During an experiment, a teacher uses a flashlight and shines the light toward a pane of clear glass with a black iron backing. A diagram of the experiment is shown. describe the path of the light as it travels from the flashlight to the air.

Which of the following statements about the fugitive slave act of 1850 is not accurate. a. marshals who refused to arrest a suspected fugitive could be fined $1,000. b. slave owners had to present evidence that an african american in the north was a fugitive slave. c. any person who provided food or shelter to a fugitive slave could be find $1000 and placed in jail for six months. d. it required all federal marshals to arrest any african-american suspected of being a runaway slave.