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Can I Believe My Eyes Study Guide

Total questions: 62

Worksheet time: 1hrs 2mins

Name
Class
Date
1.
Can there be different kinds of models for the same thing?
a)
No, there's only one way to model things.
b)
Yes, you can use different materials to create models.
2.
What has to happen for you to see an object?
a)
Light shines on an object.
Some light bounces off it to your eyes.
b)
The object shines so you can see it.
3.
An object makes a shadow because...
a)
The object blocks the path of the light but lights up the area around the object.
b)
The light source stops working here and there.
4.
A shadow is created in front of an object.
a)
True
b)
False
5.
A shadow has a similar shape as the object.
a)
True
b)
False
6.
Why can you look through a window and see an object? 
a)
The window absorbs all of the light.
b)
The window scatters all of the light.
c)
Light is transmitted through the window to your eyes.
d)
Light is reflected off the window.
7.
What allows the least amount of light to pass through because they absorb the most light?
a)
sunglasses
b)
air
c)
eyeglasses
d)
fake glasses
8.
What absorbs more light?
a)
a darker object
b)
a lighter object
9.
Why does a darker object feel hotter than a lighter object?
a)
The darker object scatters more light.
b)
The darker object transmits more light.
c)
The darker object reflects more light.
d)
The darker object absorbs more light.
10.
Why do 2 colors appear brighter than one color?
a)
The new color is made of more light.
b)
The new color is made of less light.
11.
When all colors of light are combined, what color is made?
a)
Red
b)
Green
c)
White
d)
Black
12.
What color is made when there is no light?
a)
Red
b)
Green
c)
White
d)
Black
13.
Why does an object look blue?
a)
It reflects blue light.
b)
It reflects green light. 
c)
I absorbs blue light.
d)
It gives off blue light.
14.
A blue light shines on a green plant in a blue pot. What color will the plant be?
a)
Green because the green plant reflects the blue light.
b)
Blue because it's blue light.
c)
Black because the green plant absorbs the blue light.
d)
White because all light is reflected.
15.
A blue light shines on a green plant in a blue pot. What color will the pot be?
a)
Green because the blue pot reflects the blue light.
b)
Blue because the blue pot reflects blue light.
c)
Black because the blue pot absorbs the blue light.
d)
White because all light is reflected.
16.
When does a mirror reflect the most light from a flashlight?
a)
When the flashlight is shining directly at the mirror
b)
When the flashlight is shining on the mirror at an angle
17.
When light shines on paper, the amount of light reflected off of it is small because...
a)
Light is absorbed entirely
b)
Light is scattered in all directions
c)
The paper is smooth
d)
The paper is shiny
18.
Plants need light to grow. Will a green plant grow better under a green light or blue light?
a)
Green light because green light is reflected off green plants
b)
Green light because green light is absorbed by green plants
c)
Blue light because blue light reflects off green plants
d)
Blue light because blue light is absorbed by green plants
19.
Can I see my friend who is around the corner from me?
a)
Yes, there is a direct path around corners
b)
No, I need a direct path to see my friend
c)
Yes, I can use my x-ray  vision
d)
No, my friend isn't really there
20.
Which part of the eye allows light to pass through?
a)
Retina
b)
Pupil
c)
Optic Nerve
21.
Which part of the eye absorbs the light?
a)
Retina
b)
Pupil
c)
Optic Nerve
22.
Which part of the eye focuses the light?
a)
Lens
b)
Retina
c)
Cornea
23.
Which part of the eye carries the message to the brain?
a)
Retina
b)
Optic Nerve
c)
Pupil
d)
None of the above
24.
In order to see an object, we need:
a)
Light, object, eyes, clear path
b)
Light, eyes, clear path
c)
Object, eyes, clear path
d)
Eyes, object, blocked path, light
25.
Which colors can our eyes detect?
a)
Red, green, indigo
b)
Red, orange, yellow
c)
Red, green, violet
d)
Red, green, blue
26.
How does light travel?
a)
In a straight path and in every direction
b)
In a car
c)
in curvy paths
d)
Teleportation
27.
An object that I can see perfectly through is:
a)
Transparent
b)
Translucent
c)
Opaque
28.
An object that allows some light to pass through is:
a)
Transparent
b)
Translucent
c)
Opaque
29.
An object that blocks all light and images is:
a)
Transparent
b)
Translucent
c)
Opaque
30.
In order to get new colors of light, we must:
a)
Get the 64 pack of crayons
b)
Mix primary colors of light (red, green, blue)
c)
Mix yellow and green
d)
We can only get the primary colors
31.
In order to make a rainbow, light must:
a)
Taste skittles
b)
Refract, or bend
c)
Reflect or scatter
32.
If I wanted to take white light and make it green, I would:
a)
Apply an opaque green object
b)
Apply a green filter
c)
Apply a blue filter
d)
I can't do this
33.
Why does it feel so much warmer on a sunny day?
a)
Because the sun is a giant ball of fire
b)
Because our shirts absorb light
c)
Because our skin and clothes absorb light
d)
None of the above
34.

In order to see an object inside the box...

(Scientific Principle #1)

a)

Light must enter the flap.

b)

An object must be inside the box.

c)

There must be a clear view of the object.

d)

You must look inside the box with working eyes.

35.

In order for us to see an object, what must light do after hitting the object?

