Pour enough vinegar into each cup to cover the chalk. Answer these questions. Formulate an hypothesis about surface area on weathering. Performance Task Assessment 1. The hypothesis is a simple declarative statement that reflects the observations.
Predictions emerge from the hypothesis.
The predictions are useful in crafting experiments. This is the basic text to be used a quide for sixth grade science. Excellent resource on the nature of volcanoes. Explains the principal types of volcanoes and locations. Good source to be used in conjunction with earthquake information on the internet.