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WorksheetsUnit 9 Test LIFT
Total questions: 60
Worksheet time: 41mins
Name
Class
Date
1.
What happens when two north poles of a magnet are placed together?
a)
they repel
b)
they attract
c)
they cancel each other out
d)
the strength of the magnet is doubled
2.
A north pole and a south pole will attract.
a)
True
b)
False
3.
True or False: All metals stick to magnets.
a)
True
b)
False
4.
Where is the force of attraction the strongest on a magnet?
a)
at the poles
b)
in the middle
c)
above the magnet
d)
below the magnet
5.
The AREA around a magnet where you feel a pulling force.
a)
Gravity
b)
Magnetic Field
c)
Magnetism
6.
travels through solids fastest because the molecules are closer together
a)
speed of sound
b)
wavelength
c)
frequency
d)
amplitude
7.
The number of wavelengths that pass a point each second
a)
frequency
b)
wavelength
c)
pitch
d)
amplitude
8.
Material (matter) through which a wave travels
a)
medium
b)
Doppler Effect
c)
sound
d)
pitch
9.
When the sound source moves, the frequency changes
ex. police car siren sounding lower pitch after the car passes
ex. police car siren sounding lower pitch after the car passes
a)
pitch
b)
frequency
c)
Doppler Effect
d)
medium
10.
A wave in which the vibration is in the same direction as that in which the wave is traveling; sound waves
a)
longitudinal wave
b)
ocean wave
c)
transverse wave
d)
mechanical wave
11.
A part in a longitudinal wave where the particles are spread apart
a)
compression
b)
rarefaction
c)
crest
d)
trough
12.
A reflected sound wave
a)
frequency
b)
pitch
c)
echo
d)
rarefaction
13.
Highest point of a wave
a)
crest
b)
trough
c)
wavelength
d)
frequency
14.
When a sound is louder what measurement gets bigger?
a)
Frequency
b)
Amplitude
c)
Wavelength
d)
Crest
15.
What does pitch depend on?
a)
amplitude
b)
frequency
c)
intensity
d)
volume of sound
16.
Which of the following does sound depend on?
a)
type of medium
b)
distance to the medium
c)
height of the medium
d)
vibration of the medium
17.
Sound waves are ALWAYS what type of wave?
a)
Transverse
b)
Longitudinal
c)
Depends
d)
always different
18.
What is a natural Vaccuum that Sound cannot travel through?
a)
Water
b)
Air
c)
Liquids
d)
outer Space
19.
Which Type of Wave is pictured here?
a)
Light Wave
b)
Longitudinal Wave
c)
Transverse Wave
d)
Electromagnetic Wave
20.
What is B?
a)
crest
b)
trough
c)
compression
d)
rarefaction
21.
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-
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
22.
The illustration shows a light ray striking an object.
In the illustration, the light ray striking the object is-
In the illustration, the light ray striking the object is-
a)
absorbed
b)
stopped
c)
reflected
d)
refracted
23.
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
24.
The following is a picture of what type of mirror?
a)
Convex Mirror
b)
Concave Mirror
c)
Plane Mirror
d)
Flat Mirror
25.
The inside of a spoon is same as
a)
concave mirror
b)
convex mirror
c)
plane mirror
d)
non of the above
26.
A wave with a large wavelength will have a ______ frequency and _____ energy
a)
high, low
b)
high, high
c)
low, high
d)
low, low
27.
Which of the following electromagnetic waves is given off as heat?
a)
Radio Waves
b)
Infrared Rays
c)
Visible Light
d)
Gamma Rays
28.
The _______________ determines the color of visible light.
a)
wavelength
b)
speed
c)
amplitude
d)
light
29.
When light shines through a prism it creates a ________________
a)
colors
b)
ROY G. BIV
c)
spectrum
d)
electromagnetic wave
30.
Material that allows light to pass through allowing you to see "clearly" to the other side
a)
opaque
b)
translucent
c)
transparent
31.
Wax paper or a foggy window is an example of what type of material.
a)
transparent
b)
translucent
c)
opaque
32.
What does refract mean?
a)
To shrink
b)
To bend
c)
To widen
d)
To enlarge
33.
True or false: The angle of incidence equals the angle of reflection.
a)
True
b)
false
34.
Concave or Convex?
a)
Concave
b)
Convex
35.
Sound will usually travel the fastest in a ____________.
a)
vacuum
b)
solid
c)
liquid
d)
gas
36.
The bouncing back of a wave when it hits a surface through which it can NOT pass is called —
a)
rarefaction
b)
reflection
c)
diffraction
d)
refraction
37.
Which travels faster: sound or light?
a)
light
b)
sound
38.
The Tacoma Narrows Bridge was opened to traffic on July 1, 1940 and collapsed on November 7, 1940. One theory created for the bridge's failure is that the pressure of the wind caused the natural frequencies of the bridge to move. This condition is called —
a)
amplification
b)
reflection
c)
diffraction
d)
resonance
39.
Which electromagnetic wave has the shortest wavelength?
a)
radio
b)
gamma
c)
visible
40.
The ____________ is the energy that flows from the battery, through the wire in it’s path through the circuit.
a)
Electric Current
b)
Conductor
c)
Electromagnet
d)
Insulator
41.
Is the circuit pictured complete or incomplete?
a)
Complete
b)
Incomplete
42.
What is the power source for this circuit?
a)
Battery
b)
Electric socket
c)
Wires
d)
Magic
43.
The red and black plastic wire coverings are excellent ______.
a)
Conductors
b)
Insulators
c)
Currents
d)
Magnets
44.
) What would happen if an extra battery cell is added?
a)
A)The lights will glow dim
b)
The wire will glow
c)
The lights will glow brighter
d)
None of the above
45.
Which of the following does not conduct electricity?
a)
gloves
b)
penny
c)
paper clip
d)
key
46.
What kind of circuit is this?
a)
series
b)
parallel
47.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
48.
A material in which electrons are able to move easily
a)
Circuit
b)
Insulator
c)
Resistance
d)
Conductor
49.
To complete a circuit the switch must be
a)
unattached
b)
open
c)
closed
50.
Two types of circuits are
a)
parallel and magnetic
b)
electromagnetic and series
c)
series and parallel
51.
An example of a parallel circuit is
a)
the wiring in a house
b)
a flashlight
c)
a single circular path
52.
measure of electric current
a)
watt
b)
ohm
c)
volt
d)
amp
53.
What type of circuit is this?
a)
series
b)
parallel
54.
tiny particles that have a negative charge
a)
protons
b)
neutrons
c)
electrons
d)
circuits
55.
Electricity is the flow of ______.
a)
electrons
b)
protons
c)
neutrons
d)
atoms
56.
When socks get stuck to towels in your dryer, this is an example of________________
a)
current electricity
b)
static electricity
57.
What types of charges attract?
a)
Positive and Positive
b)
Positive and Neutral
c)
Negative and Neutral
d)
Positive and Negative
58.
True or False, Lighting is a form of static electricity.
a)
True
b)
False
59.
measure of resistance
a)
watt
b)
ohm
c)
volt
d)
amp
60.
measure of power
a)
watt
b)
ohm
c)
volt
d)
amp
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