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15
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What is volume?
The amount of space an object occupies.
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What are three important questions to ask before selecting a material to build an object?
What purpose does the object serve? What physical properties does the object need to have? Is the cost of this material too much for the purpose?
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How can a parallax error be avoided?
Bring your eye perpendicular to the measuring scale.
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What is the hardest substance found on the Mohs Scale of hardness?
Diamond
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What property of materials is being described? Temperature at which it changes in state from a solid to a liquid.
Melting point
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What is the SI unit of mass?
kilogram/kg
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heart
Other team wins 20 points!
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star
Double points!
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fairy
Take points!
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25
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lifesaver
Give 25 points!
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15
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What property of materials is being described? A measure of how readily heat passes through it.
Thermal conductivity
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Why do we use SI units?
To ensure that our measurements are fair and objective, to have common standards.
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What is mass?
The quantity of matter in a body.
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What property of materials is being described? A measure of how readily electricity passes through it.
Electrical conductivity
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thief
Give points!
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fairy
Take points!
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gift
Win 25 points!
Okay!
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baam
Lose 20 points!
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15
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What property of materials is being described? The quantity of matter packed into a unit of the material.
Density
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What property of materials is being described? Temperature at which it changes in state from a liquid to a gas.
Boiling point
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banana
Go to last place!
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rocket
Go to first place!
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fairy
Take points!
5
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25
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lifesaver
Give 25 points!
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15
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Name the instrument for measuring length shown in the picture.
Vernier calipers
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