PS.2 Matter Open Notes Classwork
A) anything that has mass and takes up space
B) anything that takes up space
C) anything that we can see
D) anything that has mass
- 2. What is a substance made up of two or more chemically combined elements in a fixed ratio?
A) solution
B) compound
C) mixture
D) element
- 3. What is table salt (NaCl) classified as?
A) element
B) mixture
C) solution
D) compound
- 4. What is an example of an element?
A) oxygen (O)
B) air (N, O, Ar, CO2)
C) water (H2O)
D) salt (NaCl)
- 5. Which of these is best classified as a mixture?
A) water (H2O)
B) salt (NaCl)
C) propane (C3H8)
D) air (N, O, Ar, CO2)
- 6. A substance with a definite volume and a definite shape is classified as a -
A) plasma
B) gas
C) solid
D) liquid
- 7. Which phase of matter has no definite volume and occupies all the space available to it?
A) liquid
B) solid
C) gas
- 8. Which state of matter is electrically charged an exists at extremely high temperatures?
A) solid
B) gas
C) liquid
D) plasma
- 9. Which state of matter has no definite shape but does have a definite volume?
A) solid
B) gas
C) liquid
D) plasma
- 10. What is a physical property of matter?
A) combustibility
B) solubility
C) acidity
D) reactivity
- 11. Density depends on what two measurements of an object?
A) mass and weight
B) volume and size
C) mass and volume
D) length and width
- 12. What is a chemical property of matter?
A) density
B) solubility
C) basicity
D) shape
- 13. As matter changes from a solid, to a liquid, to a gas, what happens to its particles?
A) they speed up
B) they slow down
C) they decrease in number
D) they increase in number
- 14. As matter turns from a gas, to a liquid, to a solid, the energy of the particles -
A) decreases
B) increases
C) stays the same
- 15. In which phase of matter are the particles most tightly packed?
A) solid
B) gas
C) plasma
D) liquid
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