Curriculum
Course: HIA International — Grade 7
Login

Curriculum

HIA International — Grade 7

Unit 1: Breathing and respiration

0/27

Unit 2: Dissolving, solubility and chromatography

0/22

Unit 3: Forces, motion and pressure

0/37

Unit 4: Ecosystems

0/22

Unit 5: Atoms, purity and climate

0/27

Unit 6: Light and objects in space

0/33

Unit 7: Nutrition, health and movement

0/22

Unit 8: Energy changes and reactions of metals

0/39

Unit 9: Magnetism and electromagnets

0/22
Quiz

6.1 Reflections — Visual & Photo Quiz

Submit quiz
Once you submit, you will no longer be able to change your answers. Are you sure you want to submit the quiz?
Cancel Submit
  • Questions count: 1
  • Passing grade: B+
Start Quiz
1.
Look at the ray diagram showing a light ray bouncing off a plane mirror: the incident ray, reflected ray, and normal line. What is the law of reflection?
Dr Dabour Hub Academy - figure 1
Angle of incidence (i) = Angle of reflection (r)
Angle of incidence is always twice the angle of reflection
Angle of reflection is always 90°
Angle of incidence + angle of reflection = 45°
Part of Unit 6: Light and objects in space — see every lesson and quiz in this unit.
Accepted payment methods