One of the key components of doing science is to make and record observations. Feeling the rough surface of a rock, hearing the thunder and seeing the thunderclouds form in the summer sky, tasting salty sea water, or smelling the unpleasant odor of vinegar are all observations.
Observations lead to questions from which scientific discoveries are made.
Student collected rock samples. Students gather two rock samples from outside and return to classroom. Working individually or in groups, students need to examine the characteristics of each sample. List various charactertistics in the chart below. At close of given time, student will share their characteristics with the class.