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Waves and their Properties

Total questions: 50

Worksheet time: 40mins

Name
Class
Date
1.
Interacting populations in a particular area                   
a)
community
b)
population
c)
cell
d)
tissue
2.
A community plus the physical environment               
a)
population 
b)
ecosystem
c)
biosphere
d)
system
3.
Organisms of the same species in a particular area         
a)
relatives
b)
population
c)
community
d)
offspring
4.

Who is the top of this food chain?

a)

Snake

b)

Jackal

c)

Lion

d)

Green Plant

5.

How is the carbon added to the atmosphere?

a)

Respiration

b)

Decay

c)

Combustion

d)

All of them

6.

What do is the same throughout an entire biome?

a)

Animal Species

b)

Plant Species

c)

Weather

d)

Climate

7.

What is pictured?

a)

The chemical reaction of respiration

b)

The chemical reaction of photosyntesis

c)

The chemical reaction of denitrification

d)

The chemical reaction of nitrogen fixation

8.

If Jane is a human that only eats plants, fruits , and vegetables, what kind of heterotroph is she?

a)

Herbivore

b)

Carnivore

c)

Detritvore

d)

Omnivore

9.
Which wave in the diagram has the greatest frequency?
a)
1
b)
2
c)
3
d)
4
10.

The highest point on a wave is:

a)

the crest

b)

the trough

c)

the top

d)

the coast

11.

Which word is used to identify the distance between points C & G?

a)

Amplitude

b)

Crest

c)

Frequency

d)

Wavelength

12.

Which letter(s) represent the trough of the wave?

a)

A

b)

B & D

c)

D

d)

C & G

13.
What kind of wave is pictured below?
a)
compressional wave
b)
transverse wave
c)
sound wave
d)
mechanical wave
14.
How would a person measure the wavelength on this sound wave?
a)
dense to less dense
b)
trough to crest
c)
compression to compression
d)
beginning of illustration to the end
15.

You can't hear sounds in outer space because there is no

a)

medium

b)

light

c)

energy

d)

heat

16.

What property of the wave is represented by the letter "B"?

a)

amplitude

b)

crest

c)

trough

d)

wavelength

17.

Which wave in the diagram has the greatest wavelength?

a)

1

b)

2

c)

3

d)

4

18.
When wavelength increases, what happens to the frequency?
a)
it increases
b)
it decreases
c)
it stays the same
19.
What is the speed of a wave that has a wavelength of 2 and a frequency of 2.5?
a)
2.5 m/s
b)
5 m/s
c)
4.5 m/s
d)
6 m/s
20.
Which wave has the most energy?
a)
top wave
b)
bottom wave
21.
Sound travels fastest in:
a)
solids
b)
liquids
c)
gases
22.
What is represented by the letter 'x'?
a)
Crest
b)
Compression
c)
Rarefaction
d)
Wavelength
23.
What kind of wave is pictured?
a)
Transverse
b)
Longitudinal
c)
surface
d)
none of the above
24.
The type of waves that require medium to pass:
a)
Mechanical Waves
b)
Electromagnetic Waves
25.
What types of waves carry energy at a right angle or perpendicular to the direction of the energy flow?
a)
Longitudinal waves
b)
Transverse waves
c)
Sound waves
d)
P-waves
26.
Which wave travels parallel in relation to a medium?
a)
Transverse
b)
Longitudinal
c)
Both
d)
Neither
27.
Sound needs a medium to travel through.  What is a medium?
a)
solid, liquid, gas
b)
open space
c)
waves
d)
nothing
28.
The number of wavelengths that pass a point each per second is:
a)
frequency
b)
period
c)
longitudinal 
d)
transverse wave 
29.
1.  A wave has frequency of 5 Hz and a speed of 25 m/s. What is the wavelength of the wave?
a)
25 m
b)
125 m
c)
5 m
d)
25 m/s
30.
A wave has wavelength of 10 m and a speed of 340 m/s. What is the frequency of the wave?
a)
34 m/s
b)
3400 Hz
c)
3.4 Hz 
d)
34 Hz
31.

Light acts like

a)

a wave.

b)

a particle.

c)

Both a wave and a particle

d)

neither a wave nor a particle.

32.

Infrared rays have a shorter wavelength than

a)

Ultraviolet ray.

b)

X-rays.

c)

radar waves.

d)

gamma rays

33.
Bending of waves around an object (such as through a doorway)
a)
sound
b)
diffract
c)
pitch
d)
volume
34.
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
35.
A student placed a pencil in a cup of water.  The pencil appears broken because light-
a)
always travels in a straight line
b)
bends when it passes through water
c)
makes the water in the glass evaporate
d)
reflects the pencil on the water's surface
36.
The bouncing off of light rays from the surface of an object such as a mirror or other shiny surface is called:
a)
mirror
b)
laser
c)
reflection
d)
refraction
37.
Why would a wave change direction?
a)
Because it kept traveling through the same medium
b)
Because it went from one medium to another
c)
the amplitude was too large
d)
the frequency was too small
38.
When sound waves cause the eardrum to vibrate, these vibrations are immediately passed on to the_________.
a)
outer ear and ear canal
b)
inner ear
c)
tiny hairs
d)
three small bones in the middle ear
39.

Which part of the ear acts as the funnel for sound collecting?

a)

outer ear

b)

ear canal

c)

middle ear

d)

inner ear

40.
What unit do we use to measure sound?
a)
decibels
b)
inches
c)
pounds
d)
centimeters
41.
What do playing a guitar, banging on a drum, and dropping a pebble in water have in common?
a)
they all produce light
b)
they all convert heat to energy
c)
they all cause vibrations
d)
they all need gravity to move
42.
Which part of the ear is shaped like a snail shell?
a)
eardrum
b)
auditory nerve
c)
cochlea
d)
anvil
43.
In which part of the ear is sound changed into electrical signals which are then sent to the brain?
a)
outer ear
b)
middle ear
c)
inner ear
d)
hammer
44.
Which part of the ear is a stretched membrane at the entrance of the middle ear?
a)
cochlea
b)
cornea
c)
eardrum
d)
anvil
45.

What type of interference is represented in this diagram?

a)

Constructive

b)

Destructive

46.

What type of interference is represented in the diagram?

a)

Constructive

b)

Destructive

47.

Standing waves are created by

a)

Two identical waves reflecting off each other

b)

Two identical waves being diffracted together

c)

Two identical waves move through each other in opposite directions

d)

Two identical waves are diffracted from two identical sources

48.

In the diagram which letters represent the nodes

a)

A B C

b)

A C 3

c)

B D

d)

B D E

e)

A C D

49.

when a noise is moving towards an observer, the closer it comes...

a)

the lower the pitch

b)

the longer the noise

c)

the higher the pitch

d)

the quieter the noise

50.

the doppler effect causes a shift in...

a)

pitch

b)

wavelength

c)

frequency

d)

All of the above