#1 UNIT C

Describes a material which allows light to pass through easily.

#1 UNIT C

Describes a material which allows light to pass through easily.

TRANSPARENT

#2 UNIT C

A telescope that uses two lenses to form an image.

#2 UNIT C

A telescope that uses two lenses to form an image.

REFRACTING TELESCOPE

#3 UNIT C

A diagram used to show how light travels.

#3 UNIT C

A diagram used to show how light travels.

RAY DIAGRAM

#4 UNIT C

The angle between the incidence ray and the normal.

#4 UNIT C

The angle between the incidence ray and the normal.

ANGLE OF INCIDENCE

#5 UNIT C

A telescope that uses a curved mirror and a lens to form an enlarged image.

#5 UNIT C

A telescope that uses a curved mirror and a lens to form an enlarged image.

REFLECTING TELESCOPE

#6 UNIT C

Describes a material which allows some light to pass through.

#6 UNIT C

Describes a material which allows some light to pass through.

TRANSLUCENT

#7 UNIT C

Reflection where all rays reflect at different angles.

#7 UNIT C

Reflection where all rays reflect at different angles.

DIFFUSE REFLECTION

#8 UNIT C

An object which produces light.

#8 UNIT C

An object which produces light.

LUMINOUS

#9 UNIT C

The ray of light that arrives at a mirror or other substance.

#9 UNIT C

The ray of light that arrives at a mirror or other substance.

INCIDENCE RAY

#10 UNIT C

The line perpendicular to its surface.

#10 UNIT C

The line perpendicular to its surface.

NORMAL

#11 UNIT C

The angle between the reflection ray and the normal.

#11 UNIT C

The angle between the reflection ray and the normal.

ANGLE OF REFLECTION

#12 UNIT C

This law state the angle of incidence equals the angle of reflection.

#12 UNIT C

This law state the angle of incidence equals the angle of reflection.

LAW OF REFLECTION

#13 UNIT C

The bending of light as it travels from one material to the next.

#13 UNIT C

The bending of light as it travels from one material to the next.

REFRACTION

#14 UNIT C

A reflecting surface that bulges out like the back of a spoon.

#14 UNIT C

A reflecting surface that bulges out like the back of a spoon.

CONVEX MIRROR

#15 UNIT C

The point at which light rays meet, or appear to meet after being reflected by a mirror or refracted by a lens.

#15 UNIT C

The point at which light rays meet, or appear to meet after being reflected by a mirror or refracted by a lens.

FOCAL POINT

#16 UNIT C

Describes a material which allows no light to pass through.

#16 UNIT C

Describes a material which allows no light to pass through.

OPAQUE

#17 UNIT C

The distance from the crest of one wave to the crest of the next.

#17 UNIT C

The distance from the crest of one wave to the crest of the next.

WAVELENGTH

#18 UNIT C

The number of times the medium vibrates in a given unit of time.

#18 UNIT C

The number of times the medium vibrates in a given unit of time.

FREQUENCY

#19 UNIT C

People who are near-sighted cannot see ________ objects clearly.

#19 UNIT C

People who are near-sighted cannot see ________ objects clearly.

FAR

#20 UNIT C

The height of the wavelength.

#20 UNIT C

The height of the wavelength.

AMPLITUDE

#21 UNIT C

A light-producing organ found in bioluminescent organisms.

#21 UNIT C

A light-producing organ found in bioluminescent organisms.

PHOTOPHORE

#22 UNIT C

The opening in the eye which lets light in.

#22 UNIT C

The opening in the eye which lets light in.

PUPIL

#23 UNIT C

The band of muscles in the eye which controls the size of the pupil and the amount of light entering the eye.

#23 UNIT C

The band of muscles in the eye which controls the size of the pupil and the amount of light entering the eye.

IRIS

#24 UNIT C

The retina is made up of photoreceptors called rods and cones, what do each do?

#24 UNIT C

The retina is made up of photoreceptors called rods and cones, what do each do?

RODS – SENSITIVE TO LIGHT CONES – DETECT COLOR

#25 UNIT C

People who are far-sighted cannot see ________ objects clearly.

#25 UNIT C

People who are far-sighted cannot see ________ objects clearly.

CLOSE

#26 UNIT C

A process of creating a big picture out of small pieces.

#26 UNIT C

A process of creating a big picture out of small pieces.

DIGITAL IMAGING

#27 UNIT C

The nerve at the back of the eye which passes the message to the brain.

#27 UNIT C

The nerve at the back of the eye which passes the message to the brain.

OPTICAL NERVE

#28 UNIT C

The part of a camera which acts like a pupil in the eye.

#28 UNIT C

The part of a camera which acts like a pupil in the eye.

APERATURE

#29 UNIT C

The formula is find the speed of a wave?

#29 UNIT C

The formula is find the speed of a wave?

SPEED = WAVELENGTH X FREQUENCY

#30 UNIT C

Eyes that are made up of smaller units.

#30 UNIT C

Eyes that are made up of smaller units.

COMPOUND EYES

#31 UNIT C

An individual part of a digital image.

#31 UNIT C

An individual part of a digital image.

PIXEL

Science 8 Unit C

Light and Optics

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