Aracecar driver accelerates many times during a race. if a driver accelerates from 70m/s to 100m/s in 1.5 seconds before making a turn, what is the acceleration on the driver?
a. 30ms2
b. −30ms2
c. 20ms2
d. −20ms2

Which of the following is not a part of the respiratory system? a. pharynx b. trachea c. pancreas d. larynx hurrim timed

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.

Select all the correct answers. which three statements about electromagnetic radiation are true?