Podcast
Questions and Answers
What happens to the atoms/molecules when a substance is heated?
What happens to the atoms/molecules when a substance is heated?
- They lose energy and move slower
- They remain at the same speed
- They gain energy and move faster (correct)
- They expand in size
When the atoms/molecules move faster, what happens to the temperature?
When the atoms/molecules move faster, what happens to the temperature?
- The temperature increases (correct)
- The temperature remains the same
- The temperature decreases
- The temperature fluctuates randomly
What happens to the volume of a substance when it is cooled?
What happens to the volume of a substance when it is cooled?
- The volume increases
- The volume decreases (correct)
- The volume changes randomly
- The volume remains the same
What is the relationship between the strength and frequency of collisions and the temperature?
What is the relationship between the strength and frequency of collisions and the temperature?
What happens to the size of the atoms/molecules themselves when a substance is heated or cooled?
What happens to the size of the atoms/molecules themselves when a substance is heated or cooled?
What happens to the speed of atoms/molecules when a substance is heated?
What happens to the speed of atoms/molecules when a substance is heated?
What is the effect on the volume of a substance when it is cooled?
What is the effect on the volume of a substance when it is cooled?
How do stronger and more frequent collisions between atoms/molecules affect a substance?
How do stronger and more frequent collisions between atoms/molecules affect a substance?
What is the relationship between the speed of atoms/molecules and temperature?
What is the relationship between the speed of atoms/molecules and temperature?
How do weaker and less frequent collisions between atoms/molecules affect a substance?
How do weaker and less frequent collisions between atoms/molecules affect a substance?
