4th Sep '25

P2 Keywords

P2193
  1. Force (9) - P2:9
    • something changes shape, direction or speed.
  2. Current (7) - P2:7
    • An electric current is a flow of electric charge.
  3. (5) - P2:5
  4. Velocity (5) - P2:5
    • velocity is a vector quantity; it is direction-aware.
  5. Wavelength (4) - P2:4
    • The distance between two successive crests or troughs of a wave.
  6. Acceleration (4) - P2:4
    • The increase of speed of an object over time.
  7. Work done (4) - P2:4
    • Work is done when a force is applied to an object and the object is moved through a distance.
  8. Magnetic field (4) - P2:4
    • a region around a magnetic material or a moving electric charge within which the force of magnetism acts.
  9. Frequency (4) - P2:4
    • the number of wave cycles passing a point per unit time
  10. Resultant force (3) - P2:3
    • A number of forces acting on an object may be replaced by a single force that has the same effect as all the original forces acting together.
  11. Gravity (3) - P2:3
    • An attraction between matter that is able to keep large masses like moons and planets in orbit.
  12. Displacement (3) - P2:3
    • a measurement of distance of the movement of a particle from its equilibrium position in a medium as it transmits a second wave
  13. Mass (3) - P2:3
    • how many particles there are (measured in KG)
  14. Momentum (3) - P2:3
    • the quantity of motion of a moving body, measured as a product of its mass and velocity.
  15. waves (3) - P2:3
    • transfer energy but not matter
  16. Energy transfer (2) - P2:2
  17. Distance (2) - P2:2
  18. Rotation (2) - P2:2
  19. Limit of proportionality (2) - P2:2
  20. Stretching (2) - P2:2
  21. Spring constant (2) - P2:2
  22. Linear (2) - P2:2
  23. Extension (2) - P2:2
  24. Collision (2) - P2:2
  25. Magnitude (2) - P2:2
  26. Direction (2) - P2:2
  27. Scalar (2) - P2:2
  28. Vector (2) - P2:2
  29. Energy store (2) - P2:2
  30. Directly proportional (2) - P2:2
  31. Compression (2) - P2:2
    • A compression is a region in a longitudinal wave where the particles are closest together.
  32. Conductor (2) - P2:2
    • A material the can conduct electricity or thermal energy.
  33. Transformer (2) - P2:2
    • A transformer is an electrical device that changes the voltage of an AC supply.
  34. Fusion (2) - P2:2
    • Nuclear fusion involves two atomic nuclei joining to make a large nucleus. Energy is released when this happens.
  35. Power (2) - P2:2
    • Power is a measure of how quickly energy is transferred. The unit of power is the watt (W).
  36. Waves (2) - P2:2
    • Transfer energy, not matter.
  37. mass (2) - P2:2
    • how many particles there are (measured in KG)
  38. Stationary (2) - P2:2
    • object that is not moving
  39. Absorb (2) - P2:2
    • take in or soak up energy or a liquid or other substance.
  40. Boundary (2) - P2:2
    • the point where two mediums meet
  41. Amplitude (2) - P2:2
    • the vertical distance between a peak or a valley and the equilibrium point.
  42. Hertz (2) - P2:2
    • unit for frequency
  43. Deceleration (2) - P2:2
    • when an object slows down
  44. Equilibrium (2) - P2:2
    • when there is a balance of opposing forces or influences.
  45. Reflect (2) - P2:2
    • when waves bounce back off a shiny surface
  46. Repulsion (1) - P2:1
  47. Non-contact force (1) - P2:1
  48. Friction (1) - P2:1
  49. Tension (1) - P2:1
  50. Gravitational field strength (1) - P2:1
  51. Attraction (1) - P2:1
  52. (1) - P2:1
  53. Joule (1) - P2:1
  54. Newton (1) - P2:1
  55. Normal contact force (1) - P2:1
  56. Centre of mass (1) - P2:1
  57. Magnetic (1) - P2:1
  58. Time (1) - P2:1
  59. Safety (1) - P2:1
  60. Electrostatic force (1) - P2:1
  61. Interaction pair (1) - P2:1
  62. primary coil (1) - P2:1
  63. Balanced forces (1) - P2:1
  64. Repel (1) - P2:1
  65. Electromagnetic (1) - P2:1
  66. Use this as the enquiry question ahead of the homemade Leslie cube demo (1) - P2:1
  67. Free body diagram (1) - P2:1
  68. Gravitational force (1) - P2:1
  69. Attract (1) - P2:1
  70. Newtonmeter (1) - P2:1
  71. Permanent magnet (1) - P2:1
  72. Weight (1) - P2:1
  73. Electromagnetic (1) - P2:1
  74. Elastic potential energy (1) - P2:1
  75. Non-contact (1) - P2:1
  76. Contact force (1) - P2:1
  77. Induced (1) - P2:1
  78. Magnetic force (1) - P2:1
  79. Balanced (1) - P2:1
  80. Pivot (1) - P2:1
  81. Perpendicular (1) - P2:1
  82. Moment (1) - P2:1
  83. Clockwise (1) - P2:1
  84. Anticlockwise (1) - P2:1
