Ages 7–9🔬 Science12 verified questions on this shelf

How the Eye Works

Describe how the eye works: light enters through the pupil, the lens focuses it onto the retina at the back of the eye, and the retina sends signals along the optic nerve to the brain, which interprets the image

Try three questions

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Question 1 of 3

Which four names belong to the eye parts that (1) let light in, (2) focus the light, (3) detect the light, and (4) send the signal to the brain?

Question 2 of 3

Lily moves from a brightly lit kitchen into a dark hallway. Which statement best explains how Lily’s pupil changes and why this helps her see the hallway?

Question 3 of 3

Which four parts must work together for your eye to change light into the picture you see?

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A free account keeps practising How the Eye Works with 12 verified questions, tracks the Skill as it blooms, and connects a real teacher when you want one. Every student account needs a parent's email first.

Skill names and descriptions include the Marble Skill Taxonomy © Generative Spark, Inc. (withmarble.com), licensed under ODbL 1.0 (database) and CC BY-SA 4.0 (content). Practice questions are GlowGrades's own, each checked by independent verifiers that must agree before a child ever sees it.