A the endocrine system does not fulfill its function
The amount of force an object has will change the velocity
A leaf is organic matter because organic matter refers to anything from something living. because a leaf is living or was at one point it is organic matter
Answer:
A
Explanation:
A and B are isotopes of one another but the same element
C and D are isotopes of one another but the same element
However, A and B have a different proton count than C and D, indicating different elements because the proton count is equivalent to the atomic number.
Speed is a constant direction of where you go, constant motion, and velocity is the displacement of a objects direction, plus the direction the object is traveling to.