(Scientific Principle #2)

a)

bounce back into our eyes

b)

pass through the object

c)

change into energy

d)

be absorbed by the object

36.

The more light that reaches our eyes, the __________ the light will appear.

(Scientific Principle #3)

a)

brighter

b)

darker

c)

blurrier

d)

clearer

37.

How does light leaving a light source travel?

(Scientific Principle #4)

a)

light travels in a straight line

b)

light curves slightly

c)

light curves around some objects

d)

light does not move

38.

This photo is proof that...

(Scientific Principle #5)

a)

Light continues traveling until it reaches an object.

b)

Light travels at very fast speeds.

c)

Darker objects absorb more light and become hotter.

d)

Light reflects off smooth surfaces.

39.

In what direction does a shadow always face?

(Scientific Principle #6)

a)

away from a light source

b)

towards a light source

c)

North of a light source

d)

West of a light source

40.

In what direction does a shadow always face?

(Scientific Principle #6)

a)

away from a light source

b)

towards a light source

c)

North of a light source

d)

West of a light source

41.

A shadow is an area that has __________ light than the surrounding area.

(Scientific Principle #7)

a)

less

b)

more

c)

the same amount

42.

Light striking a rough surface bounces off...

(Scientific Principle #8)

a)

in one direction

b)

in the opposite direction

c)

in many directions

d)

the same direction

43.

In order for someone to see a reflection, light must...

(Scientific Principle #9)

a)

bounce off an object in many directions.

b)

bounce off an object in one direction.

c)

be absorbed by an object.

d)

go through an object.

44.

A reflection can be seen in an object...

(Scientific Principle #10)

a)

that scatters light.

b)

that has a rough surface.

c)

the transmits light.

d)

the has a smooth surface.

45.

Which objects on the table are "Transparent"?

(Scientific Principle #11)

a)

Rock; Pencil

b)

Cup; Goggles

c)

Supply Box; Fish Bowl

d)

None of these items are transparent.

46.

What property of sunglasses makes them useful to us?

(Scientific Principle #12)

a)

Sunglasses transmit and reflect light at the same time.

b)

Sunglasses are lightweight.

c)

Sunglasses make people look cool.

d)

Sunglasses come in many styles and colors.

47.

Light that is absorbed by an object naturally turned into __________ energy.

(Scientific Principle #13)

a)

heat

b)

sound

c)

electrical

d)

mass

48.

Light that is absorbed by an object naturally turned into __________ energy.

(Scientific Principle #13)

a)

heat

b)

sound

c)

electrical

d)

mass

49.

When mixing two colors of light, what can always be said about the new color of light?

(Scientific Principle #14)

a)

it is always brighter

b)

it is always darker

c)

it is white

d)

it is black

50.

White light is created by mixing which colors? (Scientific Principle #15)

a)

red

b)

green

c)

blue

d)

black

51.

When light shines on a strawberry making it look red, the strawberry is...

(Scientific Principle #16)

a)

scattering (reflecting) the red color

b)

absorbing the red color.

c)

giving off its own red light.

d)

absorbing the white light and turning it red.

52.

An infrared light detector is used to detect...

(Scientific Principle #17)

a)

amounts of smell

b)

amounts of heat

c)

amounts of sound

d)

amounts of vibration

53.

Which of these colors has the largest wavelength?

(Scientific Principle #18)

a)

violet

b)

green

c)

yellow

d)

blue

54.

How does light travel?

a)

Straight lines

b)

Straight lines in all directions

c)

Curved lines

d)

Curved lines in all directions

55.

How do our eyes adjust to darkness?

a)

Pupils glow

b)

Pupils get larger in bright light and smaller in dark light

c)

Pupils get smaller in bright light and larger in dark light

d)

The pupils stay the same size

56.

Why does the sunlight feel warm?

a)

Sunlight is reflected by objects, including our bodies

b)

Sunlight is scattered by objects, including our bodies

c)

Sunlight is transmitted through object, including our bodies

d)

Sunlight is absorbed by objects, including our bodies

57.

Why can I see my reflection in a mirror?

a)

The mirror transmits light to your eye

b)

The surface is rough, so it reflects light evenly

c)

The mirror scatters light to your eye

d)

The surface is smooth, so it reflects light evenly

58.

Why can't I see my reflection in wood?

a)

The surface is rough, so it scatters light in all directions

b)

The surface is smooth, so it reflects light evenly

c)

The surface is rough, so it absorbs light in all directions

d)

The surface is rough, so light transmits in all directions

59.

How do I see color?

a)

A colored object transmits some colors of light and absorbs the other colors

b)

All colors of light are absorbed

c)

A colored object reflects some colors of light and transmits the other colors

d)

A colored object scatters some colors of light and absorbs the other colors

60.

Why do we see the moon shining in the sky?

a)

The moon creates its own light

b)

Light from the stars in space scatter off the moon's surface, and some of this light reaches our eyes

c)

Sunlight scatters off the moon's surface, and some of this light reaches our eyes

d)

Light from the Earth scatter off the moon's surface, and some of this light reaches our eyes

61.

What does a solar cell have to do to make electricity?

a)

Transmit light

b)

Absorb light

c)

Scatter light

d)

Reflect light

62.

As the moon moves around the earth we see it at different angles

a)

True

b)

False

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