|Search Results (79 videos found)|
|NASASciFiles - Scientific Method-Hypothesis and Observation
NASA Why? Files segment explaining how hypotheses and observation come into play in removing odors at a wastewater treatment facility.
Keywords: Paula Hogg; Hydrogen Sulfide; Wastewater; Problem; Observe; Ammonia; Data; Hypothesis; Scrubber; Water Treatment; Meter; Aeration; Dr. D.; Information Sheet;
Popularity (downloads): 1476
|NASAKSN - Reciclando Agua en el Espacio
Sabias que los astronautas reciclan agua en el espacio?
Keywords: Vanessa; Agua; Water; Astronautas; Astronauts; Ciclo Del Agua; Water Cycle; Lluvia; Rain; Drenaje; Drainage; Evaporación; Evaporatioin; Planta De Tratamiento; Treatment Plant; Reciclada; Recycled; NASA; Tierra; Earth; Marte; Mars; Manos; Hands; Dientes; Teeth; Noticiencias; Noticias Cientificas; Kids' Science News Network;
Popularity (downloads): 1585
|[First Private Atom Power Plant Opens]
Vallecitos Atomic Electric Power Plant, the first licensed nuclear power plant, opens at Pleasanton, Calif. on November 25, 1957. Newsreel story.
Keywords: Newsreels; Atomic-nuclear: Energy; San Francisco Bay Area: Alameda County;
Popularity (downloads): 526
Aluminum and its many chemical treatment methods.
Popularity (downloads): 227
|Patty Learns to Stop, Look and Listen
Patty Garman carelessly runs onto a crowded highway and is hit by a car. The details of her treatment and recovery are shown.
Popularity (downloads): 257
|Tuberculosis (Third Edition)
Causes of treatment of tubercular infection, and tuberculosis as a social phenomenon.
Keywords: Medicine: Tuberculosis;Health and hygiene;
Popularity (downloads): 793
|Highland Park Ford Plant
0715 PA8139 Highland Park Ford Plant
Popularity (downloads): 309
|Truth About the North Pole, The
Film made by Dr. Frederick Cook to substantiate his claim as discoverer of the North Pole and his treatment by opponents.
Keywords: Arctic: Exploration;
Popularity (downloads): 190
|Hoover Dam Construction, segment 09 of 17
Stages of concrete manufacturing are shown
Popularity (downloads): 531
|NASAWhy?Files - Plants In Space
NASA Why? Files segment explaining how scientists are studying how to grow plants in space.
Keywords: NASA Why? Files; Plants; Astronauts; Mars; Photosynthesis; Carbon Dioxide; Oxygen; Water; Earth; Outer Space; Data; Gravity; Experiment; Radiation; Seeds; Plant Growth Chamber; Plant Reproduction; Germinate; Gases; Transpiration; Pores; Leaves; Evaporation; Condensation; Space Vehicles; Food; Nutrition;
Popularity (downloads): 1749