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WorksheetsThe way we see things (Part 1)
Total questions: 20
Worksheet time: 10mins
Why is the cave fish does not have eyes?
because there are bright lights in the cave so they don't need the eyes
because there are dim lights in the cave so they don't need the eyes
because thy not using eyes to see object, however they use their fins
because there are no lights in the cave so they don't need the eyes
Our eyes have to receive _________ in order for us to see. It is also can not give out this thing.
heat
sound
light
magnetism
Why are we can not see clearly in the dark?
because there is no light that enter our eyes.
because there is bright light that enter our eyes.
because we see objects using hands in the dark place and not our eyes.
because our eyes doesn't work, it needs heat, and its too cold in the dark place to get heat up.
Object that gives out light is called as ___________
light meter
light sensor
light source
light ray
A man-made light source such as city lights is an example of ______________ light source.
Natural
Supranatural
Artificial
Super facial
Which one is not the natural light source in nature?
The main light source that we have in day time is the ________
stars
moon
sun
meteor
We can see the light source because the light from the light source ___________
bounces to our eyes
enters our eyes
reflects to our eyes
jumps to our eyes
We should not look directly to the bright light sources such as Sun because it can _________
make our eyes change their colors
damage our eyes and harm them
cure our eyes astigmatism
make our eyes fresh but if its too much it can burn them
The path in which light travels is called a __________
light ray
light beam
light orbit
light axis
A bundle of light rays make up a _______ light.
laser
saber
stream
beam
When a lot of light falls on an area, it looks _________. When only little light falls on an area, it looks __________.
bright, dim
dim, bright
bright, bright
dim, dim
A brightly lit area has a higher _______________(Brightness) than a dimly lit area.
light bright
light beam
light ray
light intensity
Light intensity is measured in the unit _______. We can use ___________
light meter, lux
light meter, decibel
lux, light meter
decibel, light meter
How does the light ray goes so the girl can see the unicorn?
light goes to the girl and reflects to the girls eyes
light goes to the unicorn and reflects to the unicorn eyes
light goes to the girl and reflects to the unicorn eyes
light goes to the unicorn and reflects to the girls eyes
Based on the light rays in the picture, this picture showing ______
how the flower can see the boy
how the Sun light up the boy and the flower
how the boy can see the flower
how the boy can see the Sun instead of the flower
The men in the picture can see the rose because _______
the light from the Sun enter the men eyes
the light from the Sun reflected by the rose to the men eyes
the light from the rose enter the men eyes
the light from the rose reflected by the Sun to the men eyes
If the boy want to see the tree, the light from the Sun based on the picture needs to go to the ______ first.
tree
boy
ground
eyes
Based on the picture, the girl can see the board in the floor because the light get reflected and enter the girl __________
ear
nose
mouth
eyes
The keeper can catch the soccer ball easily because he can see it clearly. It happens because
the light reflected by the keeper to the soccer ball
the light reflected by the keeper to the keeper eyes
the light reflected by the soccer ball to the keeper eyes
the light reflected by the soccer ball to the soccer ball
