What is the colored part of the eye that controls how much light enters?
Where is a shadow in comparison to the light source & the object?
on the other side of the object
Objects that make their own light are called ---
luminous
Light is a form of ---?
energy
What day of creation did God create the sun, moon, and stars?
Day 4
What part of the eye carries images to the brain?
optic nerve
A dark shape caused when an object blocks light is called a---?
shadow
What does opaque mean?
a material that allows no light to pass through
Light travels in straight lines called ---
rays
Name a luminous object.
Ex: fire, lava, lightning bug, the sun, lightning, angler fish
What is the back part of the eye where images form?
retina
A shadow is --- in the morning than it is at noon?
taller/longer
A material that allows all light to pass through it
transparent
What day of creation did God create light?
The first day.
Name an object that uses a lens.
microscope, telescope, glasses, binoculars
What part of the eye refracts light to focus it?
lens
A shadow is --- at noon than it is in the morning
shorter
What is the bending of light as it passes through a substance?
refraction
Visible spectrum
What kind of lens bends outward?
concave
What part of the eye does light enter first?
cornea
If a groundhog sees its shadow on Feb. 2, what does that mean?
there will be 6 more weeks of winter weather
A type of material that allows some light to pass through it
translucent
What are ways that the sun's light benefits earth?
Warmth, light to see, health, helps plants make food & grow.
White light is made up of --- colors
all