The 1. blank difference between the ice cubes and the water causes 2.blank energy to be transferred from the water to the ice cubes.
drop down with 1. temperature or size
drop down with 2. cold or heat

the temperature difference between the water and the ice cubes causes heat to be transferred from the water to the ice cubes,.

Explanation:

Heat always travels to where it is colder. Think about how ice cubes melt. They are very cold so the heat is transferred to them from he warmer water and they melt.

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i believe it is a.) released into

explanation:

because natural gas is colorless, odorless, and tasteless, distributors add mercaptan (a chemical that smells like sulfur) to give natural gas a distinct unpleasant odor (it smells like rotten eggs). they locate the types of rock that are likely to contain natural gas deposits.