POWER PRACTICE
Chapter 9
Audiovisual Technologies
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Question 9.1
Why is building listening skills an
important prerequisite to learning?
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Answer!
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Q9.1 Answer
Why is building listening skills an
important prerequisite to learning?
Brain based teaching suggests that
focused listening followed by
reinforcement of concepts builds and
strengthens neural connections, the
physiological basis of learning.Listening
well promotes learning.
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Question 9.2
What types of digital audio media are
available for teaching and learning?
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Q9.2 Answer
What types of digital audio media are
available for teaching and learning?
Digital audio media includes optical media
(including CDs, CD-Rs, CD-RWs, and
DVDs), internet audio, and internet radio.
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Question 9.3
What is Internet audio and how might
it be used in the classroom?
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Q9.3 Answer
What is Internet audio and how might
it be used in the classroom?
Internet audio is digitized audio,
typically in WAV or MP3 format that is
delivered via the Internet. For teachers,
Internet audio makes a wide variety of
music and sound clips available for
playback or for inclusion into classroom
presentations.
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Question 9.4
What is visual literacy and why is it
important for learning?
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Q9.4 Answer
What is visual literacy and why is it
important for learning?
Visual literacy is the ability to correctly
interpret the meaning of visual
information. When learning new
concepts, visual literacy helps students
to understand visual representations of
those concepts accurately.
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Question 9.5
What are the three categories of
visual design elements?
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Q9.5 Answer
What are the three categories of
visual design elements?
A visual consists of visual, text, and
affective elements. Visual elements
include graphics, symbols, or objects.
Text includes all aspects of textual
presentation, and affective elements are
those that elicit emotional response.
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Question 9.6
What are the qualities to consider
when designing an effective visual?
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Q9.6 Answer
What are the qualities to consider
when designing an effective visual?
The qualities of a good visual design
include relevance, coherence,
consistency, proportion, contrast, unity,
direction, and the overall “big picture.”
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Question 9.7
What are some non-projected visuals
that are useful in the classroom?
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Q9.7 Answer
What are some non-projected visuals
and media that are useful in the
classroom?
Visuals such as real objects, models,
exhibits, print materials, graphics, and
photos can be used to support
instruction. Media such as bulletin
boards, magnetic boards, cloth boards,
flip charts, and whiteboards can be used
to display these and other non-projected
visuals.
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Question 9.8
What are projected visuals and which
technologies support them in the
classrooms?
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Q9.8 Answer
What are projected visuals and which
technologies support them in the
classrooms?
Projected visuals are those that are
projected onto a screen for large group
viewing. Overhead projectors, slide
projectors, document cameras, and
digital projectors make the display of
projected visuals in the classroom
possible.
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Question 9.9
What are the advantages of using a
document camera?
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Q9.9 Answer
What are the advantages of using a
document camera?
A document camera can display a variety
of visuals including hard copy,
transparencies, slides, still images, 3-D
objects, and video of a live
demonstration. The ability of one
technology to display so many different
types of visuals make it a valuable asset
in the classroom.
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Question 9.10
What is the main advantage of digital
video over analog video?
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Q9.10 Answer
What is the main advantage of digital
video over analog video?
Digital video allows for full manipulation
and editing of the video images and for
direct access to each frame. Analog
video can be edited, but it requires
more complex equipment; it also does
not allow direct access to each frame.
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Question 9.11
What is compressed video and how does
it work?
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Q9.11 Answer
What is compressed video and how does
it work?
Compressed video is digital video that
has the non-moving parts of each frame
omitted so that the size of the digital
video files can be reduced. Compression
makes the video faster to download and
easier to store.
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Question 9.12
What is a live cam and how might a
teacher use it?
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Q9.12 Answer
What is a live cam and how might a
teacher use it?
Live cams are cameras set up to take
digital video images and then send them
across the Internet. Live cam sites can
be focused on watering holes in a wild
animal preserve, on the earth from a
NASA satellite or in on any other image
of educational value. Visiting these sites
lets students view these live images.
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Question 9.13
What are the features to look for in
educational videos?
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Q9.13 Answer
What are the features to look for in
educational videos?
Relevance to the curriculum; currency
and accuracy of the information
presented; the effectiveness of the
video in engaging the learner; the types
of support materials available; and the
technical quality of the sound and
images.
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Question 9.14
What role does storyboarding play in
creating effective instructional videos?
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Q9.14 Answer
What role does storyboarding play in
creating effective instructional videos?
Storyboarding the image, content, and
production notes make it possible to plan
out, sequence, and edit an instructional
video. Storyboarding allows you to see
how all the elements will interact for
effective presentation prior to taping.
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Question 9.15
What steps should a teacher take to
make showing a video more effective?
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Q9.15 Answer
What steps should a teacher take to
make showing a video more effective?
Teachers should preview the video; test
it in the environment in which it will be
viewed; engage the learner through
preliminary discussion of the video and/or
through video study guides; and they
should follow-up with a post-viewing
discussion.
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