题目This flying thing has no wings. It floats in the air. What is it? A. Airplane B. Helicopter C. Hot air balloon D. Rocket 相关知识点: 试题来源: 解析 C。解析:热气球没有翅膀,靠热气漂浮在空中。飞机和直升机有翅膀,火箭用于太空探索,不符合描述。
A jellyfish has a soft body. It floats in the water. What is a jellyfish made of? A. Water and air B. Water and salt C. Water and jelly D. Water and sugar 相关知识点: 试题来源: 解析 C。水母是由水和胶状物组成的。选项 A 水和空气、选项 B 水和盐、选项 D 水和糖都不是水母...
Without gravity, you will float (漂浮) in the air. Nobody would want to live for a long time in a space city where 4 floats around. The space city is like a huge wheel, a tube (管子) more than 150 metres in diameter (直径), and formed into a ring. The wheel turns around ...
Not only does the milkweed floss act as a transportation system for the seeds of the milkweed plant, but the white floss is actually a really cool material too. Because milkweed floss has the ability to float in water while holding up to 30 times its weight. Theplant has been creditedas...
Dust is unescapable in most households. It accumulates on surfaces, floats in the air and can cause respiratory problems andallergic reactionswhen inhaled. Getting rid of dust may seem like an endless battle, but regular cleaning can help reduce the dust in your home. ...
Gravity (重力) makes___life possible. Without gravity, you will float (漂浮) in the air. Nobody would want to live for a long time in a space city where___floats around. The space city is like a huge wheel, a tube (管子) more than 150 metres in diameter (直径), and formed int...
It is very 6.(danger) to live in a place without gravity.Without gravity, you will float(漂浮) in the air.Nobody would want to live in a space city where everything floats around. The space city is like7.huge machine with wheels. The machine's shape is like a ring. The wheel ...
floats onair, and that air must therefore be the single substance of the universe. --Something andnothing Monism, theview that the universe essentially consists of a single substance,dominated early philosophy, and along with it came the idea that thefundamental nature of the universe is something...
floats onair, and that air must therefore be the single substance of the universe. --- --Something andnothing Monism, theview that the universe essentially consists of a single substance,dominated early philosophy, and along with it came the idea that thefundamental...
10、 investigation, cautioned that the size of the objects might be too large to be wreckage from an airplane. When an airplane goes into the water, whether it impacts intact or breaks up at high altitude, what floats are lighter-weight, typically interior components. Major structural component...