V-shaped valleys are
A) "old-age" valleys.
B) formed by glaciers.
C) of depositional origin.
D) common in mountainous regions.
Answer: D
You might also like to view...
Stars only form in molecular clouds that contain more than 100 times the mass of our Sun
Indicate whether the statement is true or false
Total internal reflection occurs when the angle of incidence of the light is greater than the ______________ angle
Fill in the blank(s) with correct word
Thin Films: A 360-nm thick oil film floats on the surface of a pool of water. The indices of refraction of the oil and the water are 1.50 and 1.33, respectively. When the surface of the oil is illuminated from above at normal incidence with white light, what is the wavelength of light between 400 nm to 800 nm wavelength that is most weakly reflected?
A. 520 nm B. 540 nm C. 560 nm D. 580 nm E. 600 nm
According to Copernicus, retrograde motion occurs at opposition for the outer planets
Indicate whether the statement is true or false