About how many galaxies have scientists observed in the universe? A. 125
B. 125,000 (125 thousand)
C. Over 125,000,000 (125 million)
D. Over 125,000,000,00 (125 billion)

All of the following actions are examples of civil disobedience, except a.) refusing to pay an unfair tax b.) refusing to use government services c.) participating in a protest march d.)planning a riot to destroy a government riot

The magnitude of an earthquake is typically calculated according to the scale.           a. mercalli   b. fujita   c. richter   d. saffir-simpson  

The creation of the european union has had all of the following effects except