Name Item 2-13 12/10/2011
INTERNET RESEARCH ASSIGNMENT
Science and Technology
Use the following Internet address to supply answers to the following questions.
Fill in the blank and turn this paper in.
http://computer.howstuffworks.com/internet-radio.htm
1. Internet radio has been around since the late ____________________.
2. Radio broadcasting began in the early ‘20s, but it wasn’t until the introduction of the
transistor radio in _______ that radio became available in mobile situations.
3. That will soon change, as wireless connectivity will feed Internet broadcasts to car
_________, _______________ and ___________________.
4. Traditional radio station broadcasts are limited by two factors:
1.
2.
5. Internet radio has no geographic ________________________
6. In comparison to traditional radio, Internet radio is not limited to _____________. An
Internet radio broadcast can be accompanied by photos or graphics, text and links, as well as
interactivity, such as message boards and chat rooms.
7. The cost of getting “on the air” is _____________ for an Internet broadcaster.
8. What do you need to set up an Internet radio station?
1.
2.
3.
4.
5.
6.
7.
8.
9.
9. There are two ways to deliver audio over the Internet: __________________ or
______________ ______________.
10. Downloads of MP3s are stored on a user’s ___________________.
11. ___________________ audio is not stored, but only played. It is a continuous broadcast.
http://electronics.howstuffworks.com/satellite-radio.htm
12. Most radio signals can only travel about _________ or 40 miles from their source.
13. Now, imagine a radio station that can broadcast its signal from more than
____________________ miles (35,000 km) away and then come through on your car radio
with complete clarity.
Name Item 2-13 12/10/2011
14. ______________________ and ___________________ have both launched such a
service.
15. Satellite radio, also called _______________ radio, offers uninterrupted, near CD-
quality music beamed to your radio from space.
16. Satellite radio is an idea nearly _______ years in the making.
17. (DARS) stand for _________________ ______________ ______________ __________
18. Listeners ___________________ be able to pick up local stations using satellite radio.
services
19. Here are the key components of the three satellite radio systems:
1.
2.
3.
20. The first XM satellite, "Rock," was launched on ____________, with "________" following
on May 8.
21. XM Radio's ground station transmits a signal to its two GEO satellites, which bounce the
signals back down to ______________ receivers on the ground
22. The radio receivers are programmed to receive and ______________the digital data
signal.
23. Where buildings can block out the satellite signal, XM's broadcasting system is
supplemented by _______________ transmitters.
24. General Motors has invested about $100 million in XM, and ____________ has also
signed an agreement to use XM radios in its cars. GM began installing XM satellite radio
receivers in selected models in early 2001.
25. For $_____________ per month, subscribers can receive the XM signal.