Answer:
To solve the problem, we need to use the formula for kinetic energy:
KE = (1/2) * mass * velocity^2
For the car:
KE = (1/2) * 1000 kg * (5 m/s)^2 = 12,500 J
For the hippo:
KE = (1/2) * 1500 kg * (2 m/s)^2 = 3000 J
Therefore, the car has a higher kinetic energy:
Answer: The car.