light basics
What does light allow us to do?
to see things
What is a shadow?
A dark area where light is blocked
What are the three main colors of light?
red, green, blue
What do we call objects that let light pass through fully?
Transparent
What natural source gives us light?
The Sun
Does light travel in straight lines or curves?
straight lines
When is a shadow short?
When light is close
What color is made when all light colors mix?
white
What do we call objects that block all light?
Opaque
What happens to the Earth if there is no sunlight?
It becomes cold and dark
What is it called when light bounces off a surface?
Reflection
When is a shadow long?
When light is far
What does a prism do to light?
It splits it into colors
What do we call objects that let some light through?
Translucent
Why do we have day and night?
Because Earth rotates
What happens to light in a mirror?
It reflects
What causes different shadow sizes?
Distance and position of light
What do you call the colors we see in a rainbow?
Visible spectrum
Give an example of a translucent object.
Frosted glass or thin fabric
What is the shape of Earth’s orbit around the sun?
A circle (elliptical)
What is it called when light bends?
Refraction
What changes shadow direction during the day?
The sun’s position
Why do we see rainbows?
Light bends in water drops like a prism
What kind of object creates a sharp shadow?
Opaque object
What causes seasons on Earth?
Earth’s tilt and revolution