A freight train rolls along a track with considerable momentum. If it rolls at the same speed but has twice as much mass, its momentum is
A) zero.
B) doubled.
C) quadrupled.
D) unchanged.
B
Environmental & Atmospheric Sciences
You might also like to view...
A conglomerate that is formed by glacial processes is called ____
a. glacial striation b. tillite c. erratic d. glacial duen e. snowball Earth
Environmental & Atmospheric Sciences
What is a fjord?
A) A broad, protected channel B) A deep, narrow bay C) The submerged limit of marine erosion D) A retreating glacier
Environmental & Atmospheric Sciences
Which of the following amino acids will exist as a -2 ion at very high pH?
A) arginine B) glutamic acid C) isoleucine D) none of these
Environmental & Atmospheric Sciences
Suture zones in continents mark old sites of mantle plumes.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences