False is the answer to this question. If you ever need help just hit me up im here for you. I am an honor roll student so i can help with a lot
Answer:
Sensors that measure a variety of essential soil properties on the go are being developed. These sensors can be used either to control variable rate application equipment in real-time or in conjunction with a Global Positioning System (GPS) to generate field maps of particular soil properties. Depending on the spacing between passes, travel speed, and sampling and/or measurement frequency, the number of measurement points per acre varies; however, in most cases, it is much greater than the density of manual grid sampling. The cost of mapping usually is reduced as well.
Explanation:
It changed the voting fight in the 1872 for African Americans because before the amnesty act was put into place the African Americans had barely any rights except not being property to the Southern Americans but the Black Codes put into place in Southern states was slavery used with a different word and, African Americans still weren't allowed to vote even if they were educated so, when the amnesty act stated that African Americans can vote it changed everything for the African Americans lives they got better pay checks, they got to buy more land and, they got to have freedom.
The bodies en and women who had gave their lives for freedom.