This
demonstration
shows
that
similarappearing
lights
can
be
distinctly
different,
suggesting
that
the
light
emitted
is
generated
in
different
ways.
It
requires
some
advance
preparation/



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In
this
demonstration,
evidence
of
the
Earth's
rotation
is
observed.
A
tripod,
swiveling
desk
chair,
fishing
line
and
pendulum
bob
(e.g.,
fishing
weight
or
plumb
bob)
are
required
for
the
demonstration.
This
resource
is
from
PUMAS

Practical
Uses
of
Math
and
Science

a
collection
of
brief
examples
created
by
scientists
and
engineers
showing
how
math
and
science
topics
taught
in
K12
classes
have
...



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This
resource
describes
the
physics
behind
the
formation
of
clouds,
and
provides
a
demonstration
of
those
principles
using
a
beaker,
ice,
a
match,
hot
water,
and
a
laser
pointer.
This
resource
is
from
PUMAS

Practical
Uses
of
Math
and
Science

a
collection
of
brief
examples
created
by
scientists
and
engineers
showing
how
math
and
science
topics
taught
in
K12
classes
have
real
world
applications.
...



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Making Clouds: Aerosol Cloud Interactions in a Beaker 
https:/
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In
this
activity,
students
are
introduced
to
the
concept
of
remote
sensing.
In
the
course
of
this
experiment,
students
will
investigate
heat
conduction
on
two
surfaces
and
understand
the
application
of
these
techniques
to
spacecraft
investigations
of
surfaces
in
the
solar
system.
Materials
required
for
the
outdoor
demonstration
include
a
cement
step,
sand,
laboratory
thermometers,
foam
rubber,
and
...



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This
lesson
addresses
the
common
student
misconception
that
the
Earth
is
closer
to
the
Sun
during
the
summer
in
the
Northern
Hemisphere.
This
lesson
encourages
students
to
voice
this
misconception
at
the
beginning
of
the
lesson
and
then
attempts
to
correct
itfirst,
by
exploring
the
reason
for
it,
and
then
by
presenting
an
alternate
explanation.
Materials
needed
for
the
demonstration
include
a
small
...



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In
this
activity,
students
compute
the
strengths
of
the
gravitational
forces
exerted
on
the
Moon
by
the
Sun
and
by
the
Earth,
and
demonstrate
the
actual
shape
of
the
Moon's
orbit
around
the
Sun.
The
lesson
begins
with
students'
assumptions
about
the
motions
of
the
Moon
about
the
Earth
and
the
Earth
about
the
Sun,
and
then
test
their
understanding
using
an
experimental
apparatus
made
from
a
cardboard
...



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In this demonstration, a soda bottle, paper and straws are used to show learners that air has mass and takes up space. The activity is from PUMAS  Practical Uses of Math and Science  a collection of brief examples created by scientists and engineers showing how math and science topics taught in K12 classes have real world applications.



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In
this
experiment,
students
create
a
"lava
lamp"

a
beaker
on
a
hotplate,
and
investigate
buoyancy,
convection
and
other
fluid
and
thermodynamic
properties
using
ink,
water,
vegetable
oil
and
AlkaSeltzer
tablets.
The
activity
is
from
PUMAS

Practical
Uses
of
Math
and
Science

a
collection
of
brief
examples
created
by
scientists
and
engineers
showing
how
math
and
science
topics
taught
in
K12
...



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Thermo and Fluid Dynamics of a Homemade Lava Lamp 
https:/
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Atmospheric
scientists
use
computer
models
to
forecast
the
position
of
a
moving
volcanic
cloud,
and
remote
sensing
can
identify
its
components,
including
gases
and
aerosols.
This
resource
provides
ideas
for
classroom
investigation
of
these
topics,
and
directions
for
a
demonstration
of
light
scattering
by
aerosols.
The
lesson
ideas
are
from
PUMAS

Practical
Uses
of
Math
and
Science

a
collection
...



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In
this
demonstration,
a
plastic
soft
drink
bottle
is
used
to
demonstrate
properties
of
gases
and
liquids
with
respect
to
temperature
and
pressure.
Calculations
using
the
formula
for
the
Ideal
Gas
Law
are
included.
The
resource
is
from
PUMAS

Practical
Uses
of
Math
and
Science

a
collection
of
brief
examples
created
by
scientists
and
engineers
showing
how
math
and
science
topics
taught
in
K12
classes
...



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