Examlex
Catalytic converters reduce the amount of _____ in car exhaust.
Iroquois
A historically powerful and influential group of Native American tribes in the northeastern United States, known for their sophisticated political system and the Iroquois Confederacy.
Centralized Authority
A system where decision-making and power are concentrated in a central group or location.
Wars
Armed conflicts between states, societies, or groups, characterized by the use of force to achieve political or social objectives.
Q8: "Hard" water in parts of the Midwest
Q23: A study of unions in 114 companies
Q30: Which country gets the smallest percentage of
Q34: In general,a modern hybrid vehicle is less
Q46: What type of radiation is given off
Q51: The Prius,a hybrid car produced by Toyota,uses
Q55: _ are usually cut or lowered in
Q63: The most abundant greenhouse gas in Earth's
Q72: In the periodic table,which elements typically have
Q73: The "ozone layer" is found<br>A)only around the