What does a radioactive-isotope aging test on a rock determine?
A) the age of the rock since metamorphism
B) the date of formation of the rock-forming minerals
C) the length of time the rock has existed in its location
D) the age of the rock since sedimentation
Answer: B
You might also like to view...
What kind of metabolic rate do humans have?
a. Endothermic b. Exothermic c. Ectothermic d. Hyperthermic
Limbs probably initially evolved to ____
A)walk on land B)swim in the ocean C)limbs have no function D)swim in shallow streams E)run
About 2.8 million people enter the European Union legally each year, and perhaps another million come illegally
Indicate whether the statement is true or false
Both the annual and the daily ranges of temperature are larger in continental locations than in marine locations
Indicate whether the statement is true or false