In what ways are the united states and canada alike

Which was not a country that massively built up its navy in the early 1900s? germany china united statesbritain

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

Which of the following is the major contributing factor in all landslides? stream erosion precipitation earthquakes gravity sedimentary layers oriented parallel to the slope