Curriculum
Course: HIA International — Grade 7
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Curriculum

HIA International — Grade 7

Unit 1: Breathing and respiration

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Unit 2: Dissolving, solubility and chromatography

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Unit 3: Forces, motion and pressure

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Unit 4: Ecosystems

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Unit 5: Atoms, purity and climate

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Unit 6: Light and objects in space

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Unit 7: Nutrition, health and movement

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Unit 8: Energy changes and reactions of metals

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Unit 9: Magnetism and electromagnets

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Quiz

6.2 Refraction — Visual & Photo Quiz

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  • Questions count: 1
  • Passing grade: B+
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1.
Look at the photograph of a pencil appearing bent when placed in a glass of water. Why does the light path bend as it passes from water into air?
Dr Dabour Hub Academy - figure 1
Light speeds up when entering optically less dense air, bending away from the normal line
The pencil is physically broken by water molecules
Water absorbs all colours except red
Light stops completely at the water surface
Part of Unit 6: Light and objects in space — see every lesson and quiz in this unit.
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