Answer:
c
Explanation:
since thermal energy is generally about heat transfer, hot to cold or cold to hot, it's most likely C
Answer:
i believe it is the last choice
Sugar is solute and water is solvent.
Explanation:
That the doorknob isn't used that recently by students, since they don't really use that to study.
Answer:
b. di uses across a synaptic cleft from a neuron to a muscle cell.
Explanation:
A neurotransmitter is di uses across a synaptic cleft from a neuron to a muscle cell. Neurotransmitters are chemicals which enable neurotransmission. In reaction to an impulse a motor neuron axon secretes a neurotransmitter and causes the muscle fiber to contract. It is a chemical messenger which passes on the signals across the chemical synapse.
I think but I do not know it refered to as being repetitive
