Answer: These changes of state are physical changes
Explanation: changes between gas, liquid and solid phases do not alter the chemical or atomic state. Ice, water and water vapour all have the chemical formula H2O.
Sedementary rock. Because it sits over time and gets pushed underground to form sedementary rock.
<span>The answer is duodenum.</span>
Nerves - transmit impulse of sensation to brain or spinal cord, then to muscles and organs