  85. Speed (1) - P2:1
  86. Gear (1) - P2:1
  87. Zero (1) - P2:1
  88. Turning effect (1) - P2:1
  89. Frictional forces (1) - P2:1
  90. Compressing (1) - P2:1
  91. Inelastic deformation (1) - P2:1
  92. Elastic deformation (1) - P2:1
  93. Elastic (1) - P2:1
  94. Bending (1) - P2:1
  95. Non-linear (1) - P2:1
  96. Temperature (1) - P2:1
  97. Forces (1) - P2:1
  98. Air resistance (1) - P2:1
  99. Lever (1) - P2:1
  100. Count (1) - P2:1
  101. Estimation (1) - P2:1
  102. Graph (1) - P2:1
  103. Newton-metre (1) - P2:1
  104. Calculate (1) - P2:1
  105. Gradient (1) - P2:1
  106. Resultant (1) - P2:1
  107. Balance (1) - P2:1
  108. Fluid (1) - P2:1
  109. Average (1) - P2:1
  110. Change (1) - P2:1
  111. Axis (1) - P2:1
  112. Straight (1) - P2:1
  113. Galaxies (1) - P2:1
    • A galaxy can contain many millions of stars, held together by the force of gravity.
  114. Magnet (1) - P2:1
    • A material made out of either iron, steel or cobalt that is polarised and has a north and south pole.
  115. Nebula (1) - P2:1
    • A nebula is an interstellar cloud of dust, hydrogen, helium and other ionized gases.
  116. Voltage (1) - P2:1
    • A potential difference, also called voltage, across an electrical component is needed to make a current flow through it. Cells or batteries often provide the potential difference needed.
  117. Rarefaction (1) - P2:1
    • A rarefaction is a region in a longitudinal wave where the particles are furthest apart.
  118. Diffused reflection (1) - P2:1
    • A rough surface will produce diffused reflection with scattered reflection of the waves.
  119. Satellite (1) - P2:1
    • A satellite is an object that orbits a larger object in space.
  120. Satellites (1) - P2:1
    • A satellite is an object that orbits a larger object in space.
  121. Supernova (1) - P2:1
    • A supernova is the explosion of a star -- the largest explosion that takes place in space.
  122. Universe (1) - P2:1
    • All of space and time, energy and matter.
  123. Circuits (1) - P2:1
    • An electric circuit is a path in which electrons from a voltage or current source flow
  124. Electric motor (1) - P2:1
    • Electric motors transfer electrical energy into kinetic energy, using magnets and coils of wire. There is a relationship between electrical power, voltage and current (power = voltage × current).
  125. Ultrasound (1) - P2:1
    • Electromagnetic wave
  126. Expanding Universe (1) - P2:1
    • Idea that Universe itself is increasing in size.
  127. longitudinal (1) - P2:1
    • In longitudinal waves, the oscillations are along the same direction as the direction of travel and energy
  128. Longitudinal (1) - P2:1
    • In longitudinal waves, the oscillations are along the same direction as the direction of travel and energy transfer.
  129. Transverse (1) - P2:1
    • In transverse waves, the oscillations (vibrations) are at right angles to the direction of travel and energy transfer.
  130. transverse (1) - P2:1
    • In transverse waves, the oscillations (vibrations) are at right angles to the direction of travel and energy transfer.
  131. Planets (1) - P2:1
    • Large object of matter that orbits a star.
  132. Sound Waves (1) - P2:1
    • Longitudinal waves that transfer energy as vibrations in particles.
  133. Loudspeaker (1) - P2:1
    • Loudspeakers transform electrical signals into sound. Inside a loudspeaker there is a permanent magnet. An electromagnet attached to the speaker cone is inside the magnet field of the permanent magnet.
  134. Poles (1) - P2:1
    • Magnet have a north and south pole.
  135. Receding (1) - P2:1
    • Moving further away from its original position.
  136. Dark energy (1) - P2:1
    • Process causing the Universe to speed up.
  137. Dark mass (1) - P2:1
    • Some of the observations of the universe, such as the spinning rates of galaxies, cannot easily be explained using our current theories about gravity. Scientists have suggested that the matter we can see – stars, planets and galaxies – are only part of the mass of the universe. They have suggested that most of the mass is actually matter we cannot see, called dark matter.
  138. Step down transformers (1) - P2:1
    • Step down current, step down voltage.
  139. Step Up transformers (1) - P2:1
    • Step up voltage, step down current.
  140. Solar system (1) - P2:1
    • The Solar System consists of the Sun with planets in orbit around it.
  141. Sun (1) - P2:1
    • The Sun is a star. It gives out heat and light through nuclear fusion.
