The panels show a lamp, card, and screen. Which panel has the largest shadow?

A flashlight shines from the left of a ball. Where will its shadow fall?

The picture shows Miko and three Sun positions. Which position gives him the shortest shadow?

Moving a lamp can change an object's shadow even when the object stays still.

Why does a book form a dark area on a wall when a flashlight shines toward it?

What happens to a flashlight beam when it reaches a mirror?

What is the name of the image Ana sees when she looks into a mirror?

A fixed beam hits a mirror. Which change alters the direction of the reflected light?

During a mirror relay, aiming a bright flashlight beam into another pupil's eyes is safe.

What word describes clear plastic that lets us see objects behind it sharply?

How does wax paper affect light passing through it?

Aling Rosa wants bathroom daylight while making outside views into the room blurry. What window material suits her?

How does a pencil look when viewed through slightly cloudy water?

Tinted glass can let people see objects clearly even though it makes the view darker.

What word describes thick cardboard that lets no light pass through?

Which colors of visible light are found in sunlight?

A white beam passes through the pictured cellophane onto a wall. What color should appear?

What does colored cellophane do to the different colors in white light?

Why does sunlight through red chapel glass make a red patch on the floor?

How do lenses that filter out blue light change the amount of that color reaching the eyes?