Earth and Space Science Vocab

any various sciences, as geography, geology, or meteorology, that deal with the earth, its composition, or any of its changing aspects.

Study of object’s beyond Earth’s atmosphere

Study of materials that make up Earth and process that form and change these materials

Studies the air that surrounds our planet; study of atmospheric phenomena such as fog, clouds, snow, rain and lightning

Study of Earth’s oceans including the creatures that inhabit its waters, its physical and chemical properties and the effects of human activities

Earth’s rigid outer shell, including the crust and the solid uppermost part of the mantle

All the water in the Earth’s oceans, lakes, seas, rivers and glaciers plus all the water in the atmosphere

Blanket of gases surrounding Earth that contains 78% nitrogen, 21% Oxygen and 1% other gases such as argon, carbon dioxide and water vapor.

All of Earth’s organisms and the environments in which they live

An act of viewing or noting a fact or occurrence using sense for some scientific or other special purpose

Individual facts, statistics, or items of information

To declare or tell in advance

A suggestion explanation for an observation that can be answered by the results of an experiment

A group of subjects who are exposed to the variable under study

Factor that is manipulated/ changes by the experimenter/ scientist in an experiment

Factor in an experiment that can change if the independent variable is changed

An explanation based on many observations during repeated experiments that is valid only if all future information supports it

Basic fact that describes the behavior of a natural phenomenon

A test, trial, or tentative procedure, an act or operation for the purpose of discovering something unknown

A group of subjects closely resembling the treatment group in many demographic variables but not receiving the active medication or factor under the story and thereby serving as a comparison group when treatment results are evaluated