joy mixed baking soda and vinegar for her volcano model. she saw lots of bubbling and fizzing. what can she infer happened?

a change in state liquid to solid
matter was created
a physical change
a chemical change

✔︎A chemical change

✖︎wich is D

  would be ur answer

Explanation:

❐A chemical change happens when one chemical substance is transformed into one or more different substances, such as when iron becomes rust. Chemical changes occur through the process of chemical reactions, and the resulting substances have different properties because their atoms and molecules are arranged differently.

CAN I PLZ GET MARK AS THE BRAINLIEST? ")

when two balls of the different masses are dropped from equal height, they reach the ground at the same time .this is because they experience the same acceleration.

the acceleration is independent of mass.

thus when they are dropped they will always maintain the same velocity and travel the same distance (neglect air resistance of course) at the same time.