Oceanographer
A person who studies bats is called a chiropterologist.
Oceanographer
scientist
A person who is involved in the astronomical study of sun is called a Heliologist
A person who studies the Earth is called a geologist. Geologists study the composition, structure, and processes of the Earth to understand its history and dynamics.
Is called a Onclolgist. It's a person who are the ones who study cancer and how to treat it.
They are called an astronomer.
Geologists
A person who studies the sea is called an oceanographer. The person will study all the aspects of the Earth's seas and oceans in a scientific way.
A person who is a specialist in the study of the atmosphere and weather is called a meteorologist. Meteorologists analyze weather patterns, make forecasts, and study the impact of weather on the environment and society.
The study of handwriting is called graphology.
This depends on the type of map. Cartography is the study of maps and charts. A person who studies topographical maps is called topographer.