Podcast
Questions and Answers
What happens to the speed of particles when a substance is heated?
What happens to the speed of particles when a substance is heated?
- The speed of particles increases (correct)
- The speed of particles remains the same
- The speed of particles is not affected by heating
- The speed of particles decreases
How does temperature relate to the average speed of atoms/molecules?
How does temperature relate to the average speed of atoms/molecules?
- Temperature is randomly related to the average speed of atoms/molecules
- Temperature is inversely proportional to the average speed of atoms/molecules
- Temperature is directly proportional to the average speed of atoms/molecules (correct)
- Temperature is not related to the average speed of atoms/molecules
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 is not affected by cooling
- The volume decreases (correct)
- The volume remains the same
- The volume increases
What happens to the frequency and strength of particle collisions when a substance is heated?
What happens to the frequency and strength of particle collisions when a substance is heated?
What happens to the atoms/molecules themselves when a substance is heated or cooled?
What happens to the atoms/molecules themselves when a substance is heated or cooled?
What is the relationship between energy transfer and changes in a substance?
What is the relationship between energy transfer and changes in a substance?
What happens to the collisions between particles in a substance when it is cooled?
What happens to the collisions between particles in a substance when it is cooled?
How does an increase in temperature affect the volume of a substance?
How does an increase in temperature affect the volume of a substance?
In a gas, how do gaseous atoms/molecules travel until they collide with each other or an object?
In a gas, how do gaseous atoms/molecules travel until they collide with each other or an object?
What causes the particles in a balloon to move faster according to the model provided?
What causes the particles in a balloon to move faster according to the model provided?
When a substance is warmed, what happens to the atoms/molecules of the substance?
When a substance is warmed, what happens to the atoms/molecules of the substance?
What happens to the frequency and strength of particle collisions when a substance is cooled?
What happens to the frequency and strength of particle collisions when a substance is cooled?
Which of the following is NOT a concept covered in the Temperature and Substances Study Guide?
Which of the following is NOT a concept covered in the Temperature and Substances Study Guide?
What is the relationship between the speed of atoms/molecules and the temperature of a substance?
What is the relationship between the speed of atoms/molecules and the temperature of a substance?
What happens when energy is transferred to a substance?
What happens when energy is transferred to a substance?
Which of the following classroom experiments is NOT mentioned in the study guide?
Which of the following classroom experiments is NOT mentioned in the study guide?
What happens when energy is transferred from a substance?
What happens when energy is transferred from a substance?
Which of the following is a key concept covered in the Temperature and Substances Study Guide?
Which of the following is a key concept covered in the Temperature and Substances Study Guide?
