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WorksheetsUnit 1 Mystery Science: Human Body as a Machine
Total questions: 11
Worksheet time: 25mins
_________ are the "strings" that attach to the bones in a human body. They are much like the strings that make the robot hand move.
ligaments
bones
muscles
tendons
Where does the light enter the eye?
The white part
The retina
The pupil
The iris
True or false: The brain is one of the most important organs.
True
False
What would happen if you had no skeleton?
You would not be able to move.
You would not be affected.
Your brain would adjust
How do the little "strings" in our body help us move?
Both ends are attached to a muscle.
Both ends are attached to a bone.
One end is attached to a muscle and one end is attached to a bone.
The dark spot in the middle part of the eye is actually
a hole.
a darkly colored part of the iris.
a nerve that only looks black, but is actually the same color as the rest of the eye.
The pupil
protects the eyeball from damage.
allows light to come in to the eyeball.
allows the eyeball to focus on objects.
The screen at the back of the eye is called the
cornea lens.
iris.
retina.
When a bright light hits an eye, the pupil
gets bigger.
gets smaller.
stays the same.
Nocturnal animals can see easily at night because
their pupils are small so they get less light in their eyes.
their pupils are small so they get more light in their eyes.
their eyes have very large pupils that let in a lot of light.
My favorite lesson in this unit was __________________ because _________________.
