WorksheetsRefraction and Lenses
Total questions: 20
Worksheet time: 29mins
the bending of light
refraction
reflection
absorption
transparent
When will total internal reflection occur?
When light travels from a less dense to a more dense medium
When the angle of incidence is smaller than the critical angle
When the angle of incidence is greater than the critical angle
When the light cannot pass through a medium
The above image is an example of a ____________. They happen because cool and hot air have a different ___________________________.
Mirage; angle of incidence
Optical fibre; refractive index
Lateral inversion; angle of reflection
Mirage; refractive index
The focal length of this lens is _______.
negative because it can form real images
positive because it can form real images
negative because it can form virtual images
could be positive or negative depending on the image formed
A person standing in front of a lens creates an image that is both smaller than the original and closer to the lens. Classify the image formed in this scenario.
real, inverted
real, upright
virtual, inverted
virtual, upright
Classify the image formed in this scenario.
real, inverted, larger than original
real, inverted, smaller than original
virtual, upright, larger than original
virtual, upright, smaller than original
