EXAMINATION Question 1


Give ONE word or term for each of the following descriptions. 1.1 A resistor that will melt if the current gets too strong.


1.2 The line perpendicular to a reflecting surface, where the incident ray ends and the reflected ray begins.


1.3 The bending of light rays when changing from one medium to another. 1.4 The distance light travels in one second. 1.5 The object that orbits a planet.


1.6 The map of constellations on the Sun’s path through the sky.


Question 2 Write the letter (A–D) for the option that best answers the question or completes the statement. 2.1 When a plastic ruler becomes negatively charged, it has … A gained electrons. C lost electrons.


B gained protons. D lost protons.


2.2 In a simple series circuit, the bulb lights up when you close the switch because … A the switch produces electricity. B


closing the switch completes the circuit.


C there is energy in the light bulb. D the bulb is a resistor.


2.3 An electric hairdryer uses this effect of electric current to blow air. A Heating effect C Magnetic effect


B Lighting effect D Chemical effect


2.4 White light separates into different colours when it goes through a glass prism. This shows that different colours … A travel at the same speed through glass. B


combine to make white light.


C refract at the same angle. D reflect at different angles.


2.5 Comets come from … A the asteroid and Kuiper belts. B the Kuiper belt and the Oort cloud. C the Oort cloud only.


D deep space.


2.6 A huge group of stars, gas and dust orbiting around a common centre is … A the Oort cloud. C a galaxy.


B the solar system. D the universe.


(2) (2) (2) Exemplar end-of-year exam 195 (2) (1)


(1) (1) (1) (1)


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Exemplar end-of-year exam


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