UNIT 2 Chapter 6–Light
Do you know? Chapter 6 ‒ Light pp What is a straight line of light called?What is a straight line of light called? What is a luminous object?What is a luminous object?
Words To Know a straight line of light ray Chapter 6 ‒ Light p. 114
Words To Know can make light on its own luminous Chapter 6 ‒ Light p. 114
Words To Know cannot make its own light nonluminous Chapter 6 ‒ Light p. 115
Do you know? Chapter 6 ‒ Light pp What is a translucent substance?What is a translucent substance? How are opaque objects different from transparent objects?How are opaque objects different from transparent objects?
Words To Know allows light rays to pass through it transparent Chapter 6 ‒ Light p. 116
Words To Know allows some, but not all, light rays to pass through it translucent Chapter 6 ‒ Light p. 116
Words To Know does not allow any light rays to pass through it opaque Chapter 6 ‒ Light p. 117
Chapter 6 ‒ Light p What is a ray? a straight line of light
Chapter 6 ‒ Light p What is a luminous object? an object that can make light on its own
Chapter 6 ‒ Light p What kind of substance does not allow any light rays to pass through it? an opaque substance
Do you know? Chapter 6 ‒ Light pp What causes a shadow?What causes a shadow? How long is your shadow at noon?How long is your shadow at noon?
Words To Know a dark shape caused when an object blocks light shadow Chapter 6 ‒ Light p. 118
Chapter 6 ‒ Light p What is a shadow? a dark shape caused when an object blocks light
Chapter 6 ‒ Light p If a shadow is on the right side of an object, where is the light source? on the left side
Chapter 6 ‒ Light p Is your shadow longer at noon or at 6:00 p.m.? at 6:00 p.m.
Do you know? Chapter 6 ‒ Light pp What are all the colors that make up light called?What are all the colors that make up light called? Why does a red hat look red?Why does a red hat look red?
Words To Know all the colors that make up light visible spectrum Chapter 6 ‒ Light p. 122
Words To Know the bouncing of light off an object reflection Chapter 6 ‒ Light p. 122
Do you know? Chapter 6 ‒ Light pp What is refraction?What is refraction? What tools refract light?What tools refract light?
Words To Know the bending of light as it passes from one substance to another refraction Chapter 6 ‒ Light p. 124
Words To Know a transparent material used to bend light lens Chapter 6 ‒ Light p. 125
Chapter 6 ‒ Light p What is the visible spectrum? all the colors that make up light
Chapter 6 ‒ Light p What colors does a blue shirt absorb? all the colors except blue
Chapter 6 ‒ Light p What is refraction? the bending of light as it passes from one substance to another
Do you know? Chapter 6 ‒ Light pp What is the pupil?What is the pupil? What path does light take through the eye?What path does light take through the eye?
Do you know? Chapter 6 ‒ Light pp What is nearsighted vision?What is nearsighted vision? Does a convex lens bend light inward or outward?Does a convex lens bend light inward or outward?
Chapter 6 ‒ Light p What part of the eye focuses light? the lens
Chapter 6 ‒ Light p What determines whether a person has normal vision or not? where the lens focuses light
Chapter 6 ‒ Light p What kind of lens bends light inward? a convex lens
Key Ideas We need light to see.We need light to see. Light rays travel in straight lines.Light rays travel in straight lines. Light and heat are related to each other.Light and heat are related to each other. The location of a light source can be determined by an object’s shadow.The location of a light source can be determined by an object’s shadow. Chapter 4 ‒ Forces and Machines p. 132
Key Ideas The colors we see are the result of light that reflects off objects.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.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.God designed the parts of the eye to focus images by receiving and bending light. Chapter 4 ‒ Forces and Machines p. 132