. This makes the rockets go high into the air. Well-designed rockets can fly to the greatest heights...我们造出了自己的火箭！“Three. Two. One. Launch (发射)!” With this order, 20 rockets (火箭) took off! Students ……

. This is a horrible blow for the Rockets." To everyone''s surprise, however, the Rockets continued to fly high.Some believed these wins to be pure luck. Experts argued that the Rockets were simply playing ……

students in Brazil (巴西) joined in a rocket contest. They used bottles and paper to make the rockets. Then, they used vinegar (醋) and soda (苏打) to create gases (气体). The gases pushed the rockets into the sky ……

the rocket. The rocket then shoots high into the sky. Well-designed rockets can reach incredible heights...看谁造的火箭飞得高。“Three. Two. One. Launch (发射)!” With these instructions, 20 rockets took off on a sunny ……

睁大眼睛，根据提示，猜猜2张图片都是什么？1. It’s a kind of insect. It has a pair of beautiful wings (翅膀).2. Kids like to play with it. It can fly high in the sky. ……

我们自己做的风筝飞得特别高！SPRING is a good time to fly kites. Many kids buy kites. But students at Beijing 101... exciting moment was when they got to fly their kites. They went to the playground (操场) to fly their kites ……

Crows (乌鸦) know to fly high.They know to fly low.They know to fly fast.They know to fly slow.They know how their babies will hatch (孵化) and grow.They know how to live in cold winter snow. ……

they learned in physics classes. Some rockets soared (高飞) very high while some just went for a short time...Rockets, lamps and musicalsWE enjoyed an interesting science day held in my school at the beginning ……

any plane. A rocket can only go into space one time.How do rockets fly?火箭助力何处来？Rockets fly straight up and pass through the atmosphere (大气层) into space. How do rockets get their power3? There are liquid ……

any plane. A rocket can only go into space one time.How do rockets fly?火箭助力何处来？Rockets fly straight up and pass through the atmosphere (大气层) into space. How do rockets get their power3? There are liquid ……

HOUSTON: The Houston Rockets sent a high-profile delegation to China to meet for the first time with China's Shanghai Sharks to discuss the possibility of taking 2.23-metre Chinese centre Yao Ming ……

). With these meterials, radars (雷达) can’t find the plane. Go to space 飞向太空Planes fly high in the air.... It needs a fuel tank (油箱) and two rockets (火箭) to help it fly to space. ……

, plays for the Houston Rockets (休斯敦火箭队). On Feb 25, in a game against the Sacramento Kings (萨克拉门托国王队), Harden scored a season-high 43 points. Rockets beat (打败) Kings 129-103. Harden got one third ……

谁的飞机模型飞得高？河南青少年一决高下。How would you make a model (模型) airplane fly higher? Is there a way to make a paper airplane fly for a long time? Is it possible to build a rocket (火箭) that is powered (供以 ……

space, we use rockets to get there. Why can’t we just fly there in airplanes...为什么飞机不能飞入太空？为什么飞机不能飞入太空？When we go into outer space, we use rockets to get there. Why can&rsquo ……