Which physical property is observed if, when using a hand lens, you see tiny dots of black on a gray mineral? (2 points) a
Cleavage

b
Color

c
Luster

d
Streak color

Which effect does an increase in a country’s literacy rate have on the people who live there?

Which of the following discoveries would be most likely to cause a scientific paradigm shift? a. the discovery of more rings around uranus b. the discovery of a new pathogenic virus transmitted by mosquitoes c. the discovery that a dormant volcano is showing signs of activity d. the discovery of a new species of salamander in the amazon rainforest e. the discovery that excess heat is radiating from the center of the earth and causing global climate change

Discuss the role of policy analysis in policy modification. include a description of a federal agency that supports policymaking through policy analysis.