Answer:
Joints is where two bones meet.
The right answer is shape
Arrhenius is a substance that dissociates in water to produce hydrogen ions (H+) and there is a clear answer which coincides with this definition. The correct answer is definitely b. a substance that increases the concentration of hydronium ions when dissolved in water.
It would move due to it not being<span> the same speed and in the same direction so it is acted upon by an unbalanced force.</span>
It would weigh 6.77 kilo i believe