| Title |
Description |
Duration |
| The Case of the Barking Dogs | NASA Why? Files Video containing nine segments as described below. NASA Why? Files segment explaining how to form hypotheses, collect data, and build data matrices. NASA Why? Files segment explaining how bats use high-frequency sound to navigate. NASA Why... | 00:56:34 |
| Analyzing and Collecting Data | NASA Why? Files segment explaining how to form hypotheses, collect data, and build data matrices. | 00:02:05 |
| High Frequency Noises | NASA Why? Files segment explaining how bats use high-frequency sound to navigate. | 00:01:27 |
| How the Ear Works | NASA Why? Files segment explaining how we hear sounds. | 00:00:56 |
| More Frequency and Sound Travel | NASA Why? Files segment comparing the travel of high and low frequency sounds. | 00:03:09 |
| Sonic Boom | NASA Why? Files segment explaining how a sonic boom results from air pressure changes. | 00:01:42 |
| Sound Over Distance | NASA Why? Files segment exploring how sound travels and the speed of sound through classroom activities. | 00:06:22 |
| Sound Waves and Frequency | NASA Why? Files segment explaining what sound is. | 00:02:16 |
| The Scientific Method | NASA Why? Files segment describing the scientific method. | 00:03:23 |
| What We and Dogs Hear | NASA Why? Files segment comparing how humans hear to how dogs hear. | 00:04:14 |
| The Case of the Biological Biosphere | NASA Sci Files video containing the following eleven segments. NASA Sci Files segment describing astronaut strength and conditioning programs to combat physiological losses in space. NASA Sci Files segment describing different types of bacteria and how th... | 00:58:41 |
| Astronaut Fitness | NASA Sci Files segment describing astronaut strength and conditioning programs to combat physiological losses in space. | 00:02:23 |
| Bacteria | NASA Sci Files segment describing different types of bacteria and how they can help or hurt us. | 00:03:09 |
| Bodily Protective Functions | NASA Sci Files segment describing how our bodily protective materials and functions work. | 00:04:25 |
| Body Systems | NASA Sci Files segment outlining the systems of the body. | 00:01:22 |
| Cells, Tissues, Organs, and Systems | NASA Sci Files segment describing the building blocks of the body. | 00:03:12 |
| Immune System | NASA Sci Files segment explaining how our bodies' immune systems work. | 00:03:16 |
| Infectious Diseases | NASA Sci Files segment explaining how infectious diseases work. | 00:03:31 |
| Microbial Cultures | NASA Sci Files segment explaining how to test for microbial presence and controls and variables in tesing. | 00:03:44 |
| Quarantine | NASA Sci Files segment describing the NASA Health Stabilization Program, a quarantine system for soon-to-fly astronauts. | 00:02:02 |
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