The article discusses what would happen to an astronaut that floated off into space accidentally, the U.S. National Aeronautics and Space Administration's (NASA's) safety protocols for spacewalking astronauts, and an emergency jetpack, called SAFER, that would help astronauts fly back to safety....
What happens when you are in space? Some interesting things will make you surprised.Thanks to Earth's gravity, we take many things for granted. For example,when we cry, our _ 1_ fall down our face. When we strike a match, the flame always goes up. But these things are different in...
What we learn from this is to follow one very important piece of advice; if you ever find yourself in such a scenario (fingers crossed you don’t…),the first thing to do when being expelled into the vacuum of space is exhale. Swelling Swelling of the skin tissue due to the lo...
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In space, tears don’t fall down because of zero gravity. Tears are still produced in the eyes, but they form a ball around the eyes and cheek. We’ve all gotten teary-eyed from time to time, and that’s bad enough down here on Earth, but what happens up there in space, with th...
Students from a school in Canada had a question about using earphones in space! Would it work in space? The students wrote that earphones in space could be harmful to astronauts.They wanted to know if the same thing would happen in medicines. With the help of their teachers, the students ...
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Students from a school in Canada had a question about life-saving epinephrine (肾上腺素): Would it work in space? The students knew that radiation (辐射) in space can be harmful to astronauts. They wanted to know if the same thing would happen to medicines. With the help of their teacher...
When a car runs out of gas, it becomes a safety hazard. In some scenarios, such as driving in the far left lane on the highway, it could be dangerous to suddenly experience sputtering and poor performance. Fuel pumps also need fuel flowing through them to stay cool; if that flow is ...
What happens when a Nightly Upgrade Award is denied? If a Nightly Upgrade Award request cannot be confirmed, the Awards will be credited back to the Marriott Bonvoy® Member's Account. How does a Marriott Bonvoy® Member modify a reservation where a Nightly Upgrade Award was requested?