I would say because the respiratory system brings in the oxygen for the body and the circulatory system moves it throughout the body with the blood
Answer:
c.
Explanation:
it moves in slow convection currents, hope this helps!
Answer:
Because you can physically see the object melting when it comes to the melting point. The objects texture, color, temperature, shape, and state of matter (solid, liquid, gas) are possibly changing.
No.
Electromagnetic waves can travel without a medium.
hope this helps and have a great day :)