Que pode fazer?
Encontrar
visualização
In this experiment, students will discover whether a sundial is as accurate as an atomic clock when telling time. We are only going to test hours, since sundials are designed only to show hourly chang ...
Shadows are sneaky things: they run ahead of you, jump behind you, and sometimes even disappear completely! Even Peter Pan had trouble catching his shadow.Believe it or not, all that sneakiness is act ...
How lunar eclipses occur.
It is an educational content of CK-12 Foundation (to access some of the CK-12 contents you must be logged in).
Adicionar ao Didactalia Arrastra el botón a la barra de marcadores del navegador y comparte tus contenidos preferidos. Más info...