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Environmental Science > Unit 0 > Flashcards

Unit 0 Flashcards

1
Q

What is a Control Group

A

a group that does not include any change to the variable being tested.

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2
Q

What is a Independent Variable

A

a variable that stands alone and isn’t changed by the other variables

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3
Q

What is a dependent variable

A

the variable that is being measured or tested in an experiment.

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4
Q

What is a Constant

A

a quantity that does not change.

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5
Q

What is an example of quantitative data

A

Height

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6
Q

What is an example of qualitative data?

A

hair color

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7
Q

The metric system is based on what multiple(multiply by what base)?

A

multiples of 10 units

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8
Q

List some units of the metric system

A

centimeter
decimeters
kilogram

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9
Q

How is length measured in the metric system? What unit?

A

meter

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10
Q

How is mass measured in the metric system? What unit?

A

grams

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11
Q

How is volume measured in the metric system? What unit?

A

liters

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12
Q

How is temperature measured in the metric system? What unit?

A

celcius

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13
Q

How is density measured in the metric system? What unit?

A

gram per cubic centimeter

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14
Q

What tool do you use to measure length?

A

a ruler

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15
Q

What tool do you use to measure mass?

A

balances; scales

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16
Q

What tool do you use to measure temperature?

A

thermometer

17
Q

Observation

A

the action or process of observing something or someone carefully or in order to gain information.

18
Q

Hypothesis

A

a supposition or proposed explanation made on the basis of limited evidence as a starting point for further investigation.

19
Q

Experiment

A

a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.

20
Q

Qualitative Data

A

information that cannot be counted, measured or easily expressed using numbers.

21
Q

Quantitative Data

A

value of data in the form of counts or numbers

22
Q

Graphs

A

a diagram showing the relation between variable quantities, typically of two variables, each measured along one of a pair of axes at right angles.

23
Q

Length

A

the measurement or extent of something from end to end; the greater of two or the greatest of three dimensions of a body.

24
Q

Mass

A

how much matter makes up an object

25
Q

Volume

A

the amount of space that a substance or object occupies

26
Q

Temperature

A

the degree or intensity of heat present in a substance or object

Environmental Science (4 decks)

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