iGCSE Light Waves

Quiz
•
Physics
•
10th Grade
•
Hard
Standards-aligned
George Mortley
Used 24+ times
FREE Resource
12 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Complete the sentence: The angle of incidence is
equal to the angle of reflection.
greater than the angle of reflection.
less than the angle of reflection.
not comparable to the angle of reflection.
Tags
NGSS.MS-PS4-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when a ray of light goes from a less dense medium into a more dense medium?
It bends towards the normal.
It bends away from the normal.
It passes straight through the medium with no change.
It reflects back at the boundary.
Tags
NGSS.MS-PS4-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following best describes the term refractive index?
the number that represents the amount a substance bends light
the number that represents the amount a light ray is reflected
the angle through which light bends
none of the above
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following statements is a reason for using prisms over plane mirrors in a periscope?
The picture will be in colour.
The light is refracted rather than refracted.
The image will be brighter and clearer.
the image will be the same.
Tags
NGSS.MS-PS4-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following objects uses mirrors and the law of reflection in order to work?
a periscope
an endoscope
a kaleidoscope
all of the above
Tags
NGSS.MS-PS4-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Total internal reflection occurs under which conditions?
when the angle of incidence is greater than the critical angle
when the angle of incidence is smaller than the critical angle
when the angle of reflection is greater than the critical angle
when the angle of reflection is smaller than the critical angle
Tags
NGSS.MS-PS4-2
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
Complete the sentence: Refraction causes light to
bounce off surfaces.
pass through substances with no effect.
change speed.
bend around corners.
Tags
NGSS.MS-PS4-2
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