Which of these statements best describes double jeopardy?

a. a citizen cannot be indicted before being tried for a serious crime.

b. a citizen cannot be forced to testify to a crime.

c. a citizen cannot be forced to testify for more than one day in court.

d. a citizen cannot be tried twice for the same crime.

Evaporite rocks te more permeable than reef rocks true false

Reading graphs: unemployment us unemployment rate (1961-2011) identify the trends in the graph and then use the drop- down menu to complete each statement from 1961 to 1965 unemployment was in the mid-2000s through 2011. unemployment was percentage unemployed 1961 1971 1981 1991 2001 2011 year

One of the brightest comets of the 20th century was comet hyakutake, which passed close to the sun in early 1996. the orbital period of this comet is estimated to be about 30,000 years. find the semi-major axis of this comet’s orbit. compare it to the average sun-pluto distance and to the distance to alpha centauri, the nearest star to the sun, which is 4.3 light-years distant.