Answer:
only helium makes balloons go up so the answer is helium
Explanation:
I believe it should be 1. Hope this helps.
Answer:
It is B!!!
Explanation:
The whole quiz - because i got i believe 2 wrong cause of wrong people :/
1. C
2. D
3. B
4. C
5. C
Nerve cells are functionally classified as sensory neurons, motor neurons, or interneurons. Sensory neurons (afferent neurons) are unipolar, bipolar, or multipolar shaped cells that conduct action potentials toward or into the central nervous system.