PDF Download
FREE PHYSICAL SCIENCE AND STUDY GAMES ABOUT
MATTER (CHANGES) EXAM QUESTIONS
Actual Qs and Ans Expert-Verified Explanation
This Exam contains:
-Guarantee passing score -9 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation
Question 1: Photosynthesis is an important chemical reaction on earth.
Answer:
True
Question 2: In a chemical change, the same substance is formed.
Answer:
False
Question 3: A physical change is a change in size, shape or phase of matter,
without the matter changing chemically.
Answer:
True
Question 4: Chemical changes occur at the same speeds.
Answer:
False
Question 5: Matter always stays the same.
Answer:
False Question 6: The ability to burn is a chemical property called "flammability."
Answer:
Truse
Question 7: Chemical reactions occur when two or more substances combine
to form a new substance.
Answer:
True
Question 8: A chemical change is a process by which a certain substance
becomes a different substance.
Answer:
True
Question 9: In a physical change, matter cannot change its shape.
Answer:
False