Making machines with pulleys / Chris Oxlade.
Título:
Making machines with pulleys / Chris Oxlade.
ISBN:
9781410968210
Autor personal:
Información de publicación:
Chicago, Illinois : Heinemann Raintree, [2017]
©2015
Descripción física:
1 online resource (32 pages) : illustrations (chiefly color).
Nota general:
Mode of access: World Wide Web.
Contenido:
What is a pulley? -- How pulleys work -- A simple pulley -- Compound pulleys -- A compound pulley system -- Pulleys in history -- Pulley belts -- Making a pulley belt -- Pulleys in complex machines -- Facts and fun.
Síntesis:
Examines the simple machine of a pulley, discussing how pulleys work and how they have been used in history as well as in more modern complex machines.
DAK_SUBJECT_TERM:
Acceso electrónico:
Mackin Educational Resources Click here to open
DAK_521_GRADE:
2-4.
DAK_521_LEXILE:
940 Lexile.
Disponibilidad:
~0
