Technology is the use of knowledge, tools, and materials to solve problems and accomplish tasks. Technology can have both helpful and harmful effects.

Assignment....

List 5 advances in technology or inventions and describe how they benefit life and also how they can potentially be dangerous or negatively effect life.

 
 
This Week finish all assignments in Section 4. in Study Island.  Once finished play review games to help you study for next Week.

Next Week we will take a comprehensive assessment over this section.  This will count for a grade so make sure you Review. 

Take your time on the review games and answer them correctly.

Mr. Reese
 

Waves

03/05/2012

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A wave is a moving disturbance that transfers energy through matter or space.
Investigate the wave simulator below....

....answer the following questions in the blog section...
  1. Set the wave simulator to "oscillate" and "no end"
  2. What happens to the waves when you increase amplitude?
  3. What happens to the waves when you decrease amplitude?
  4. What happens to the waves when you increase frequency?
  5. What happens to the waves when you decrease frequency?
  6. Notice that the dots on the wave go up and down while staying somewhat in place...explain why this happens...make sure you use what you know about energy waves to answer.