Question detail
What type of change is a change of state?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Changes of state and the particle model
Question
- A. Chemical change
- B. Physical change
- C. Biological change
- D. Nuclear change
Answer
The correct answer is Physical change.
Explanation
Cause lens: Name the cause, then state the effect on particles, pressure, density, or energy. This question asks: What type of change is a change of state. The correct response is Physical change, because changes of state are explained by particle energy and arrangement. In Changes of state, the marking point should connect directly to state that changes of state are physical changes. If the question includes values, the working must keep the appropriate unit and operation; if it is an explanation, it must name the relevant particle behaviour or energy change. This item belongs to Changes of state and the particle model, so avoid answers that switch to a different quantity, confuse heat with temperature, or describe gas pressure without collisions when collisions are the reason. Checkpoint 172 is distinct because it uses this exact question context and the cause lens rather than a generic particle-model sentence.
Common mistake
Misunderstanding Physical Changes
Students often confuse physical changes with chemical changes, thinking that changes of state involve new substances being formed.
Emphasize that changes of state, such as melting or freezing, do not create new substances; the material retains its original properties.
Related flashcards
Flashcard 1 of 5
Related practice questions
Question 1 of 5
Choose an answer, get feedback, then move sideways through the set.