TASK DEFINITION: In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.
PROBLEM: Question: Jim puts his water in the oven for later. The molecules in the liquid
Answer: speed up

SOLUTION: When a volume of water is cooled, the molecules move less vigorously, so same number of molecules takes up less space and the water is denser.

PROBLEM: Question: To get the fastest reaction, raise the temperature of the reactants
Answer: higher or

SOLUTION: When the temperature of reactants is higher, the rate of the reaction is faster.

PROBLEM: Question: If Mona is heating up popcorn in the microwave and the popcorn begins to move faster, what happens to the temperature of the kernels?
Answer: increase

SOLUTION:
When particles move more slowly, temperature is lower and an object feels cooler.