Podcast
Questions and Answers
What happens when a substance is heated?
What happens when a substance is heated?
- The atoms/molecules lose energy and move slower
- The atoms/molecules shrink in size
- The atoms/molecules gain energy and move faster (correct)
- The atoms/molecules expand in size
What is the relationship between the speed of atoms/molecules and temperature?
What is the relationship between the speed of atoms/molecules and temperature?
- The slower the atoms/molecules move, the higher the temperature
- The faster the atoms/molecules move, the higher the temperature (correct)
- The faster the atoms/molecules move, the lower the temperature
- There is no relationship between the speed of atoms/molecules and temperature
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 decreases (correct)
- The volume changes randomly
- The volume remains the same
- The volume increases
What happens to the collisions between atoms/molecules when a substance is warmed?
What happens to the collisions between atoms/molecules when a substance is warmed?
Which statement is true about the atoms/molecules themselves?
Which statement is true about the atoms/molecules themselves?
Flashcards are hidden until you start studying