Cover image for Pulleys
Title:
Pulleys
Personal Author EPSB:
Year Published:
2003

1900-1999
Physical Description:
32 p.
Contents:
What is a pulley? -- What does a pulley do? -- How does a pulley work? -- Loads and efforts? -- Pulleys for lifting -- Pulleys for pulling -- Joining pulleys -- Faster and slower -- Pulleys together -- Pulleys on cranes -- Pulleys on boats -- Pulleys in machines -- Amazing pulley facts.
Grade Interest level:
K-3
Program Information:
Science Gr. 4C
Subject:
Curriculum Objective:
ISBN:
9781403436634
Publisher:
Chicago : Heinemann Library, c2003.