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Questions and Answers
What is the physical state of matter in which particles have the least kinetic energy?
What is the physical state of matter in which particles have the least kinetic energy?
- Plasma
- Solid (correct)
- Liquid
- Gas
Which of the following is an example of a physical change in matter?
Which of the following is an example of a physical change in matter?
- Burning of wood
- Cooking of food
- Melting of ice (correct)
- Rusting of iron
What happens to the volume of a gas when its temperature is increased at constant pressure?
What happens to the volume of a gas when its temperature is increased at constant pressure?
- It remains constant
- It becomes a liquid
- It increases (correct)
- It decreases
