Match the word to the definition.
1. decomposition
an instrument for measuring force or energy
2. heliograph
a device used for transmitting messages by reflecting sunlight
3. vivid
full of life
4. dynamometer
the act of separating into basic elements

Screen addiction among teens: is there such a thing?

Which line from the story of my life by helen keller is an example of a simile? during the whole trip i did not have one fit of temper, there were so many things to keep my mind and fingers busy. i was like that ship before my education began, only i was without compass or sounding-line, and had no way of knowing how near the harbour was. one day, while i was playing with my new doll, miss sullivan put my big rag doll into my lap also, spelled "d-o-l-l" and tried to make me understand that "d-o-l-l" applied to both. child as i was, i at once felt the tenderness and sympathy which endeared dr. bell to so many hearts, as his wonderful achievements enlist their admiration.

In the following conversation, which group discussion technique does emily most clearly show?