1. Chapter 3 Review
MS Science

2. Which of the following is an example of a physical change?
A. Tarnishing
B. Rusting
C. Burning
D. Melting
melting

3. Which of the following is a sign that a chemical change has occurred?
A. Smoke
B. Broken pieces
C. Change in shape
D. Change in state
smoke

4. When iron reacts with oxygen, what substance is produced?
A. Tarnish
B. Rust
C. Patina
D. Ashes
rust

5. What statement describes the physical property of density?
A. The distance between two points
B. How light is reflected from an object’s surface
C. The amount of mass in a given volume
D. The amount of space an object takes up
the amount of mass in a given volume

6. Which of the choices below describes a boiling point?
A. A chemical property
B. A chemical change
C. A physical property
D. A color change
a physical property

7. Which property is described by the ability of metals to be hammered into sheets?
A. Mass
B. Density
C. Volume
D. Malleability
malleability

8. Which of these is a chemical property?
A. Size
B. Density
C. Flammability
D. Volume
flammability

9. Which describes what volume is?
A. The area of a square
B. The amount of space an object takes up
C. The distance between two points
D. The temperature at which boiling begins
the amount of space an object takes up

10. What kind of change results in a new substance being produced?
A. Chemical
B. Mass
C. Physical
D. Change of state
chemical

11. What is conserved during any change?
A. Color
B. Volume
C. Identity
D. Mass
mass

12. A change in the identity of a substance that cannot be reversed by physical means is an example of a __?
A. Physical change
B. Chemical change
C. Phase change
D. None of the above
chemical change

13. _____ is anything that has mass and takes up space.
A. Volume
B. Density
C. Length
D. Matter
matter

14. The temperature at which a substance changes from a liquid to a gas is called the ________.
A. Melting point
B. Boiling point
C. Freezing point
D. Gas point
boiling point

15. A characteristic that determines how a substance will react is called a _____.
A. Chemical property
B. Flammability
C. Physical property
D. Phase change
chemical property

16. A characteristic that can be observed and measured is called a ________>
Chemical property
Flammability
Physical property
Mass
physical property

17. _____ is defined as mass per unit volume.
A. Mass
B. Density
C. Volume
D. Grams
density

18. . A process that does not change the identity of a substance is called a ________________________.
A. Physical property
B. Chemical property
C. Physical change
D. Chemical change
physical change

19. Solid, liquid, gas and plasma are the four ___________.
A. States of chemicals
B. States of matter
C. The United States
D. Mass states
states of matter

20. The temperature at which a solid becomes a liquid is called the ______
A. Melting point
B. Boiling point
C. Freezing point
D. Condensation point
melting point

21. The Law that states that matter cannot be created or destroyed is the _____________.
A. Law of mass
B. Law of conservation of energy
C. Law of states
D. Law of Conservation of Mass
Law of Conservation of Mass

22. An object that sinks when placed in a beaker of water is _______ water.
A. More dense than
B. Has the same density of
C. Less dense than
D. None of the above
more dense than

23. What is conserved during any change?
A. Volume
B. Shape
C. Mass
D. Temperature
Mass

24. Find the density of an object that has a mass of 60
Find the density of an object that has a mass of 60.0 g and a volume of 20.0 ml.
Density = mass / volume
Density = 60.0g / 20.0 ml = 3 g/ml

25. Classify as either a chemical or physical change.
Wood burning chemical Popsicle melting physical Baking a cake Breaking an egg Adding sugar to your lemonade