Which of the following is an igneous rock?

slate
limestone
calcite

What type of organism is a one-celled organism that functions as a single unit? a. bi-celled b. single-celled c. pre-celled d. multi-celled

Ascientist discovers a new fossil next to some fossils of paradoxides as shown. because of geological activity in the area, she does not believe that she will be able to use paradoxides as an index fossil.

Which electrons have the most energy in an atom? electrons in the innermost electron shell electrons in the outermost electron shell electrons in the nucleus electrons in an electron cloud