A substance experiences rapid changes in temperature over the course of an experiment to test its electrical conductivity. At the start of the experiment the substance is measured to be 70°C, and by the end of the experiment its temperature is measured as −60°C.

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. what distance from city a is the point where the truck and the car will meet?

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school