Answer:
D
Explanation:
With the collision, obviously Ball 2's velocity increased, while Ball 1 slowed down a little bit due to the impact. This decrease in velocity caused a decrease in Ball 1's Momentum. Satisfying both conditions, option D is right.
Answer:
2
Explanation:
A single covalent bond is formed when two electrons are shared between the same two atoms, one electron from each atom.
Hi I'm in Chemistry too this year,
I believe D is correct because usually physical changes are things like density, color or quantity.
True. Because they are white we know that they reflect light, and thus heat.
