A.I. Explanation:

Correct answer: heats

Explanation: The verb 'heats' is in the present tense, which is appropriate here as it describes a general fact about the sun's effect on the earth at the equator. This maintains grammatical coherence and aligns with the context of discussing the sun's role in atmospheric phenomena.

Meaning: 'Heats' means to raise the temperature of something, in this case, the earth.

Wrong options:

• rise: The verb 'rise' does not fit grammatically as it implies an action performed by water vapor, not the sun.
• fall: The verb 'fall' suggests a decrease in temperature, which contradicts the context of heating.
• areas: The noun 'areas' does not fit grammatically as it does not serve as a verb in this context.
• temperatures: The noun 'temperatures' does not fit as it does not describe an action performed by the sun.
• move: The verb 'move' does not relate to the action of the sun and is not appropriate here.
• transport: The verb 'transport' implies carrying something, which does not apply to the sun's action.

Correct answer: temperatures

Explanation: The noun 'temperatures' fits grammatically as it serves as the subject of the clause that follows. It is plural, which is appropriate given that multiple temperature readings can occur at the equator, and it aligns with the context of discussing the effects of heat.

Meaning: 'Temperatures' refers to the degree of heat present in the environment.

Wrong options:

• rise: The verb 'rise' does not fit as it does not serve as a noun and does not describe a state of heat.
• fall: The noun 'fall' does not fit as it implies a decrease in temperature, which contradicts the context of warming.
• areas: The noun 'areas' does not relate to the concept of heat and does not fit grammatically.
• heats: The verb 'heats' does not fit as it does not serve as a noun and does not describe a state of heat.
• move: The verb 'move' does not relate to temperature and does not fit grammatically.
• transport: The verb 'transport' does not fit as it does not describe a state of heat.

Correct answer: rise

Explanation: The verb 'rise' is in the present tense and fits grammatically as it describes the action of water vapor moving upward into the atmosphere. This aligns with the context of evaporation and the behavior of water vapor.

Meaning: 'Rise' means to move upward or increase in height, in this case, referring to water vapor ascending into the atmosphere.

Wrong options:

• heats: The verb 'heats' does not fit as it does not describe the action of water vapor and is not appropriate in this context.
• fall: The verb 'fall' implies a downward movement, which contradicts the action of water vapor after evaporation.
• temperatures: The noun 'temperatures' does not fit as it does not describe an action and is not appropriate here.
• areas: The noun 'areas' does not relate to the action of water vapor and does not fit grammatically.
• move: The verb 'move' is too vague and does not specifically describe the upward action of water vapor.
• transport: The verb 'transport' implies carrying something, which does not accurately describe the action of water vapor rising.

Correct answer: transport

Explanation: The verb 'transport' fits grammatically as it describes the action of carrying water vapor to other regions. This aligns with the context of atmospheric circulation and the function of the atmospheric river.

Meaning: 'Transport' means to carry or convey something from one place to another, in this case, referring to the movement of water vapor.

Wrong options:

• rise: The verb 'rise' does not fit as it describes an upward movement rather than the action of carrying water vapor.
• fall: The verb 'fall' implies a downward movement, which contradicts the context of transporting water vapor.
• temperatures: The noun 'temperatures' does not fit as it does not describe an action and is not appropriate here.
• areas: The noun 'areas' does not relate to the action of carrying and does not fit grammatically.
• move: The verb 'move' is too vague and does not specifically describe the action of transporting water vapor.
• heats: The verb 'heats' does not fit as it does not relate to the action of carrying water vapor.