3-2-1 Contact - S1 E1

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Seasons & Episodes

E1: Noisy/Quiet: Production & Processing of Sound

Jan 14, 1980

E2: Noisy/Quiet: The Ear

Jan 15, 1980

E3: Noisy/Quiet: How People & Animals Use Sound

Jan 16, 1980

E4: Noisy/Quiet: Music

Jan 17, 1980

E5: Noisy/Quiet: Range of Vibration

Jan 18, 1980

E6: Forces and Motion

Mar 24, 1980

E7: Forces and Fields

Mar 25, 1980

E8: Forces: Buoyancy and Gravity

Mar 26, 1980

E9: Forces and Machines

Mar 27, 1980

E10: Forces: A Spectacle of Forces

Mar 28, 1980

E11: Growth/Decay: Sex and Seeds

Mar 10, 1980

E12: Growth/Decay: Human Growth

Mar 11, 1980

E13: Growth/Decay: Decay

Mar 12, 1980

E14: Growth/Decay: Human Cultures/Land Forms

Mar 13, 1980

E15: Growth/Decay: Cycles Upon Cycles

Mar 14, 1980

E16: Fast/Slow: Speed Up, Slow Down

Jan 28, 1980

E17: Fast/Slow: Rhythms of Nature

Jan 29, 1980

E18: Fast/Slow: Lifetimes

Jan 30, 1980

E19: Fast/Slow: Speed and Racing

Feb 7, 1980

E20: Fast/Slow: Time and Time Again

Feb 1, 1980

E21: Communication: Human Communication

Mar 17, 1980

E22: Communication: Animal Communication

Mar 18, 1980

E23: Communication: Machinery of Communication

Mar 19, 1980

E24: Communication with Other Species

Mar 20, 1980

E25: Communication: Feedback

Mar 21, 1980

E26: Food/Fuel: Animal Food

Feb 4, 1980

E27: Food/Fuel: Human Food

Feb 5, 1980

E28: Food/Fuel: Growing and Processing Food

Feb 6, 1980

E29: Food/Fuel: Fueling Machines

Feb 7, 1980

E30: Food/Fuel: The Sun Makes Everything Go

Feb 8, 1980

E31: Hot/Cold: People's Temperatures

Jan 21, 1980

E32: Hot/Cold: Animal and Plant Adaptations

Jan 22, 1980

E33: Hot/Cold: How Hot or Cold Can It Get?

Jan 23, 1980

E34: Hot/Cold: Heat and Work

Jan 24, 1980

E35: Hot/Cold: Temperatures on Earth/In Space

Jan 25, 1980

E36: Light/Dark: The Sun

Feb 18, 1980

E38: Light/Dark: Electromagnetic Spectrum

Feb 20, 1980

E39: Light/Dark: The Eye

Feb 21, 1980

E40: Light/Dark: Light Sources

Feb 22, 1980

E41: Near/Far: Seeing Isn't Always Believing

Mar 3, 1980

E42: Near/Far: Mapping and Navigating Near Home

Mar 4, 1980

E43: Near/Far: Mapping and Navigating Over Earth

Mar 5, 1980

E44: Near/Far: Space Travel

Mar 6, 1980

E45: Near/Far: Knowing Where You Are

Mar 7, 1980

E46: Order/Disorder: Regular Patterns

Mar 31, 1980

E47: Order/Disorder: The Body â€“ An Ordered System

Apr 1, 1980

E48: Order/Disorder: Social Order

Apr 2, 1980

E49: Order/Disorder: Disordered

Apr 3, 1980

E50: Order/Disorder: Sum of Its Parts

Apr 4, 1980

E51: Surfaces: Protection

Apr 7, 1980

E52: Surfaces: Shapes and Functions at the Surface

Apr 8, 1980

E53: Surfaces: Surface Tension and Bubbles

Apr 9, 1980

E54: Surfaces: Surface of the Earth

Apr 10, 1980

E55: Surfaces: The Atmosphere

Apr 11, 1980

E56: Big/Small: Animal Sizes/Scaling

Feb 25, 1980

E57: Big/Small: Animal Habitats

Feb 26, 1980

E58: Big/Small: Dinoaurs

Feb 27, 1980

E59: Big/Small: Volume & Efficiency

Feb 28, 1980

E60: Big/Small: How Big is Big?

Feb 29, 1980

E61: Crowded/Uncrowded: Human Crowding

Feb 11, 1980

E62: Crowded/Uncrowded: Optimum Populations in Nature

Feb 12, 1980

E63: Crowded/Uncrowded: Contrasts in Densities of Materials

Feb 13, 1980

E64: Crowded/Uncrowded: Down Among the Atoms (Liquids & Solids)

Feb 14, 1980

E65: Crowded/Uncrowded: Human Survival/Controlling Densities

Feb 15, 1980