next 15 20 25 510 characteristic properties melting, freezing, boiling density measured numbers...

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5 10Characteristic Properties

Melting, Freezing, Boiling

Density

Measured Numbers

Identifying Substances

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Player 4Player 4

Characteristic Properties

Question for 5 Points

List the properties of the object from this example; A sharp,

heavy, shiny, stainless-steel Knife Show Answer


Answer for 5 Points

Sharp, shiny, heavy

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List the properties of the substance from this example; A beautifully carved wooden chair

Show Answer


Answer for 10 Points

wooden

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Define Characteristic Properties

Show Answer



Properties of an substance that help identify or tell apart different substances

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Mass, volume, and Shape are properties of substances or objects?

Show Answer



Properties of Objects

Back to Board



Name three characteristic

properties used in Ch.3

Show Answer



Melting Point, Boiling Point, and Density

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Define Freezing Point.

Show Answer


Answer for 5 Points

The temperature at which a liquid solidifies

or become a solidBack to Board



What characteristic on a graph shows a

change in the state of matter? Show Answer



A Plateau

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If you double the amount of substance you used in your experiment’s what would happen to your

plateau?Show Answer



It would double in length also.

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A B C

What time interval is the substance entirely a solid?Show Answer



Interval C

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In the graph what property does the plateau represent?

Show Answer



Melting or Boiling

Back to Board

Density


Using the density formula, how do you

figure out mass?

Show Answer

Density

Answer for 5 Points

D=M V

So, M=D x V

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Density


An empty container has a mass of 4 g. When it is

filled with 5cm³ of a liquid, the total mass of container and liquid is 12 g. What is the density of the liquid?

Show Answer

Density


1.6 g/cm³

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Density


A 4.0-cm piece was cut from a long rod. The piece has a mass of 24 g and a volume of 3.0 cm³. If another piece

from the same rod is five times as long, what is its

mass?Show Answer

Density


120 g

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Density


The density of water is 1.00 g/cm³, the density of

ethanol is 0.80 g/cm³. What is the volume of ethanol, in

cm³, that has the same mass as 100 cm³ of water?

Show Answer

Density


125 cm³

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Density


During the density of a gas experiment Ellen used 2 tablets of Alka-Seltzer and found the density to be 1.8 x 10-³. Ned

performed the same experiment using 4 tablets and a larger collection bottle. What

did Ned report the density to be?

Show Answer

Density


1.8 x 10-³

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Measured Numbers


20.551.0

Show Answer

Measured Numbers

Answer for 5 Points

0.402

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Measured Numbers


4.72 x 0.52

Show Answer

Measured Numbers


2.5

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Measured Numbers


How is the density of an object whose mass is 57.76 g and whose

volume is 6.3 cm³ best expressed in g/cm³?

Show Answer

Measured Numbers


9.2 g/cm³

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Measured Numbers


Measuring a block, she obtains 1.25 cm, 1.23 cm, and 1.22 cm. Which is the best way for her to express

the volume of the block?Show Answer

Measured Numbers


1.88 cm³

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Measured Numbers


Write the number in powers of 10

0.00000104

Show Answer

Measured Numbers


1.04 x 10-6

Back to Board



Gas, Liquid, or Solid

0.0015Show Answer


Answer for 5 Points

Gas

Back to Board




10.0Show Answer



Solid

Back to Board




1.1Show Answer



Solid or Liquid

Back to Board


Question for 20 Points 7.8 g/cm³ 0.53 g/cm³

1.2 x 10-3 g/cm³

Which of the substances could be a gas?

Show Answer



1.2 x 10-3 g/cm³

Back to Board


Question for 25 Points 7.8 g/cm³ 0.53 g/cm³

1.2 x 10-3 g/cm³

Which of the substances could be a solid?

Show Answer



7.8 g/cm³ 0.53 g/cm³

Back to Board

End It

Authored byJeff Ertzberger - 2004

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