What relates to relative dating
a. a fossil in upper roach strata is more recently formed than a fossil in lower rock strata
b the farther down a fossil is found, the longer ago the organism lived
c. a fossil has undergone 2 half lives of a radioactive isotope
d. a fossil analyzed with radiometric dating
e. age of a fossil is found to be 61.1 million years old
f. one fossil is found to be "older: than another fossil
a. a fossil in upper roach strata is more recently formed than a fossil in lower rock strata
f. one fossil is found to be "older: than another fossil
b the farther down a fossil is found, the longer ago the organism lived
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A force accelerates a 1-kg brick. With no friction, to equally accelerate a 10-kg brick requires a force of
A. 100 times as much. B. just as much. C. one-tenth as much. D. 10 times as much. E. none of the above
In 1800, the United States was a semiperiphery country
Indicate whether this statement is true or false.
If a cold front moves into a moist region,
A) humidity will likely decrease. B) the chances of precipitation will increase. C) evaporation will increase. D) photosynthesis will increase.
Which of the following contains a modern continental rift?
A. eastern Europe B. eastern North America C. eastern Pacific Ocean D. East Timor E. eastern Africa