A cheetah can run at approximately 100 km/h and a gazelle at 80.0 km/h. If both animals are running at full speed, with the gazelle 50.0 m ahead, how long before the cheetah catches its prey?
a. 9.0 s
b. 14 s
c. 18 s
d. 4.5 s
e. 21 s
Question 2
A bird, accelerating from rest at a constant rate, experiences a displacement of 22 m in 10 s. What is the average velocity?
a. 1.2 m/s
b. 2.2 m/s
c. 2.4 m/s
d. 0 m/s
e. 0.5 m/s