  142. Nuclei (1) - P2:1
    • The centre of an atom made of protons and neutrons.
  143. Life cycle (1) - P2:1
    • The different stages of the development of a star.
  144. Magnetic Force (1) - P2:1
    • The force that arises due to the motion of charged particle within the magnetic field is known as the magnetic force. It is an outcome of the electromagnetic force.
  145. Motor effect (1) - P2:1
    • The motor effect is the term used when a current-carrying wire in the presence of a magnetic field experiences a force.
  146. motor effect (1) - P2:1
    • The motor effect is the term used when a current-carrying wire in the presence of a magnetic field experiences a force.
  147. Polarity (1) - P2:1
    • The state of being a north pole or south pole; the magnetic equivalent of electric charge
  148. Big-Bang Theory (1) - P2:1
    • Theory that states the universe as we know it started with a small singularity, that inflated over the next 13.8 billion years to the cosmos that we know today.
  149. Conservation (1) - P2:1
    • There is no change
  150. Red-shift (1) - P2:1
    • When an object moves away from an observer, the light has its wavelength stretched, 'shifting' it to the red end of the visible spectrum.
  151. Solenoid (1) - P2:1
    • a coil of wire, usually cylindrical, in which a magnetic field is set up by passing a current through it
  152. Detector (1) - P2:1
    • a device or instrument designed to detect the presence of a particular object or substance.
  153. permanent magnet (1) - P2:1
    • a magnet that retains its magnetic properties in the absence of an inducing field or current.
  154. Field (1) - P2:1
    • a region around a magnetic material or a moving electric charge within which the force of magnetism acts.
  155. Emitter (1) - P2:1
    • a substance that will transfer energy to its surroundings
  156. Earthquakes (1) - P2:1
    • a sudden violent shaking of the ground
  157. absorber (1) - P2:1
    • a thing or person that soaks up or absorbs something
  158. X-ray (1) - P2:1
    • a type of ionising radiation
  159. Braking distance (1) - P2:1
    • distance travelled by a moving object whilst the brakes are applied before stopping
  160. Thinking distance (1) - P2:1
    • distance travelled by a moving object whilst the driver processes they need to stop
  161. Light (1) - P2:1
    • electromagnetic waves that transfers energy, even through a vacuum.
  162. Electrical (1) - P2:1
    • energy transfer
  163. Magnification (1) - P2:1
    • enlarging an image
  164. source (1) - P2:1
    • from which something originates or can be obtained
  165. Proportional (1) - P2:1
    • having a constant ratio to another quantity.
  166. Wave (1) - P2:1
    • how energy is transferred from A to B
  167. reflection (1) - P2:1
    • light bounces back from a smooth surface
  168. P-waves (1) - P2:1
    • longitudinal seismic waves
  169. Sound waves (1) - P2:1
    • longitudinal wave
  170. Transmit (1) - P2:1
    • move from one place to another
  171. Oscillation (1) - P2:1
    • one complete cycle of a wave
  172. Vibrations (1) - P2:1
    • ossification around a fixed point
  173. transmitted (1) - P2:1
    • pass from one place to another
  174. boundary (1) - P2:1
    • point where two materials of different density meet
  175. Interface (1) - P2:1
    • point where two mediums meet and interact
  176. Focus (1) - P2:1
    • producing clear visual definition
  177. Ionising (1) - P2:1
    • radiation that carries enough energy to remove electrons from atoms
  178. Mutations (1) - P2:1
    • random changes to DNA
  179. Specular reflection (1) - P2:1
    • reflection are that the wave bounces back at the same angle if the surface is smooth
  180. Factors (1) - P2:1
    • something that could affect something else
  181. Kinetic energy (1) - P2:1
    • the energy stored within moving objects
  182. spectrum (1) - P2:1
    • the entire range of wavelengths of electromagnetic radiation
  183. Gamma (1) - P2:1
    • the most ionising electromagnetic wave
  184. Orbit (1) - P2:1
    • the regularly repeated elliptical course of a celestial object or spacecraft about a star or planet.
  185. Inertia (1) - P2:1
    • the resistance of any physical object to any change in its position and state of motion
  186. Wave speed (1) - P2:1
    • the speed at which a wave travels
  187. Period (1) - P2:1
    • the time needed for one complete cycle of vibration to pass in a given point.
  188. Stopping distance (1) - P2:1
    • total distance travelled before a moving object comes to a stop
  189. Radiate (1) - P2:1
    • transfer of energy to the surroundings
  190. Seismic (1) - P2:1
    • waves produced by earthquakes
  191. S-waves (1) - P2:1
    • waves that cannot travel through a liquid
  192. Refraction (1) - P2:1
    • when a wave passes through a medium with different density it speeds up or slows down
  193. Refract (1) - P2:1
    • when waves change speed when they move from one medium to another of different density
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