Perfume sprayed from a bottle spreads more easily in a warm room of 25°C than in a cool room of 15°C. Which of the following correctly compares perfume molecules at 25°C to those at 15°C?
A)At 25°C, they have more mass.
B)At 25°C, they are moving faster.
C)At 25°C, they have less kinetic energy.
D)At 25°C, they are decreasing in volume.

Question

Quizplus · Accepted Answer

At 25°C, the perfume molecules have more kinetic energy due to the increase in temperature, which means they are moving faster. This increased movement helps the perfume to spread more easily.

Perfume Sprayed from a Bottle Spreads More Easily in a Warm