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比尔教科学 - Season 1 Episode 20

3.8 /77
预告片 | | 26:14 分钟 | , , ,

Look no further ... Bill Nye is on the ball - the eyeball. For their small size, your eyes do an important job. By working with your brain, your eyes can tell the difference between thousands of different colors. They can follow a fast-moving hockey puck across the ice. They are even sending messages to your brain about what you're reading right now. Eyes work a lot like a camera. They take in light, focus light, and make images. With help from the brain, your eyes help understand the world around you. Light bouncing into your eye passes through an opening called the pupil. If you look in the mirror, your pupil is the black area in the middle of your eye. The pupil can open or close, depending on the brightness of the light. After passing the pupil, the light is focused onto the back of your eye by the lens, a thin layer of cells. On the back of your eye are special cells called rods and cones that are sensitive to light. These cells send electrical messages to your

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国家:

Subtitle: English France Germany Spain Dutch Korea Japan ETC.

工作室:

第一次约会: Sep 10, 1993

上次播出日期: Jun 20, 1998

插曲: 100 插曲

季节: 5 季节

季节

比尔教科学 季节 0

比尔教科学 季节 1

比尔教科学 季节 2

比尔教科学 季节 3

比尔教科学 季节 4

比尔教科学 季节 5

插曲

Flight

Earth's Crust

Dinosaurs

Skin

Buoyancy

Gravity

Digestion

Phases of Matter

Biodiversity

Simple Machines

The Moon

Sound

Garbage

Structures

Earth's Seasons

Light & Color

Cells

Electricity

Outer Space

Eyeball

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