A 100-G Cube of Ice Is Heated from -120 $\degree$ C to +120

question 40

Multiple Choice

A 100-g cube of ice is heated from -120 $\degree$ C to +120 $\degree$ C.In which of the following processes is the greatest amount of energy absorbed by this material?

• A)warming ice to the melting point
• B)melting the ice to become water
• C)warming the resulting water
• D)vaporizing the water to become steam
• E)heating the steam

---

Definitions:

Synapses

The junctions between neurons through which they communicate with each other using chemical or electrical signals.

Presynaptic Neuron

The neuron that sends a signal across the synapse to another neuron.

Neurotransmitter

Chemical substances released by neurons to transmit signals across a synapse to another neuron or to a muscle or gland cell.

Synapse

The junction between two neurons, facilitating the transmission of electrical or chemical signals.