Using this nomogram, what is the magnitude of an earthquake that is 500 km from a seismic station and has an amplitude of 0.2 mm?
A. 4.0
B. 10.2
C. 2.0
D. 6.0
E. 7.0
Answer: A
You might also like to view...
Who was able to prove that there was not an actual continent in the Arctic?
a. John Murray b. Fridtjof Nansen c. Robert E. Peary d. Charles Wyville Thomson
Which of the following is a result of clearing forests for agricultural purposes?
A) Biodiversity is increased because croplands attract insect pests and birds. B) Water runoff is decreased because croplands tend to absorb more water than forests. C) Crop productivity is greatly increased because of the rich soil. D) Soil erosion is increased because deforestation and tilling remove the vegetative cover.
Which of the following is true of a solid which is hygroscopic?
A) It will gain weight when exposed to a damp environment. B) It may change its color upon being exposed to a damp environment. C) both a and b D) neither a nor b
An increasing practice among Chinese families is what is referred to as birth tourism, where a Chinese family comes to the United States, presumably for vacation and gives birth while in America
Indicate whether the statement is true or false