Mostrando el intervalo de resultados
3
1 - 3
The formation of stalagmites and stalactites happens through the capillary action between porous rocks and water rich in minerals. The rocks attract the water and the moisture accumulates until gravit ...
A crystal is an organized group of molecules, each with their own shape. For example, snowflakes are made of ice crystals and each snowflake is different. You can make crystals by using salt or sugar. ...
This project serves to acquaint students with the essential processes of sciencing such as the importance of the use of a control, of identifying dependent and independent variables, of data collectio ...