Due today please help if the half-life of a decaying isotope is 10 years which statement is true after 10 years
A. the relative numbers of atoms cannot be determined
B. the numbers of parent nuclei and daughter nuclei in a sample are equal
C. there are more parent nuclei in a sample
D. there are more daughter nuclei than parent nuclei in a sample

Much of the general structure and physical properties of the interior of the earth are inferred from: a)deep oil and gas bore holes b)geologic investigations c)analysis of seismic waves d) study of volcanoes

Which of the following statements concerning the influence of culture on ethnic identity formation is accurate? a. one will reject ethnic identity if cultural stereotypes are encountered. b. if one’s ethnic city is different from the dominant cultural group, then one’s ethnic identity you will become weekend. c. if an the ethnic group is excepted by dominant culture, then ethnic identity formation can be a difficult process. d. similarity to the dominant culture can determine how easy it is for one to except ethnic differences.

How far is the region from the equator or control climate