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E2-49: PULSAR MODEL - RADIOWAVES

Category: E2 Astronomy

Purpose: Show the changing field pattern from a rotating dipole.

E2-48: NON-TWINKLING PLANET

Category: E2 Astronomy

Purpose: Illustrate why a planet does not "twinkle" like a star.

E2-47: TWINKLING STAR

Category: E2 Astronomy

Purpose: Show how air currents cause the "twinkling" of a star.

E2-46: ECLIPSING BINARY STAR MODEL - SPHERES

Category: E2 Astronomy

Purpose: Illustrate the orbits of stars in an eclipsing binary.

E2-45: ECLIPSING BINARY STAR MODEL - LIGHTS

Category: E2 Astronomy

Purpose: Show how we view a rotating binary star.

E2-44: BINARY STAR MODEL

Category: E2 Astronomy

Purpose: Illustrate the orbital motion of a binary star system.

E2-43: ROTATING STAR FIELD

Category: E2 Astronomy

Purpose: Show the apparent motion of the night sky.

E2-36: DENSITY STRATIFICATION - FORMATION OF PLANETS

Category: E2 Astronomy

Purpose: Demonstrates how density stratification (differentiation) in interior of planets occurs.

E2-24: UMBRA AND PENUMBRA - COLOR FILTERS

Category: E2 Astronomy

Purpose: Identify the source of penumbra regions.

E2-23: UMBRA AND PENUMBRA - EXTENDED SOURCE

Category: E2 Astronomy

Purpose: Show umbra and penumbra with an extended source, as in an eclipse.

E2-11: SOLAR PLASMA MODEL

Category: E2 Astronomy

Purpose: Mass driver and ring heater show coronal holes and coronal heating.

E2-03: CRATER FORMATION MODEL

Category: E2 Astronomy

Purpose: Illustrate how a crater forms as a result of an impact or a blast from below.

E1-21: GRAVITATIONAL LENS OPTICAL MODEL

Purpose: Demonstrate optical characteristics of a gravitational lens.

E1-12: MARBLE IN GLASS BOWL

Purpose: Demonstrate orbits in a gravitational potential well.

E1-01: CAVENDISH EXPERIMENT - MODEL

Purpose: Aid in describing the Cavendish experiment.

C7-51: BALLISTIC PENDULUM - PELLET GUN

Category: C7 Collisions

Purpose: Determine the speed of an air gun pellet using a ballistic pendulum.

C7-43: AIR TABLE - SMALL - COLLISIONS OF PUCKS

Category: C7 Collisions

Purpose: Demonstrate collisions of pucks on an air table in rooms not accessible by the large air table.

C7-25: SUPERBALL, VACUUM MUD AND WOOD BLOCK COLLISIONS

Category: C7 Collisions

Purpose: Show that a larger impulse is imparted by an elastic collision.

C7-21: ENERGY AND MOMENTUM - COLLISION AND PROJECTILE

Category: C7 Collisions

Purpose: Illustrate conservation of momentum and conservation of energy.

C7-16: HAPPY AND UNHAPPY BALLS

Category: C7 Collisions

Purpose: Illustrate coefficient of restitution.
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