When is a planet not a planet? : the story of Pluto

Título
When is a planet not a planet? : the story of Pluto

Elaine. Scott

Resumen
On August 24, 2006, a group of astronomers made a big announcement: Pluto could no longer be considered a planet. This book explains how advancements in technology have changed our understanding of the universe--and exactly how and why the number of planets in our solar system went from nine to eight.

Fecha de publicación como intervalo
2007

Descripción física
43 p. : ill. (some col.) ; 26 cm.

Contenido
Introduction --The wanderers -- Some early astronomers -- Ideas that work--and those that don't -- Pluto's problems -- Finding planets -- What is a planet?

Nota local
This book donated to our library on behalf of Howie Long our dedicated D.A.R.E. Officer, 2010-2011.

Información del programa
Accelerated Reader LG 6.6 1.0 116718
 
Sky Science Gr. 6+
 
Science - Grade 9
 
Science

Término de la materia
Astronomy.

Término geográfico
Pluto (Dwarf planet).

Síntesis
On August 24, 2006, a group of astronomers made a big announcement: Pluto could no longer be considered a planet. This book explains how advancements in technology have changed our understanding of the universe--and exactly how and why the number of planets in our solar system went from nine to eight.

ISBN
9780618898329

Información de publicación
New York : Clarion Books, c2007.


BibliotecaSignatura topográficaTipo de materialCódigo de barras del documentoEstado
Lymburn523.49 SCOBook30269000058755Non-Fiction