Lesson 4 Good for All of Us
Opening Up the Web to Everyone
Imagine you have fallen down and broken your right ____.
____ are some things that would be difficult to do with your injured arm.
For example, you might not be able to ____ heavy boxes or ride your bike.
What about accessing the ____?
If you are right-handed, using a computer ____ or touchscreen with your left hand would be awkward and take a lot of time.
However, this is a minor challenge ____ to what some of us face on the Internet.
For people with certain disabilities, many websites can be nearly impossible to ____.
This is the ____ why web accessibility is important.
Web accessibility is the practice of making sure that websites can be ____ by everyone, including people with disabilities.
So ____ exactly makes a website accessible?
____ are some common features of accessible websites.
Text Descriptions of Images
Along with text, most websites include other forms of information, such as ____.
Sometimes such visual information is important for ____ the text.
This is a problem for users with visual ____.
When they go on a website, they often ____ programs called “screen readers,” which read online text aloud.
However, these programs cannot “____” images.
Accessible websites solve this problem by ____ alternative text, also known as “alt text.”
____ text is a brief description of non-textual information.
For instance, if an image shows a group of students, its alt text would ____ how many students are in the image and what they are doing.
Screen readers can detect this alt text and read it ____.
This way, alt text ensures that people with visual ____ can access more of the information on a website.
Transcripts and Captions for Multimedia Content
In some ____, audio content cannot be accessed or understood.
Some people may have hearing disabilities, while ____ might be in places where they can’t listen to audio, such as a quiet library.
____, accessible websites often offer other ways to access information that is presented in audio form.
For example, they may provide transcripts or ____ that can help users access this information.
Transcripts are text versions of the entire audio content, while captions are text versions of the ____ that appear in a video as it plays.
Captions include not only the text version of the spoken words but also ____ of the music and other sounds in the video.
Content That Is Easy to See and Hear
Having a ____ disability doesn’t necessarily mean a person can’t see at all.
Some people, ____ many elderly people, simply have poor eyesight.
This ____ it difficult for them to read.
For this reason, accessible websites have a background color that ____ with the color of their text.
This makes the text ____ enough for most people to see.
As for audio content, ____ websites allow users to adjust the volume of background sound or to turn it off altogether.
This gives users both with and without ____ difficulties more control over their experience while they are using the sites.
Some users ____ disabilities that limit the movement of their hands.
They rely on their keyboards, rather than a ____, to navigate websites.
On accessible websites, users can access everything on the site ____ only a keyboard.
This means that ____, buttons, and fields, which are spaces where information is entered, can be accessed through keyboard navigation.
Users ____ the websites by making use of keys such as the space bar, the arrow keys, the enter key, and the tab key.
For example, they can use the tab ____ to jump from one part of a web page to another.
Both users with disabilities and those with temporarily injured hands can benefit from this kind of ____.
Indicators Other than Color That Convey Information
Color blindness is a ____ visual disability.
People with color blindness find it difficult to tell some colors ____.
This can cause problems, especially when graphs and charts only use colors to show the differences between sets of ____.
Accessible websites use other indicators ____ with the colors.
For example, a line in ____ may also be dotted, while a line in blue is solid.
This ensures that everyone can tell the ____ lines apart.
The ____ features of websites don’t just help people with disabilities.
They can make online ____ easier for everyone, regardless of abilities or situations.
When websites are easy to navigate and understand, we can all benefit from a ____ inclusive online experience.
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