Question

Rosina creates a demonstration showing a sound echo. How could she demonstrate this?

She throws water at a wall, and it drips down the wall,
B She throws a rubber ball at a wall, and it bounces back to her,
с
She throws an egg at a wall, and it breaks and falls to the floor,
D She throws sand at a wall, and it hits the wall and falls to the floor.

Answer 1

Answer: b rubber ball

Step-by-step explanation:

it will bounce back not like the other things she threw

Answer 2

correct option for this question is B. when he throw rubber ball at a wall and it bounce back to her