Rocks that are metamorphosed mainly because of their exposure to heat from magma are rocks that have undergone metamophism.
a. contact
b. thermal
c. regional
d. nonfoliated

(10 points) 1. cone 2. rectangle 3. triangle 4. circle 5. cylinder a. perpendicular cross section of a pyramid b. perpendicular cross section of a cylinder c. parallel cross section of a sphere d. shape created when a rectangle is rotated about the y-axis e. shape created when a right triangle is rotated about the y-axis