A contact between parallel sedimentary rock that records missing geologic time is
A. a sedimentary contact
B. an angular unconformity
C. a nonconformity
D. a disconformity
Answer: D
You might also like to view...
Tornadoes are most often generated along the ________ front of a middle-latitude cyclone
Fill in the blank(s) with correct word.
Climatic models predict that the concentration of a certain gas must increase in the atmosphere for CO2 to produce a global warming of between 2°C and 5°C. According to this prediction, which of the following gases must increase?
A. chlorofluorocarbons (CFCs) B. water vapour (H2O) C. sulfur dioxide (SO2) D. ozone (O3)
Why is the percentage of a country's labor force engaged in agriculture an important indicator of the level of development?
What will be an ideal response?
The number of active "hot spots" on Earth over the last 10 million years active is ________.
A. more than 100 B. about 20 C. about 50 D. only 4 E. no more than 10