Awatermelon cannon fires a watermelon vertically up into the air at a velocity of +9.5m/s, starting from an initial position of 1.2m above the ground. when the watermelon reaches the peak of its flight, what is:

a) the velocity

b) the acceleration

c) the elapsed time

d) the height above the ground

Will give brainliest! which statement best describes the difference between strong nuclear forces and weak nuclear forces? weak nuclear forces are involved when certain types of atoms break down. strong nuclear forces are responsible for holding atoms' nucleus together. weak nuclear forces hold bonds between atoms together. strong nuclear forces hold together the nucleus of an atom. strong nuclear bonds prevent atoms from falling apart. weak nuclear bonds prevent compounds from falling apart. strong nuclear forces are involved in breaking electrons from their shells. weak nuclear forces hold protons in the nucleus.

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)

What does si stand for,when referring to a system of measurement