What activity do scrubbers perform that can be useful for humans to understand and utilize? A)
Scrubbers remove carbon dioxide from the atmosphere.
B)
Scrubbers help clean up ocean water polluted by oil spills.
C)
Scrubbers can be used as an alternative energy source.
D)
none of the above

For review 1. in terms of which government is sovereign, differentiate among a unitary system, a confed- eral system, and a federal system of government. 2. to which level of government does the constitution distribute the enumerated po implied powers? concurrent powers? reserved powers? provide several power. 3. what matters fall within the scope of state sovereignty? differentiate among dual federalism, cooperative federalism, centralized federalism, and conflicted federalism. how does the national government use grants-in-aid, mandates, and preemption to direct the policy of state and local governments? 6. what do we mean by intergovernmental relations? why is the term a good description of u. s. federalism today? 7. list several advantages and several disadvantages of a federal system.

Suppose you are making a map of stars around the sun, and you draw earth 1 cm from the sun on your map. the brightest star in the night sky is 8.6 light-years from the sun. on your map, how far would you place that star from the sun?

99 pts which of the following statements refers to the wage-price spiral process? the salary of a worker fluctuates with the amount of sales he or she accomplishes per month. an employee loses his or her job, finds a position at another company, and is underemployed. employees only receive a raise when their purchasing power has been eroded by inflation. a worker receives a raise, which increases costs for the employer.