Curriculum
Course: IB Physics HL
time left:
:
:
Login

Curriculum

IB Physics HL

Theme A — Space, Time and Motion

0/125 Dr Dabour Hub Science Diagram and Course Material

Theme B — The Particulate Nature of Matter

0/105 Dr Dabour Hub Science Diagram and Course Material

Theme C — Wave Behaviour

0/73 Dr Dabour Hub Science Diagram and Course Material

Theme D — Fields

0/77 Dr Dabour Hub Science Diagram and Course Material

Theme E — Nuclear and Quantum Physics

0/89 Dr Dabour Hub Science Diagram and Course Material

Tools and Inquiry — IB Physics skills

0/43 Dr Dabour Hub Science Diagram and Course Material
Quiz

E.2.3 The Particle Nature of Light – Check yourself

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: 6
  • Passing grade: B+
  • Time limit: 10 minutes
Start Quiz
1.
The momentum of a photon is given by
hλ
h/λ
hf/λ
λ/h
2.
If the wavelength of a photon is halved, its momentum
halves
quadruples
is unchanged
doubles
3.
A beam of power 3.0 W is totally absorbed. The force exerted is
1.0 × 10−8 N
3.0 × 10−8 N
9.0 × 108 N
2.0 × 10−8 N
4.
Total reflection gives, compared with total absorption, a force
half as large
twice as large
the same
zero
5.
Which of these is evidence for the particle nature of light?
Diffraction at a single slit
Interference of two sources
The photoelectric effect
Polarisation
6.
A photon in a vacuum travels at
a speed proportional to frequency
less than c for low energy
3.00 × 108 m s−1 regardless of energy
a speed that depends on wavelength
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
Part of Theme E — Nuclear and Quantum Physics — see every lesson and quiz in this unit.
Accepted payment methods