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ES chapter 1
vocab 1
Term | Definition |
---|---|
Astronomy | the study of objects beyond Earth’s atmosphere |
Meteorology | the study of the forces and processes that cause the atmosphere to change and produce weather |
Geology | the study of materials that make up Earth, the processes that forms and changes these materials, and the history of the planet and its life forms |
Oceanography | the study of Earth’s oceans |
Environmental science | the study of the interactions of organisms and their surroundings |
Geosphere | the area from the surface of Earth down to its center |
Atmosphere | the blanket of gases that surround our planet |
Hydrosphere | all the water on Earth, including the water in the atmosphere |
Biosphere | all organisms on Earth as well as the environments in which they live |
Mass | the amount of matter in an object is called mass. The SI unit of mass is the kilogram (kg) |
Weight | is a measure of the gravitational force on an object The SI unit of force is the newton (N). |
Area | the amount of surface included within a set of boundaries The SI unit for area is square meters. (M2) |
Volume | the amount of spaces occupied by an object. The SI unit for volume is cubic meters (M3) |
Density | is the measure of the amount of matter that occupies a given space. The SI unit for density are expressed in grams per cubic centimeter (g/cm3), grams per milliliter (g/mL), and kilograms per cubic meter (kg/m3) |
Time | is the interval between two events The SI unit for time is the second (s) |
Temperature | is the measure of the average kinetic energy of the particles that make up a material. The SI unit for temperature is the kelvin (K) |
Scientific Model | is an idea picture, a system, or a mathematical expression |
Scientific Theory | is an explanation based on many observations during repeated investigations |
Scientific Law | is a principle that describes the behavior of a natural phenomenon |
Line Graphs | show relationships among variables |
Circle Graphs | show a fixed quantity using slices representing parts of the whole |
Bar Graphs | represent quantitative data using bars |