Scope of Earth Science
Which specialty within earth science studies patterns of weather?
Meteorology/climatology
Which system is comprised of all the water on earth, including glaciers and salt water?
Hydrosphere
What is a hypothesis?
A testable explanation of a situation that can be supported or disproved by careful procedures.
What is mass?
The amount of matter in an object.
True or false: scientific laws and theories cannot change.
List 3 areas of study within earth science.
Astronomy
Meteorology
Geology
Oceanography
Environmental Science
What is one function of the atmosphere?
Provides oxygen
Protects us from the sun's radiation
Keeps stable temperature
What is a scientific theory?
An explanation based on many observations during repeated experiments.
What is the SI unit for temperature?
Kelvin (K)
Which kind of graph shows a fixed quantity using slices representing parts of the whole?
Circle graph
What are 2 things that oceanographers study?
Creatures that inhabit salty water
Physical and chemical properties of the oceans
Effects of human activities on the oceans
What are the three layers of the geosphere, in order?
Crust
Mantle
Core
What are dependent, independent, and control variables?
Independent: manipulated by us
Dependent: the measured variable
Control: stays the same
How would you write 4,000,000,000 in scientific notation?
4 × 10^9
What is the application of scientific discoveries called?
Technology
Which specialty of earth science studies glacial movements and interprets clues to Earth's history?
Geology
What is the term for all permanently frozen water on earth?
Cryosphere
What is the difference between an investigation and experimentation?
Investigation is based on observation and collecting data, but without a control.
An experiment is classified as an organized procedure that involves making observations and measurements to test a hypothesis.
Give one unit of measurement for density.
Grams/milliliter
Grams/cubic centimeter
Kg/cubic meter
On a line graph, which variable is represented on the x axis?
Independent variable