Student Pictures of Acid Test for Limestone
The children were dropping vinegar on the rock and observing for bubbles through the hand lens. If bubbles appear, then the rock contains limestone.
LESSON 1- WHAT ARE ROCKS AND MINERALS?
LESSON 2- HOW ARE ROCKS FORMED?
LESSON 3- WHAT IS THE ROCK CYCLE?
LESSON 4- HOW CAN WE TELL THE HARDNESS OF ROCKS?