The measure of a star's brightness is called its magnitude
Indicate whether the statement is true or false
TRUE
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Which of the following best describes the areas of study that are important in the discipline of environmental science?
a. Biology. b. Chemistry and geology c. Economics and biology d. Economics and chemistry e. Biology, chemistry, geology and economics
Answer the following statement(s) true (T) or false (F)
1. Localization focuses on distinctive identities of places or people in regions, countries, or local areas. 2. Boundaries between regions are necessarily precise and sharp. 3. Government and other propaganda influence people's images of their region and others. 4. Wealthy countries maintain great influence over regions around global choke points. 5. Regions evolve largely independent of powerful governments or other organizations.
Which substance is a colorless, odorless, and highly toxic gas that forms during the incomplete combustion of carbon-containing materials?
A. carbon monoxide (CO) B. chlorofluorocarbons (CFCs) C. carbon dioxide (CO2) D. methane (CH4) E. ozone (O3)
Most Muslims regard this as one of the most significant events of their lifetimes:
a. Medina b. Hajji c. sharia d. Ramadan e. prayer