It means , one , only , single .. hopes this helps
the air pressure will also increase
Answer:
third and fourth trophic levels
Explanation:
1. constant speed is a steady speed from start to finish, instantaneous is not constant from start to finish.
2. The average speed of the marble is 5 m/s (meters per second).
3. Rider 1 will arrive at the destination before Rider 2.
Hope This Helps! : )