14 Questions
What happens to the speed of atoms/molecules when a substance is heated?
They increase in speed
Which of the following statements about temperature is true?
Temperature is a measure of the average speed of atoms/molecules
What happens to the volume of a substance when it is cooled?
The volume decreases
What is the relationship between energy transfer and a change in temperature?
Energy transfer to a substance causes an increase in temperature.
How does the speed of atoms/molecules change when a substance is cooled?
The atoms/molecules move slower.
What happens to the volume of a substance when it is heated?
The volume increases.
What happens to the atoms/molecules themselves when a substance is heated or cooled?
The atoms/molecules do not change in size, only their speed changes.
What is the relationship between temperature and the average speed of atoms/molecules?
Temperature is a measure of the average speed of atoms/molecules.
加热物质意味着能量从物质中转移出去。
False
当物质被冷却时，原子/分子的速度会加快。
False
当原子/分子运动更快时，温度会降低。
False
温度是原子/分子平均速度的测量。
True
当物质被加热时，原子/分子会失去能量并运动缓慢。
False
当物质被冷却时，物质的体积会增加。
False
Test your knowledge about the relationship between temperature and energy transfer in substances. Learn how heating and cooling affect the speed of atoms and molecules, leading to changes in temperature.
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