Which statement describes the rate of change of the height of the object over time? the rate of change is constant with the object dropping 1 foot every second. the rate of change is constant with the object dropping 144 feet every second. the rate of change decreases over time. the object is 128 feet above ground after one second, but 80 feet after two seconds. the rate of change increases over time. the object drops 16 feet in the first second, but 80 feet in the last second.