WorksheetsG4 End of Unit 3 Assessment
Total questions: 16
Worksheet time: 16mins
Which type of surface reflects light MOST clearly?
angled and dark
shiny and smooth
dark and grooved
curved and clear
Light comes from all of the following EXCEPT ______
sun
light bulbs
our eyes
lasers
According to the graph, through which medium will a sound wave travel slowest?
iron
glass
oxygen
water
Choose two conclusions that are supported by the data shown in the bar graph.
Sound waves travel at different speeds in different mediums.
Sound waves travel faster through air than through water.
Sound waves travel faster through water than through air.
Sound waves travel at the same speed in different mediums.
As the ___________ of a wave increases, the _____________ of a waves decreases.
amplitude; crest
frequency; wavelength
wavelength; crest
frequency; amplitude
Based on the evidence from the wave patterns, what will most likely happen if Tia moves the ruler up and down at a slower pace?
The amplitude will increase.
The wavelength will increase.
The frequency will increase.
The crests will increase.
How can the diagram be used to make a model?
The diagram can be used to make a model of waves reflecting in a straight line.
The diagram can be used to make a model of light being absorbed as it enters a mirror.
The diagram can be used to make a model of waves speeding up as they reflect off a shiny surface.
The diagram can be used to make a model of light bending in a straight line.
Choose two places where the bird could see its own reflection.
window
lawn
birdbath
feeder
nest
Which two devices receive and transmit digital signals?
prism
computer
cell phone
violin
The advantage of increasing the number of pixels per inch is that the image becomes ___________________.
more clear
more fuzzy
less colorful
The ________________ of a sound wave can be _________________ and sent long distances with radio waves.
pattern; converted to digital code
medium; hard to interpret
color; changed with lasers
speed; detected by the ear
a disturbance that travels in a pattern and carries energy
crest
wave
trough
amplitude
the number of times a wave repeats itself in a certain amount of time
amplitude
longitudinal
wavelength
frequency
a wave that moves and carries energy perpendicular to the particles it travels through
transverse
longitudinal
crest
amplitude
