64.D.推理题,结合Life in space is much different from life on earth.How do astronauts live in space?是介绍宇航员的生活,故会在科学杂志上看见,故选D.65.B.细节题,结合第七段Astronauts exercise on bikes and other machines(机器) for about two hours every day可知是一天两小时,故选B.66.A.细节...
The toilets on the ISS are so different from yours, astronauts actually need some supplemental potty training to figure them out. And they're astronauts. Without getting into the nitty-gritty, let’s just say that relieving oneself in space these days is a lot better than it used to be. ...
Guests may also partake in Taste of Space: A Culinary Journey on November 5, 2021. Join veteran NASA astronauts as you begin in the Rocket Garden with unique appetizers, then walk to Rocket Garden Cafe for award-winning clam chowder and fresh salads. The surf n’ turf “main course” ...
Our recent space unit began when XGirl became very interested in astronauts. So naturally, we read a ton of books about astronauts and about space travel. The kids were particularly fascinated by the idea of weightlessness in space. Among other things, my kids wondered, “How do astronauts ea...
The astronauts choose their menu before they go into space. They take a lot of food with them. How do they keep the kitchen clean? They do not have to worry about mice or other rodents (啮齿类动物). They make sure that there are no rodents before the ship leaves. But sometimes mice...
How did astronaut food come into being?How do astronauts preserve food for long periods of time in space?NASA(the National Aeronautics and Space Administration)(美国国家航空航天局)has been researching food for space travel since the 1960's to find the best way of keeping astronauts from going ...
Do you know how astronauts work in space? They work in space and u 1 robots' arms and hands to do their work. But why do they w 2 heavy spacesuits? When they stay i 3 the space station,astronauts are comfortable. The t 4 there stays at about 21°C. But outside the station,the...
and how to keep their spaceship clean.They need to solve them in order to stay alive.They are in a spaceship far from the earth,and they need to take care of everything themselves.They need to be sure they have what they need to live there,because astronauts may be in space for ...
Space Station, astronauts exist in “microgravity.” They are still close enough to Earth to have alittlegravity, but they’re essentially always in a state of “falling.” (Interestingly, she said, though their urine is basically “floating” inside their bladders, astronauts have reported ...
How do astronauts get that precious rest? They don’t actually have beds, but sleeping pods in which they’re strapped to the wall. In a video for the Canadian Space Agency, CSA astronaut Chris Hadfield takes us through exactly how astronauts sleep in space, and even debuts his special “...