includes a worked answer key. Open the PDF, take a timed test, and study with AI on Caribbean AI.
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Every question from this paper as text. See the answers and worked solutions. Questions are the property of the Caribbean Examinations Council; Caribbean AI is not affiliated with CXC.
An object is removed from the ground and placed on a shelf. Which of its properties is expected to increase?
Mass
Volume
Kinetic energy
Potential energy
The time period of a simple pendulum oscillating with a small amplitude depends on the
force with which the pendulum is set into motion
amplitude of the oscillation
length of the pendulum
mass of the pendulum bob
When two bodies collide, momentum is conserved. This means that the
momentum of each body is unchanged
kinetic energy before impact is equal to that after impact
algebraic sum of the velocities before impact is equal to the sum of the velocities after impact
total momentum of the bodies before impact is equal to the total momentum of the bodies after impact
A diving ball is to be used at great depths and so its walls are made thick. The MAIN reason for this is that
water pressure increases with depth
water is much colder at greater depths
a thin-walled vessel would float up to the surface
the density of water is much greater at great depths
Which of the following statements about the object are true? I. It returns to its starting point. II. It has zero acceleration between times t₂ and t₃. III. Its velocity at t₄ is the same as its initial velocity.
I and II only
I and III only
II and III only
I, II and III
Which of the following current (I)-time (t) graphs BEST represents a d.c. current?
Graph A
Graph B
Graph C
Graph D
An object of mass, m, is attached to a spring balance and its weight, w, recorded. What will be the result if the object is taken to the moon where the gravitational field strength is less, and weighed?
Mass = m; weight less than w
Mass less than m; weight = w
Mass = m; weight greater than w
Mass greater than m; weight = w
The sum of the clockwise moments about P equals
A boy measured the height of a laboratory table. Which of the following measurements is MOST likely the correct one?
0.00895 m
0.0895 m
0.895 m
8.95 m
Item 10 refers to the following diagram of a vernier caliper. 12 cm 13 cm 5
Which of the following readings is shown on the scale above?
12.06 cm
12.26 cm
12.25 cm
12.29 cm
Which of the following features must be present in a stable, well-designed racing car?
Low centre of gravity
Narrow wheel base
Long front
Sun roof
The unit for momentum is
kg s⁻¹
kg m s⁻¹
kg m s⁻²
N m
In an experiment to locate the centre of gravity of a sheet of cardboard, a plumb line (string with a small mass on the end) is used. The plumb line is used to
check that the apparatus is vertical
measure the width of the cardboard
show which points are vertically below the pivot
check that the cardboard is swinging freely
A bubble of gas rises to the surface of a soft drink. This is because the
density of the gas is greater than the density of the drink
upthrust on the bubble is greater than the weight of the bubble
upthrust on the bubble is greater than the weight of water it displaces
weight of the water displaced by the bubble is less than the weight of the bubble
Given that force = mass × acceleration, the unit of force could be written
kg⁻¹ m s²
kg m¹ s²
kg m¹ s⁻²
kg m s⁻²
Which of the following pairs consist(s) of fundamental quantities?
I. Mass and weight II. Mass and length III. Time and current
I only
II only
I and III only
II and III only
As the temperature of a liquid rises
its density increases
the forces between its molecules increase
the kinetic energy of its molecules increases
the pressure it exerts at the bottom of the container increases
A metal of mass m requires energy, E, to raise its temperature from to . The specific heat capacity of the metal will be given by
Which of the following ranges of temperature is MOST suitable for a clinical thermometer?
to
to
to
to
The water when heated at the top boils long before the ice is melted. The MAIN reason for this is that
ice is less dense than water
water is a poor conductor of heat
copper is a good conductor of heat
the test tube is a poor conductor of heat
The specific latent heat of fusion of water is . This means that when of water freezes
of heat is given out
of heat is absorbed
of heat is given out
of heat is absorbed
An electric kettle full of water is plugged into the mains. The MAJOR process by which heat travels through the water is
radiation
convection
conduction
electrification
Which of the following materials is BOTH a good absorber and a good emitter of thermal (heat) energy?
A flat, polished metal plate
A polished, convex metal plate
A polished, concave metal plate
A flat metal plate, painted black
When heating a substance, a point is reached where no further change in temperature is observed. The MOST likely reason for this is that the
substance is changing state
heater is supplying less heat
substance needs to be stirred less frequently
substance is losing heat to the atmosphere
To check the upper fixed point on a thermometer on the Celsius scale, the thermometer is placed in
melting ice at atmospheric pressure
boiling water at atmospheric pressure
steam above boiling water at atmospheric pressure
water in contact with melting ice at atmospheric pressure
Who was responsible for arriving at the conclusion that measured amounts of electrical and mechanical energy can be converted to proportionate amounts of heat energy?
