The Sun's position in the sky affects the length of the shadow.
True
False
wood
translucent
transparent
opaque
The black part of the eye is called the _____.
pupil
eyelid
iris
When the Sun is _____ on the horizon, the shadows are long.
high
low
We need ________ to be able to see things.
water
air
light
clear glass
transparent
translucent
opaque
Waves of light are called light ______.
rays
rim
roll
Explain how is a shadow formed.
A shadow is formed when an object blocks light from passing through it.
Shadows are formed when light passes through an object.
True
False
Mirrors create a clear image because they _______ light well.
block
reflect
frosted glass
translucent
opaque
transparent
A shadow occurs when light is blocked by an ________ object.
translucent
transparent
opaque
The shadow becomes ________ when the object is further away from the light source.
bigger
smaller
You can wear ___________ to protect your retina from damage caused by too much light.
sunglasses
sunspot
sunscreen
A shadow is always the same size as the object.
True
False
When the Sun is high in the sky, the shadows are much _______.
longer
shorter