Which of the following statements describes the movement of air?
a. from high pressure to low pressure
b. from north to south
c. from low pressure to high pressure
d. from south to north

Which of the following is the result of the nuclear weak force? the instability of large nuclei the repelling force between positively charged protons the structure of the atom certain types of nuclear decay

What effects result when there is an impact between earth and an asteroid? check all that apply. a. massive flooding. b. extinction of many life forms. c.major earthquakes change in average global temperature. d. giant dust cloud

Boiling water is an example of physical change. true or false