Answer:
x×y=2×2=4. 4×z=4×3=12. 4+12=16
Answer:
Vaporation
Explanation:
In the vaporization or boiling, the passage of particles from the liquid state to the gaseous state occurs completely
Theories
If it’s wrong oh well because I just guest buh glad to help :)

1 ys is the smallest unit of time.
A 'vector' is a measurement that has a magnitude and a direction.
For the vector given here, "<em>15 ft/s</em>" is the magnitude, and "down" is the direction.