25_T4_W02_Pinhole camera and ray diagram
Interactive Video
•
Science
•
8th Grade
•
Medium
Paula van Berkel
Used 69+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Why is black paper used for the front of the pinhole camera?
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Waarom word swart papier gebruik vir die voorkant van die speldgatkamera?
The black paper will absorb all the light around the pinhole.
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Die swart papier sal al die lig rondom die speldgat absorbeer.
There is no reason for black paper to be used.
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Daar is geen rede waarom swart papier gebruik moet word nie.
The black paper makes it easier to see the light rays.
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Die swart papier maak dit makliker om die ligstrale te sien.
The black paper is like a seal and prevents light leaks.
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Die swart papier is soos 'n seël en voorkom ligte lekkasies.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the image when the object is positioned with the arrow pointing up? ||
Wat gebeur met die prent wanneer die voorwerp geposisioneer is met die pyl wat op wys?
The image disappears
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Die beeld verdwyn
The image is blurry
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Die beeld is vaag
The image is also pointing up
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The image is also pointing up
The image is pointing down
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Die beeld wys af
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The part of the pinhole camera that represents the pupil of an eye is the...
Die deel van die speldgatkamera wat die pupil van 'n oog verteenwoordig, is die...
black paper
swart papier
the hole in the black paper
die gaatjie in die swart papier
arrow shaped hole
pylvormige gat
the tracing paper
die natrekpapier
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The part of the pinhole camera that represents the retina
of an eye is the...
Die deel van die speldgatkamera wat die retina verteenwoordig van 'n oog is die ...
black paper
swart papier
the hole in the black paper
die gaatjie in die swart papier
arrow shaped hole
pylvormige gat
the tracing paper
die natrekpapier
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What property of light does the pinhole camera show?
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Watter eienskap van lig wys die speldgatkamera?
White light has all the colours of the rainbow
Wit lig het al die kleure van die reënboog
Light travels in straight lines
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Lig beweeg in reguit lyne
Light reflects
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Lig weerkaats
Light refracts
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Lig breek
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Why is the ray diagram drawn from a top view?
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Waarom word die straaldiagram vanuit 'n boaansig geteken?
To make it complicated
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Om dit ingewikkeld te maak
To represent positioning of the components
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Om posisionering van die komponente te verteenwoordig
To simplify set-up
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Om opstelling te vereenvoudig
To be able to see the direction of the rays
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Om die strale se rigting te kan sien
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do we draw rays from the top and bottom of the object?
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Waarom teken ons strale vanaf die bo- en onderkant van die voorwerp?
To find interesting directions of light
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Om die rigting van ligstrale te bepaal
To create shadows
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Om skaduwees te skep
To make the image colorful
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Om die beeld kleurvol te maak
To measure the size of the object
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Om die grootte van die voorwerp te meet
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