Answer:
yes
Explanation:
I would say yes because it's exerting some type of force as it reacts to the stick to make it jump straight in an upwards direction
I believe you are right. pH is the concentration of H+. Therefore the more acidic the more H+.
Average speed=total distance traveled/time. Total distance=the sum of the two short distances=79*2+77*3=389 km. Total time used to travel is 2+3=5 hr. Average speed is 389/5=77.8 km/hr.
For the first hour, the slope is zero.
After that, the slope is -2 miles per hour.