GEOLOGY

Detailed explanation-1: -Paleontologists study fossils to help understand the evolution and the history of life on Earth. Fossils also tell us about ancient ecosystems and climates, and how climate change can affect life.

Detailed explanation-2: -A paleontologist uses many tools, including chisels, rock hammers, and brushes. In the field of paleontology, many different kinds of tools are utilized. Chisels and rock hammers are used to get at fossils embedded in sandstone or mudstone.

Detailed explanation-3: -Paleontology: Paleontologists Study Fossils.

Detailed explanation-4: -To find fossils, paleontologists first carry out an operation called prospecting, which involves hiking while keeping one’s eyes focused on the ground in hopes of finding fragments of fossils on the surface.

Detailed explanation-5: -Fossils provide important information about the past life on earth. Based on the types of plants and animals present in a rock unit, scientists can often determine what ancient climates were like as well. Fossils are also useful in correlating and determining the age of rock units.