Making machines with levers / Chris Oxlade.
Título:
Making machines with levers / Chris Oxlade.
ISBN:
9781410968203
Autor personal:
Información de publicación:
Chicago, Illinois : Heinemann Raintree, [2017]
©2015
Descripción física:
1 online resource (32 pages) : color illustrations.
Nota general:
Mode of access: World Wide Web.
Contenido:
What is a lever? -- How levers work -- Different levers -- Levers in history -- Make some scales -- Changing forces and motion -- Magnifying motion -- Everyday levers -- Levers in complex machines -- Facts and fun.
Síntesis:
Explores the physical forces that work in and on the simple machine of a lever, discussing how levers have been used in history as well as in today's more complex machines.
DAK_SUBJECT_TERM:
Acceso electrónico:
Mackin Educational Resources Click here to open
DAK_521_GRADE:
2-4.
DAK_521_LEXILE:
610 Lexile.
Disponibilidad:
~0
