Answer:
The anomalous expansion of water is an abnormal property of water whereby it expands instead of contracting when the temperature goes from 4o C to 0o C, and it becomes less dense. The density is maximum at 4 degree centigrade and decreases below that temperature as shown in graph.
Explanation:do you want me to explain it more??
Answer:
I'm pretty sure the answer is runoff
The air pressure is most likely lower.
20/9.8 = 2.0 seconds. The ball stops after 2 seconds.