百度试题 结果1 题目Hot air is ___ than cold air. A. heavier B. lighter C. bigger D. smaller 相关知识点: 试题来源: 解析 B。解析:文中说“Hot air is lighter than cold air.”,所以答案是 B。反馈 收藏
根据Colored water comes streaming(动) up out of the jar and flows around in the pot.Hot water is less dense (密度大的)than cold(it weighs less than an equal amount of cold water.It rises into cold water just like a helium balloon(氦气球)which is less dense than air,rises through the...
Look at these words.注意这些形容词的比较级形式。cold-colder nice—nicer hot-hotterheavy- heavierNow complete these sentences.模仿例句完成以下句子。Example:It is warm today, but it wasyesterday.It is warm today, but it was warmer yesterday.1 It is cool today, but it wasyesterday.2 It is ...
Cold water is more dense (稠密的) than hot water.so a cup of cold water is just a little bit heavier than a cup of hot water. When you pour hot water onto a hard surface, it splashes (溅起) around more than the cold water because it's less dense. SOURCE:TNS...
Metal is heavier than rock. Hot To become lively or exciting. Heavy (of weather) Hot and humid. Hot Having much sensible heat; exciting the feeling of warmth in a great degree; very warm; - opposed to cold, and exceeding warm in degree; as, a hot stove; hot water or air. Heavy (...
Cold water is more dense (稠密的) than hot water.so a cup of cold water is just a little bit heavier than a cup of hot water. When you pour hot water onto a hard surface, it splashes (溅起) around more than the cold water because it's less dense. SOURCE:TNS...
In this case the heavier cold water mixes only a little with the hot water above, and the hot “plug” can be nearly completely taken out of the store with constant hot temperature before the cold water “plug” reaches the outlet. If the turbulence in the store can be kept low, the ...
cold-colder nice-nicer hot-hotter heavy - heavierNow complete these sentences.模仿例句完成以下句子。Example:It is warm today, but it wasyesterday. 3A Look at these words注意这些形容词的比较级形式。cold-colder nice-nicer hot-hotter heavy- heavierNow complete these sentences.模仿例句完成以下句子。
The way to see water's temperature Here's how to tell whether it's hot water or cold water in a glass-without ever touching it!You 'll need I Fill one glass with cold water2 Fill the2 glasses that and cool it with ice other glass are exactly cubes. Don't use a with very the ...
You should be able to guess correctly more than half the time.?What happens?Cold water is more dense (稠密的) than hot water, so a cup of cold water is just a little bit heavier than a cup of hot water.When you pour hot water onto a hard surface, it splashes around more than ...