pyrite flashcards

1
Q

Metric System

A

A system of measure based on the number 10.
*Also called SI system (International System of units)
*Used everywhere except the United States, Burma (Myanmar), Liberia

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2
Q

Matter

A

Everything, anything with mass and takes up space

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3
Q

Property

A

A characteristic that is observable and measurable

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4
Q

Unit

A

A quantity

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5
Q

Length

A

Distance from end to end
SI unit: m = meter
Equipment: ruler

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6
Q

Width

A

Distance from side to side

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7
Q

Height

A

Distance from top to bottom

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8
Q

Volume

A

The amount of space taken up by something
SI unit: L = liter
Equipment: beaker, graduated cylinder, ruler
length x width x height = volume

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9
Q

Mass

A

The amount of matter in an object
SI unit: kg = kilogram
Equipment: triple beam balance

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10
Q

Weight

A

The force exerted by mass (involves gravity

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11
Q

Meniscus

A

Curve in the upper surface of a liquid
*remember to read from the bottom of the meniscus

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12
Q

Displacement Method

A

Method used to measure the volume of irregular solids using a graduated cylinder

Volume water & object - volume water

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13
Q

Density

A

How tightly packed an object is

Density = mass
volume

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14
Q

Luster

A

How shiny an object is

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15
Q

Observation

A

Information that one gathers using their senses (sight, smell, touch, taste, and hearing)
*fact

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16
Q

Inference

A

Conclusions that you draw based on your background knowledge and evidence you’ve collected
*opinion

17
Q

Quantitative Observation

A

A description of an observation using numbers and measurements.
*numerical

18
Q

Qualitative Observation

A

A description of an observation using words only.
*description

19
Q

Hypothesis

A

An educated guess, a scientific prediction, a possible solution to a problem