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SCIENCE-REVIEW SEM1

Total questions: 88

Worksheet time: 2hrs 31mins

Name
Class
Date
1.

Light travels in a

a)

curvy line

b)

zig zag line

c)

straight line

d)

downward motion

2.

Which answer describes what happens to the light beam as it interacts with each object?

a)

1. reflected

2. absorbed

3. refracted

b)

1. refracted

2. absorbed

3. reflected

c)

1. absorbed

2. reflected

3. refracted

d)

1. absorbed

2. reflected

3. scattered

3.

Light passing through a lens and making an object enlarged is called-

a)

reflection

b)

refraction

c)

scattered

d)

absorbed

4.

Light passing through a lens and making an object enlarged is called-

a)

reflection

b)

refraction

c)

scattered

d)

absorbed

5.

Which of the following represents the material that allows light to pass through?

a)

1. Transparent

2. Translucent

3. Opaque

b)

1. Clear

2. Foggy

3. Translucent

c)

1. Translucent

2. Transparent

3. Opaque

d)

1. Opaque

2. Transparent

3. Translucent

6.

Which of these best demonstrates the reflection of light?

a)

Looking through the glass of a large window

b)

Looking at a lightbulb that is glowing

c)

Looking at an image formed on a silver spoon

d)

Looking at a star on a clear night

7.

 

When light travels through air into a prism, it bends and separates into many colors. Which term describes how the light bends?

a)

The light is absorbed by the prism.

b)

The light is reflected by the prism.

c)

The light is transformed by the prism.

d)

The light is refracted by the prism.

8.

Which of these best demonstrates the refraction of light?

a)

Looking through a telescope at night.

b)

Looking in the mirror.

c)

Seeing yourself on your phone screen.

d)

Watching a laser bounce off of a smooth surface.

9.

Which of the following explains they the swimmer's bodies appear to not line up with their heads?

a)

Light travels in a straight line and is reflected off the surface.

b)

Light travels through one medium into another and is refracted.

c)

Light travels in a straight line and is refracted off the surface.

d)

Light travels through one medium into another and is reflected.

10.

1. When light bounces it is-

2. When light bends it is-

a)

1. Reflection

2. Refraction

b)

1. Refraction

2. Reflection

c)

1. traveling in a curvy path.

2. traveling in a circular path.

d)

1. absorbed

2. scattered

11.

Transparent means...

a)

Almost all light is transmitted through.

b)

Some light is transmitted and some is reflected

c)

No light is transmitted- it is either absorbed or reflected

12.

Translucent means...

a)

Almost all light is transmitted through.

b)

Some light is transmitted and some is reflected

c)

No light is transmitted- it is either absorbed or reflected

13.

Opaque means...

a)

Almost all light is transmitted through.

b)

Some light is transmitted and some is reflected

c)

No light is transmitted- it is either absorbed or reflected

14.

Classify the objects according to what happens when light hits them:

A basketball

a)

Transparent

b)

Opaque

c)

Translucent

15.

Classify the objects according to what happens when light hits them:

Air

a)

Transparent

b)

Opaque

c)

Translucent

16.

Classify the objects according to what happens when light hits them:

Bubble wrap

a)

Transparent

b)

Opaque

c)

Translucent

17.

Classify the objects according to what happens when light hits them:

shallow water

a)

Transparent

b)

Opaque

c)

Translucent

18.

Classify the objects according to what happens when light hits them:

lightweight cotton fabric

a)

Transparent

b)

Opaque

c)

Translucent

19.

Classify the objects according to what happens when light hits them:

block of wood

a)

Transparent

b)

Opaque

c)

Translucent

20.

Luminous means...

a)

Emitting light

b)

Reflecting light

21.

Luminous or not?

the star Betelgeuse

a)

Luminous

b)

Not luminous

22.

Luminous or not?

the Moon

a)

Luminous

b)

Not luminous

23.

Luminous or not?

Lightning

a)

Luminous

b)

Not luminous

24.

Luminous or not?

fireworks

a)

Luminous

b)

Not luminous

25.

Luminous or not?

the planet Venus

a)

Luminous

b)

Not luminous

26.

True or False?

Light is refracted away from the normal when it passes from glass into air.

a)

True

b)

False

27.

True or False?

Light travels at a higher speed through water compared to air.

a)

True

b)

False

28.

True or False?

Light travels at a higher speed through water compared to air.

a)

True

b)

False

29.

True or False?

Plane mirrors reflect images that are laterally inverted.

a)

True

b)

False

30.

True or False?

Reflection is the bending of light.

a)

True

b)

False

31.

True or False?

Refraction is the bending of light.

a)

True

b)

False

32.

True or False:

The angle of incidence and the angle of reflection are the same.

a)

True

b)

False

33.

True or False:

Light travels from the reflected ray.

a)

True

b)

False

34.

True or False:

Light is reflected at the same angle it hits the reflective surface.

a)

True

b)

False

35.

Light travels in...

a)

Electromagnetic waves

b)

Longitudinal Waves

c)

Transverse Waves

d)

Heat Waves

36.

Light travels in...

a)

Electromagnetic waves

b)

Longitudinal Waves

c)

Transverse Waves

d)

Heat Waves

37.

What is happening in this picture?

a)

Reflection

b)

Refraction

38.
The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-
a)
absorbed
b)
stopped
c)
reflected
d)
refracted
39.
Light bending as it passes through a rain drop is an example of...
a)
Refraction
b)
Reflection
40.

What color is being reflected?

a)

green

b)

blue and yellow

c)

red, orange, yellow, blue, indigo, violet

41.

