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Unit 2. Chapter 6–Light. Chapter 6 ‒ Light. pp. 114-115. What is a straight line of light called? What is a luminous object?. Do you know?. ray. a straight line of light. Chapter 6 ‒ Light. p. 114. luminous. can make light on its own. Chapter 6 ‒ Light. p. 114. nonluminous.

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unit 2

Unit 2

Chapter 6–Light

do you know
Chapter 6 ‒ Light

pp. 114-115

What is a straight line of light called?

What is a luminous object?

Do you know?
slide3
ray

a straight line of light

Chapter 6 ‒ Light

p. 114

luminous
luminous

can make light on its own

Chapter 6 ‒ Light

p. 114

nonluminous
nonluminous

cannot make its own light

Chapter 6 ‒ Light

p. 115

do you know1
Chapter 6 ‒ Light

pp. 116-117

What is a translucent substance?

How are opaque objects different from transparent objects?

Do you know?
transparent
transparent

allows light rays to pass through it

Chapter 6 ‒ Light

p. 116

translucent
translucent

allows some, but not all, light rays to pass through it

Chapter 6 ‒ Light

p. 116

opaque
opaque

does not allow any light rays to pass through it

Chapter 6 ‒ Light

p. 117

slide10
Chapter 6 ‒ Light

p. 117

1. What is a ray?

a straight line of light

slide11
Chapter 6 ‒ Light

p. 117

2. What is a luminous object?

an object that can make light on its own

slide12
Chapter 6 ‒ Light

p. 117

3. What kind of substance does not allow any light rays to pass through it?

an opaque substance

do you know2
Chapter 6 ‒ Light

pp. 118-119

What causes a shadow?

How long is your shadow at noon?

Do you know?
shadow
shadow

a dark shape caused when an object blocks light

Chapter 6 ‒ Light

p. 118

slide15
Chapter 6 ‒ Light

p. 119

1. What is a shadow?

a dark shape caused when an object blocks light

slide16
Chapter 6 ‒ Light

p. 119

2. If a shadow is on the right side of an object, where is the light source?

on the left side

slide17
Chapter 6 ‒ Light

p. 119

3. Is your shadow longer at noon or at 6:00 p.m.?

at 6:00 p.m.

do you know3
Chapter 6 ‒ Light

pp. 122-123

What are all the colors that make up light called?

Why does a red hat look red?

Do you know?
visible spectrum
visible spectrum

all the colors that make up light

Chapter 6 ‒ Light

p. 122

reflection
reflection

the bouncing of light off an object

Chapter 6 ‒ Light

p. 122

do you know4
Chapter 6 ‒ Light

pp. 124-125

What is refraction?

What tools refract light?

Do you know?
refraction
refraction

the bending of light as it passes from one substance to another

Chapter 6 ‒ Light

p. 124

slide23
lens

a transparent material used to bend light

Chapter 6 ‒ Light

p. 125

slide24
Chapter 6 ‒ Light

p. 125

1. What is the visible spectrum?

all the colors that make up light

slide25
Chapter 6 ‒ Light

p. 125

2. What colors does a blue shirt absorb?

all the colors except blue

slide26
Chapter 6 ‒ Light

p. 125

3. What is refraction?

the bending of light as it passes from one substance to another

do you know5
Chapter 6 ‒ Light

pp. 126-127

What is the pupil?

What path does light take through the eye?

Do you know?
do you know6
Chapter 6 ‒ Light

pp. 128-129

What is nearsighted vision?

Does a convex lens bend light inward or outward?

Do you know?
slide29
Chapter 6 ‒ Light

p. 129

1. What part of the eye focuses light?

the lens

slide30
Chapter 6 ‒ Light

p. 129

2. What determines whether a person has normal vision or not?

where the lens focuses light

slide31
Chapter 6 ‒ Light

p. 129

3. What kind of lens bends light inward?

a convex lens

slide32
Chapter 4 ‒ Forces and Machines

p. 132

  • We need light to see.
  • Light rays travel in straight lines.
  • Light and heat are related to each other.
  • The location of a light source can be determined by an object’s shadow.
slide33
Chapter 4 ‒ Forces and Machines

p. 132

  • The colors we see are the result of light that reflects off objects.
  • Some lenses are used to correct where the eye focuses an image.
  • God designed the parts of the eye to focus images by receiving and bending light.