Entry Exam Category: Graduate & Professional Program Admission Exams
Course: Praxis
Exam: Praxis Elementary Science 5005 Practice Test
Practice Question
Which of the following best describes a chemical change?
Answer Choices
- A: The melting of ice into water.
- B: The breaking of a piece of glass.
- C: The burning of wood in a fireplace.
- D: The bending of a metal wire.
Correct Answer: C
Rationale: Chemical change forms new substances, burning wood to ash, gases. A: Physical, phase. B: Physical, shape. D: Physical, shape. New matter indicates chemical.