Rumford
Coulomb
Newton
Joule
Two types of radiation, L and R, fall on a woman's left and right hands respectively. Her left hand feels hot but does not become tanned; her right hand does not feel hot but it eventually becomes tanned. Radiations L and R are
visible light / X-rays
X-rays / visible light
ultraviolet / infrared
infrared / ultraviolet
Which of the following statements about evaporation is FALSE?
Evaporation requires heat energy and causes cooling.
In evaporation the faster molecules escape the liquid.
Evaporation occurs at room temperature only.
Evaporation occurs only at the surface.
Which of the following distances represents the wavelength of the vibration?
D to E
C to E
A to E
A to B
Which of the following statements is true of a diverging lens?
It is thinner at the centre than at the edge.
It can form only enlarged images.
It can form only inverted images.
It can form only real images.
Item 31 refers to the following diagram which shows an object in front of a plane mirror.
Which of the following options BEST represents the image produced by the plane mirror?
Which of the following statements about sound is NOT correct?
Sound travels more slowly than light.
Sound does not travel through a vacuum.
Sound is transmitted as transverse waves.
Sound may be produced by vibrating systems.
A ray of white light enters a transparent glass prism. In which of the following diagrams is the dispersion of light correctly illustrated?
Which of the following properties is true of BOTH light waves and sound waves?
They are electromagnetic waves.
They are longitudinal waves.
They may be transmitted through a vacuum.
They undergo refraction.
Item 35 refers to the following diagram in which two coherent light sources produce an interference pattern on a screen of bright and dark fringes.
The reason for the formation of the bright fringes is that
these positions contain more light energy
the crests are larger than the troughs along these lines
all the crests and troughs are in phase along these points
all the crests and troughs are out of phase along these points
A ray of light leaves the air and enters glass of refractive index 1.5. If the angle of incidence is 37°, what is the sine of the angle of refraction?
Which of the following objects can detect X-rays?
Television aerials
Photographic film
Thermometers
Oscilloscopes
A note from a drum is louder when it is struck harder because the sound waves produced have a greater
velocity
frequency
amplitude
wavelength
Which of the following phenomena are exhibited by sound waves? I. Refraction II. Diffraction III. Interference
I and II only
I and III only
II and III only
I, II and III
Which of the following relationships between electrical quantities is correct?
Which device allows one circuit to switch another circuit on or off without any direct contact between them?
Magnetic relay
Electromagnet
Generator
Motor
A glass rod is rubbed with a piece of silk and is positively charged. The glass rod became charged by
losing protons
losing electrons
gaining protons
gaining electrons
When an excessive current passes through a fuse, which of the following is the sequence of events?
Wire gets hot → current is cut off → wire melts
Wire gets hot → wire melts → current is cut off
Wire melts → current is cut off → wire gets hot
Wire melts → wire gets hot → current is cut off
Item 47 refers to the following diagram.
Appropriate labels for device W and input X are
step-down transformer / a.c. input
step-down transformer / d.c. input
step-up transformer / a.c. input
step-up transformer / d.c. input
Item 48 refers to the following current (I) - time (t) graph.
What is the period of the current?
2 s
4 s
6 s
8 s
An ideal transformer has a primary to secondary turns ratio of 1:3. An alternating potential difference of 200 V is applied to the primary coil and a resistance of 200 attached to the secondary coil. What is the current in the secondary circuit?
0.33 A
1.00 A
1.50 A
3.00 A
Which of the following combinations of ammeter characteristics is correct?
Low / In parallel
Low / In series
High / In series
High / In parallel
What is the current through R, if the current through R₂ is 1.8 A?
1.2 A
1.8 A
2.7 A
3.0 A
The BEST material for the core of an electromagnet is
iron
steel
wood
aluminium
Given that the potential difference across the lamp in the circuit is 4 V, what is the potential difference across resistor A?
V
V
V
V
Which of the following describes two properties of an -particle?
Negative charge, very penetrating
Positive charge, very penetrating
Negative charge, not very penetrating
Positive charge, not very penetrating
Isotopes of an element differ from each other in that they have a different
atomic number
number of protons
number of neutrons
number of electrons
Which of the following graphs shows how the activity of a radioactive source varies with time?
Graph A
Graph B
Graph C
Graph D
Which of the following scientists formulated the equation E = mc²?
Marie Curie
Isaac Newton
J.J. Thompson
Albert Einstein
Which of the following statements about radioactive decay are correct? I. It is dependent on conditions external to the nucleus. II. It is a random process. III. It is due to changes in the nuclei of atoms.
I and II only
I and III only
II and III only
I, II and III
Which of the following statements about radioisotopes is TRUE?
They are not used in scientific work because they are too dangerous.
They are most frequently used in radio communications.
They are sometimes used in medicine.
They are never found to occur naturally.
An isotope of uranium, , changes to thorium, . This is an example of
α decay
β decay
fission
fusion