Beautiful cone-shaped volcanoes such as Mt. Fuji, Mt. Hood, and Mt. Rainer are predominantly composed of
A) basaltic rocks.
B) andesitic rocks.
C) granitic rocks.
Answer: B
You might also like to view...
Work: Person X pushes twice as hard against a stationary brick wall as person Y. Which one of the following statements is correct?
A. Both do positive work, but person X does four times the work of person Y. B. Both do positive work, but person X does twice the work of person Y. C. Both do the same amount of positive work. D. Both do zero work. E. Both do positive work, but person X does one-half the work of person Y.
Briefly explain why stars that formed early in the history of the galaxy contain a smaller proportion of heavy elements than stars that formed more recently
What will be an ideal response?
The search for black holes involves searching for
a. single stars that emit large amounts of X-rays. b. X-ray binaries where the compact companion has a mass in excess of 3 . c. large spherical regions from which no light is detected. d. pulsars with periods less than one millisecond. e. pulsars that are orbited by planets.
The temperature of a room is 300 K. What is the temperature in Fahrenheit?
A. 70.1
B. 74.2
C. 78.5
D. 80.3
E. 85.2