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- 1. Multiple Choice
We study properties so we can _______________ a substance.
smell
measure
identify
change
- 2. Multiple Choice
The smallest particle of any type of matter which has the properties of the element is known by which of the following terms?
element
compound
chemical
atom
- 3. Multiple Choice
Which of the following instruments should you use to measure the volume of water?
triple beam balance
graduated cylinder
metric ruler
thermometer
- 4. Multiple Choice
Which of the following is the correct measurement of this unknown substance's mass?
545.2 mL
540.6 grams
545.2 grams
545.2 g/cm3
- 5. Multiple Choice
What is the volume of this block of wood?
14 cm
84 cm3
84 mL
14 mL
- 6. Multiple Choice
To find the density of a wooden cube, you would ____________.
first find the mass. Then divide the volume by the mass.
Use the formula D=M/V.
first find the mass and then multiply by the volume.
Add the mass and the volume.
- 7. Multiple Choice
Luster means ________________________.
suitable to be shaped and rolled.
capable of being stretched out into thin wires.
the way a surface appears when it reflects light.
the ability to conduct electrical or thermal energy.
- 8. Multiple Choice
A student pours one liquid into another. The mixture changes color to a bright red and then becomes cold. In this process, what is the FIRST evidence that a new substance has formed?
The liquids were mixed.
The mixture turns a bright red.
The temperature decreases.
There is more liquid now.
- 9. Multiple Choice
Students are dissolving salt in a certain volume of water. What property are they testing for?
density
melting point
mass
solubility
- 10. Multiple Choice
10. The temperature at which a solids becomes a liquid is its ____________________.
freezing point
melting point
density
solubility
- 11. Multiple Choice
Which of the following is NOT an example of a physical change?
dissolving sugar in water
bending a metal rod
melting an ice cube
burning paper
- 12. Multiple Choice
Which of the following is NOT an indicator that a chemical change has occurred?
a change in state
a temperature change
a color change
bubbles
- 13. Multiple Choice
If the density of water is 1 g/mL, which substance would be water?
a substance with a mass of 6g and a volume of 12 mL
a substance with a mass of 12g and an volume of 12 mL
a substance with a mass of 12g and a volume of 6mL
a substance that doesn't freeze
- 14. Multiple Choice
How can you find the volume of a penny?
Subtract the volume of water from the volume of water plus the penny.
Find the mass of the penny and divide by 1.
Subtract the mass of the penny from the volume of the penny.
Phone a friend.
- 15. Multiple Choice
Occurs when one or more substances change to produce one or more different substances
Chemical property
Chemical reaction
Physical property
Pure substance
- 16. Multiple Choice
A property that requires a chemical interaction to observe
Chemical property
Chemical reaction
Physical property
Pure substance
- 17. Multiple Choice
A large amount of something
Chemical property
Chemical reaction
Physical property
Bulk quantities
- 18. Multiple Choice
A property that is observed without making changes to the substance
Chemical property
Chemical reaction
Physical property
Bulk quantities
- 19. Multiple Choice
If a chemical reaction occurs, the properties of substances before and after the substance interact must be ________________________.
different
the same
elements
density
- 20. Multiple Choice
___________________ is a property that can be used to identify an unknown substance.
different
the same
elements
density
- 21. Multiple Choice
Each _________________ has characteristic physical and chemical properties that can be used to identify it.
pure substance
the same
elements
density
- 22. Multiple Choice
When a chocolate bar melts, the chemical properties of that substance are __________________.
pure substance
the same
elements
density
- 23. Multiple Choice
W
X
Y
Z
- 24. Multiple Choice
Which of the following is good evidence that an unknown sample is a pure substance?
After leaving a liquid to settle, it separates.
After leaving a liquid to settle, it does not separates.
Multiple samples of the unknown substance melt at the same temperature
Multiple samples of the unknown substance melt at different temperatures
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