What is the difference between a closed shop and a union shop?

In vernonia school district v. acton, the school district argued that a drug test was illegal under any circumstances. no student could refuse to take a drug test. drug tests were not given at random. drug testing was necessary to protect all students.

The gandhi video focuses on a daily spiritual" ritual in this leader's later life. how does the informational piece differ in its focus"?

What was the plight and fight of the following groups? labor farmers native americans african americans women immigrants ~ ap u. s. history (period 6: 1865-1898)