1. Which is faster? The cheetah or the motorbike? 2. Which is taller? The giraffe or the elephant? 3. Which is bigger? The USA or Russia? 4. Which is heavier? The blue whale or the bus? 5. Which is slower? The tortoise or the snail? 6. Which is shorter? The kangaroo or the ostrich? 7. Which is smaller? The basketball or the soccer ball? 8. Which is quicker? The light or the sound? 9. Which is hotter? The lava or the sun? 10. Which is more expensive? The sport car or the jet? ayudaaaaaaaaaaaa