2024 Fall Aquatics Semester Test

Front

What happens to temperature, pressure, and density as you travel from the crust to the core of the Earth?

Back

They would all increase.

Front

What is the name of the continent located at number 1 on a map of the world?

Back

North America.

Front

What is the first step of the scientific method?

Back

Observation.

Front

Define heat capacity.

Back

The heat, measured in calories, required to raise 1 gram of a substance 1 degree Celsius. The input of 1 calorie of heat energy raises the temperature of 1 gram of pure water by 1 degree Celsius.

Front

What is water mass?

Back

A body of water identifiable by its salinity and temperature (and therefore density) or by its gas content or another indicator.

Front

What is the crust in relation to the Earth?

Back

The outermost layer of the Earth, composed of solid rock.

Front

What is the core of the Earth?

Back

The innermost layer of the Earth, consisting of a solid inner core and a liquid outer core.

Front

Explain the concept of density.

Back

Density is the mass of a substance divided by its volume, often expressed in grams per cubic centimeter (g/cm³).

Front

What is the significance of salinity in ocean water?

Back

Salinity affects the density of seawater, which influences ocean circulation and marine life.

Front

What is the mixed layer in oceanography?

Back

The upper layer of ocean in which temperature and salinity are relatively constant with depth.