Titre:
Chemical changes
PERSONAL_AUTHOR_EPSB:
Sommaire:
The student will learn to identify chemical changes and the signs that they have occurred. Introduces how to distinguish between physical and chemical changes, and the concept that chemical reactions involve changes in energy. Identifies factors that affect reaction rate. Explains the role of enzymes in chemical reactions. Describes the importance of chemical reactions in daily life.
Date de publication comme intervalle:
2004
Description matérielle:
32 p. : col. ill. ; 23 cm.
Table des matières:
Introduction: clean "green" machines -- Reaction magic: changing one thing into another -- Picture this: peeking under the hood -- Reaction rates: picking up the pace -- Chemistry in action: putting reactions to work -- Thinking like a scientist: observing -- Hands-on science: heating up or chilling out? -- Science notebook -- Glossary.
Vedette secondaire - Nom collectif:
Numéro international normalisé des livres (ISBN):
9780792245834
Informations de publication:
Washington, D.C. : National Geographic Society, c2004.
