Relationships/Photographs/GIS Flashcards

1
Q

What are the keywords for describing relationships on a scatter and line graph?

A

Positive: as one variable increases the other increases
Negative/inverse: as one variable increases the other decreases
No relationship: as one variable increases the other stays the same.
Fluctuation: goes up and down
Constant: changes at the same rate.
Exponential: increasing more and more rapidly

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2
Q

What would you use to describe the relationships on a scatter and line graph?

A

Overall: increases or decreases; type of relationship; constant or fluctuates
Data: give some data e.g. change over time OR specific examples
Difference: range AND anomalies

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3
Q

What are aerial photographs?

A

photos from directly above.

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4
Q

What are aerial photographs?

A

photos from directly above.

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5
Q

What are oblique photographs?

A

photos taken from an angle.

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6
Q

What are satellite photographs?

A

Photos taken from space.

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7
Q

What is the GIS (Geographical Information System)?

A

A system which maps multiple pieces of data by layering different pieces of data onto one map.

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8
Q

When should you use the GIS?

A

To show spatial distribution and links between data sets

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9
Q

What are the strengths of using the GIS?

A

Large amount of information

Public services often use the information for planning

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10
Q

What are the weaknesses of using the GIS?

A

Can be difficult to read if there is too much information
Computer and ICT systems are needed
Expensive equipment

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