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A STRING TELEOPHONE. AMBER HUTCHINSON MS.FENTRESS. TABLE OF CONTENTS. TITLE TABLE OF CONTENTS QUESTION HYPOTHESIS VARIABLES MATERIAL PROCEDURES GRAPH CONCLUSION QUESTION? Bibilography. QUESTION.

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a string teleophone

A STRING TELEOPHONE

AMBER HUTCHINSON

MS.FENTRESS

table of contents
TABLE OF CONTENTS
  • TITLE
  • TABLE OF CONTENTS
  • QUESTION
  • HYPOTHESIS
  • VARIABLES
  • MATERIAL
  • PROCEDURES
  • GRAPH
  • CONCLUSION
  • QUESTION?
  • Bibilography
question
QUESTION
  • Do different types of string or string lengths affect the efficiency of a tin can or paper cup telephone?
hypothesis
HYPOTHESIS
  • I think the different types of string will affect the efficiency of a tin can or paper cup because the shorter length the shorter time.
variables
Variables
  • Independent sound string and string lengths
  • Dependent volume
  • Controlled cups and holes
materials
MATERIALS
  • Paper cups large
  • Tin cans medium
  • Sting 10 ft and 5ft
  • Twine 10ft and 5ft
  • Thread 10ft and 5ft
  • Awl
procedures
PROCEDURES
  • Thread string through cups and cans.
  • Stretch apart string twine and thread.
  • Finally talked into cup while some one listened.
conclusion
CONCLUSION
  • The paper cup material is what makes the difference in sound not the string material.
question1
QUESTION?
  • How come you could not hear the tin cans echo but you could hear the paper cups?
bibliography
BIBLIOGRAPHY
  • ENCYCLOPEDIA
  • BOOKS Last,FirstField eneterpriseseducational corporation book
  • INTERNET
  • “String Phones” ONLINE: www2.edc.org/sciencequest/2001/SQ0110141/index.htm