Answer:
1. Oceanographer
2. Geologist
3. Astronomer
4. Environmental scientist
5. Meteorologist
Explanation:
1. Oceanographer: studying waves, currents, and tides. He or she is an individual that studies the science of ocean with respect to waves, currents, and tides.
2. Geologist: collecting rock samples from the site of a volcano. A geologic column can be defined as a collection of rock layers that are typically grouped based on their relative ages in a descending order i.e from oldest to the youngest.
3. Astronomer: studying the life cycle of a star. A star is a giant astronomical or celestial object that is comprised of a luminous sphere of plasma, binded together by its own gravitational force. It is typically made up of two (2) main hot gas, Hydrogen (H) and Helium (He).
4. Environmental scientist: testing water samples to analyze effects of pollution. Pollution can be defined as the physical degradation or contamination of the environment through an emission of harmful, poisonous and toxic chemical substances.
5. Meteorologist: predicting weather patterns in a particular region. Weather can be defined as the atmospheric conditions of a particular area over a short period of time. The elements of weather include precipitation, wind, temperature, atmospheric pressure, relative humidity, cloud, and wind speed.
