Which of the following is not one of the three types of compounds?

acids

salts

bases

sugars

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.

Which statement best describes the he properties of iconic compounds ?