The bouncing of light off an object

a)

basketball

b)

refraction

c)

reflection

d)

echo

42.
The pictures shows what a student observed when he looked through a hand lens at a penny.
What happens to light passing through a hand lens that makes the image of the penny appear larger? The light is-
a)
absorbed
b)
reflected
c)
refracted
d)
stopped
43.

Light is a form of

a)

energy

b)

heat

c)

electricity

d)

power

44.

__________________ is when light hits an object and bounces back.

a)

Translucent

b)

Reflection

c)

Refraction

d)

Absorption

45.

Light travels in a _________________ line.

a)

straight

b)

curved

c)

squiggly

d)

dotted

46.

Materials that do not allow light to pass through them are called _________________.

a)

translucent

b)

opaque

c)

transparent

d)

refraction

47.

Materials that allow all of the light to pass through them are called ____________.

a)

transparent

b)

opaque

c)

reflection

d)

translucent

48.

Materials that only allow some of the light to pass through them is called _____________.

a)

opaque

b)

absorption

c)

translucent

d)

transparent

49.

The door is an example of a/an ___________ object.

a)

translucent

b)

opaque

c)

refractive

d)

transparent

50.

The drinking glass is an example of a/an _________ object.

a)

opaque

b)

translucent

c)

reflective

d)

transparent

51.

The Law of Reflection states that the angle of incidence is equal to the ______________.

a)

amount of light emitted from the light source

b)

angle of reflection

c)

angle of refraction

d)

the amount of light that is absorbed by the object

52.
Light travels
a)
around corners
b)
in a straight line
53.
Light bounces when it is 
a)
reflected
b)
absorbed
c)
refracted
54.
Light bends when it is 
a)
refracted
b)
reflected
c)
absorbed
55.
mirror
a)
absorbs
b)
reflects 
c)
refracts
56.
lenses
a)
reflect
b)
refract
c)
absorb
57.
smooth, shiny surfaces
a)
reflect
b)
refract
c)
absorb
58.

What is being transferred with a wave?

a)

matter

b)

medium

c)

energy

d)

water

59.

Which of the following properties makes a light wave different from a mechanical wave?

a)

A light wave slows down in a vacuum

b)

A light wave is able to transmit energy

c)

A light wave exists as a transverse wave

d)

A light wave can travel without a medium

60.

What causes the refraction of a wave?

a)

the density of the medium can change the speed

b)

the amount of the medium changes the direction

61.

What color do we see when all light is refracted?

a)

red

b)

black

c)

white

d)

rainbow

62.

A reflected light ray makes an angle of 60 degrees with a mirror's surface. What angle did the incoming light ray form with the mirror's surface?

a)

30

b)

60

c)

90

d)

180

63.

Which determines the color of an object?

a)

Absorption

b)

Diffraction

c)

Reflection

d)

Refraction

64.

Which type of wave is light?

a)

Diffusion

b)

Transverse

c)

Longitudinal

d)

Compression

65.

Which object will absorb the most light?

a)

Clear glass

b)

Black paper

c)

Plastic Wrap

d)

Stained Glass

66.

An object that absorbs all the colors in the visible spectrum will appear?

a)

invisible

b)

red

c)

black

d)

white

67.

Light waves cannot travel completely through the following?

a)

Air

b)

rock

c)

water

d)

vacuum

68.

Which of the following can be used to magnify an image?

a)

Concave lens

b)

Convex lens

c)

Convex mirror

d)

concave mirror

69.

Telescopes that use mirrors are called _____.

a)

Diffraction

b)

Reflecting

c)

Refracting

d)

Diffusion

70.

When a light wave is refracted and its moving from liquid to gas, its speed will ____.

a)

increase

b)

decrease

71.
White light is made up of _________________ colors.
a)
10
b)
3
c)
7
d)
70
72.
Light travels at ___________________ km per second.
a)
30
b)
300,000
c)
15
d)
1,000,00
73.
All of the following are sources of light except ______________
a)
the sun
b)
a light bulb
c)
fire
d)
the moon
74.
Light that bends has been ____________________
a)
teleported
b)
reflected
c)
charged
d)
refracted
75.
Light is produced when a form of energy is ______________
a)
destroyed
b)
converted into light energy
c)
changed into magnetic energy
d)
changed into nuclear energy
76.
A lens that is thicker in the center and thinner at the edges and bends light inwards is a ____________________
a)
concave lens
b)
convex lens
77.
Al lens that is thinner in the center and thicker at the edges and bends light outward is a _______________________
a)
concave lens
b)
convex lens
78.

The above lens is a type of ___.

a)

diverging lens

b)

converging lens

c)

divergent lens

d)

convergent lens

79.

Which lens represents the path light takes through a diverging lens?

a)
b)
c)
d)
80.

Which figure represents the path light takes through a converging lens?

a)
b)
c)
d)
81.

Which optical device bends light inward?

a)

convex lens

b)

concave lens

c)

plane mirror

d)

convex mirror

82.

What type of lens is used in the shown instrument?

a)

concave lens

b)

convex lens

c)

reflection lens

d)

reduction lens

83.

What type of lens creates the image seen in the eyeglasses?

a)

convex

b)

concave

c)

reflection

d)

plane

84.

A lens that is thicker in the middle than on the outside is called ___.

a)

diverging

b)

concave

c)

convex

d)

achromatic

85.

A lens that is thinner in the middle than on the outside is called ___.

a)

diverging

b)

concave

c)

convex

d)

achromatic

86.

What word means to bend light rays toward each other?

a)

Converging light

b)

Diverging light

c)

Virtual Light

d)

Real Light

87.

Which lens is used as a reading mirror? (TYPE JUST THE NAME OF THE LENS)

(a)  

88.

what type of lens will it be if it has magnification as +3?

a)

convex mirror

b)

convex lens

c)

concave mirror

d)

concave lens?

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