What type of lava does a shield volcano have?
What will be an ideal response?
Mafic
You might also like to view...
If you drop a coin inside a car that is turning a corner to the right, the coin will land
A) to the left of the drop point. B) in North Dakota. C) to the right of the drop point. D) right under the drop point. E) to the rear of the drop point.
Consider two identical and symmetrical wave pulses on a string. Suppose the first pulse reaches the fixed end of the string and is reflected back and then meets the second pulse. When the two pulses overlap exactly, the superposition principle predicts that the amplitude of the resultant pulses, at that moment, will be what factor times the amplitude of one of the original pulses?
a. 0 b. 1 c. 2 d. 4
Suppose a nucleus has 50 protons and 50 neutrons. This places the nucleus to the right of the line of stability; therefore, it will most likely undergo radioactive decay. Given its place on the plot, what are the most likely types of radioactive decay?
a. Alpha decay. b. Beta plus decay and electron capture. c. All of the above. d. Gamma emission. e. None of the above, because the nucleus is stable.
Why might it be difficult for Earth-like planets to form around Sun-like stars in the inner parts of the disk of our galaxy?
A) any stars would be sucked into the central supermassive black hole B) there would be insufficient amounts of heavy elements C) the stars would be packed together too densely for planets to be stable D) there would be too much harmful radiation