Eric has a mass of 80 kg. he is standing on a scale in an elevator that is accelerating downward at 1.7 m/s2. what is the approximate reading on the scale?

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.