Remote Sensing

_____ is the collection of data that does not involve physical contact

• GPS

• Fieldwork

• Remote-sensing

• Not opening your textbook

How are remote sensing data commonly used?

• to predict surface geology
• to monitor changes in the land
• to change contour intervals on a map

_____ techniques might be used to monitor the number of trees that are being cut down or dying in a forest

• Remote-sensing

• Wizard-like

• Cylindrical projections

How do satellites "see" things?

• Sensing electromagnetic radiation
• MAGIC of course
• With cameras on loop
• Using remote sensing cameras mounted to the body and projected to earth

Remote sensing is use for ______________.

• Detecting plant health

• Measuring snowpack

• Monitoring wetlands

• All of the above

When light is reflected off a surface, it is detected by passive remote sensing satellites and produces a(n) ________________, which we use to identify different surfaces.

• Rainbow

• Pulsar

• Spectral Signatures

• Awe inspiring moment

The two types of remote sensing are ____________ & _____________.

• Yogi & Boo Boo

• Color & Panchromatic

• Passive & Active

• Sputnik & GOES

T or F: Remote sensing can be used to monitor changes on the Earth's surface over time.

• True

• False

• Not Sure

The X-axis on a Spectral Signature graph indicates the ________

• Data Values

• Spectral Bands

The Y-axis on a Spectral Signature graph is labeled what?

• Spectral Bands

• Data Values

• Land Cover