The World of Matter.
Titre:
The World of Matter.
Sommaire:
Balloons, hills, clouds, people, cars and the pond takes up space and is matter. Even things you don't see, such as the hot air inside balloons and cooler surrounding air can take up space. Air is matter too even though you can't see it.
Date de publication comme intervalle:
1997
1900-1999
Informations de publication:
Sundance, 1997.
