Identify at least 5 pure substance found in nature, in the supermarket, grocery storeand even at your home. use the table below to explain your answer based on appearance, separating technique, boiling and melting point.

The ancestors of horses possessed feet with five digits. over time, with the development of grasslands, the digits fused and formed hooves. what evolutionary advantage did this transformation serve? a. it allowed them to climb rocky surfaces with ease. b. it allowed them to graze better. c. it enabled them to run faster from predators. d. it let them see clearly through the grasslands. e. it made them taller.