Answer:
A.
Explanation:
If its at a height the Gratitude of it falling down with only Gravity if Any other Forces are acting on it so as Friction But Sideways.
1. I don't see a graph
2. It could be because a liquid could be evaporating in the process
3. It could be that the liquid is getting colder
4. 1 liquid is medium and moving a the normal pace
Answer:
Explanation:
Mass of the ball, 
Force = weight of the ball

For Young's modulus, substitute the values in the formula which is as follows:
