ESM238

Remote sensing devices
can be classified according
to whether they are active
or
__devices.

____________occurs in
liquids and gases

occurs in liquids and
gases

The characteristics of an
object can be determined
using reflected or emitted
electro-magnetic ______
from the object.

The albedo of an object is
its reflectance aggregated
over a broader segment of
the ________

Thick cloud has albedo of
______

_______ is based on
currents that distribute
energy throughout the
volume of liquid or gas

Energy is transferred from
the high-energy object to
the
energy

_______requires that the
objects be in direct physical
contact

The albedo of an old snow
is ______

The wavelength of the
emitted energy is a function
of______________

does not require physical
contact or the existence of
a liquid or gas

__remote sensing devices
emit a signal and detect the
intensity of the signal
reflected back off an object.

Which of these is NOT a
sector where remote
sensing is utilized?

The electro-magnetic
radiation regions for visible
is between 0.4 -0.7

_____can take many forms
such as light, heat or
sound, and can be
transmitted between
objects

Remote sensing has
become ____ used in
scientific researches

The photoelectric effect can
be explained by considering
the electro-magnetic
radiation as composed of

The capacity to do work
is______

_remote sensing systems
focus on electromagetic
energy

Sunlight will be absorbed
and scattered by ozone,
dust,

The remote sensing data
will be processed
automatically by computer
and/or manually interpreted
by

Electro-magnetic radiation
has
elements of frequency

The remote sensing data
will be processed
automatically by
and/or manually interpreted
by human

__is the ratio of the
distance between two
points on a photo to the
actual distance between the
same two points on the
ground

__does not require physical
contact or the existence of
a liquid or gas

A plane including electric
field is called a plane
of_____

The higher the albedo, the
more reflective the

A
_body is a matter, which
absorbs all electromagnetic energy, incident
upon it and does not reflect
nor transmit any energy.

___________does not
require physical contact or
the existence of a liquid or
gas

A plane including electric
field is called a plane of

The remote nature of these
technologies allow us to
make ______

The albedo of fresh snow
is____

The higher the albedo, the
more reflective the surface
and the brighter the surface
will appear in remotely
sensed

In the 1960's, remote
sensing encompassed
photogrammetry, and
_____

The characteristics of an
object can be determined
using reflected or emitted
electro magnetic radiation
from the

Scattering by atmospheric
molecules with a smaller
size than the wavelength of
the sunlight is called
scattering

The higher the albedo, the
more reflective the ____

_____________is a
technology to identify and
understand the object or
the environmental condition
through the uniqueness of
the reflection or emission

_____does not require
physical contact or the
existence of a liquid or gas

A small amount of
electromagnetic energy is
produced by internal heat
and ____________

EMR stands
for____________

_____was the first earth
observation satellite

sensing can be defined as
the study of something
without making actual
contact with the object of
study

_______________is the
capacity to do work

requires that the objects
be in direct physical contact

An
__photograph in broad
terms, is any photograph
taken from the air.

Which of these is NOT a
sector where remote
sensing is utilized?

energy can be transmitted
through

The higher the albedo, the
more reflective the surface
and the brighter the surface
will appear in remotely
sensed_____