Sound is produced by vibrations. This is a scientific ___. A. rule B. law C. fact D. principle 相关知识点: 试题来源: 解析 C。解析:声音是由振动产生的,这是一个科学事实。选项 A 规则、选项 B 法律、选项 D 原理都不准确。反馈 收藏 ...
A law in science is a generalized rule to explain a body of observations in the form of a verbal or mathematical statement. Scientific laws (also known as natural laws) imply a cause and effect between the observed elements and must always apply under the same conditions. In order to be ...
A scientific law is liable at anytime to need ___, that is an eternal truth. A.modifyingB.changingC.revisingD.adjusting 答案 Amodify修改;change变换,替换,转换;revise重新考虑并修订,修正;adjust调节,调整。科学定律随时都可能需要修改,而不是变换、调整或者是重新考虑并修正。所以选A。相关推荐 1A s...
433. What Is a Scientific Fact? ‘Facts are beyond dispute’, it is often said. But if this were the whole truth of the matter, it would be nonsensical to make the nowadays common contrast between scientific facts and other facts. Mostly in everyday life, we have to speak naively as...
This alone demonstrates that the television business is not an easy world to survive in.A fact underlined by statistics show that out of eighty European television networks no less than 50% took a loss in 1989 out of... 在...之中;在...之外 看语境翻译 ...
Scientific hypothesis is a tentative explanation. Scientific law is a well-established principle. Which one is less certain? A. Scientific hypothesis B. Scientific law 相关知识点: 试题来源: 解析 A。解析:科学假设是一种暂时的解释,确定性较低;科学定律是已确立的原则,确定性较高。 反馈 收藏 ...
from Earth with speeds that were6directly to the galaxies distance from Earth. Hubble discovered the scientific rule — now called “Hubble’s Law” — that the farther away a galaxy is, the greater its speed. As one of the most important7, he devoted himself to galaxies, which led to ...
This happens when a fact is discovered which seems to ___ what the law would lead one to expect. A.proveB.supportC.contradictD.discourage 答案 C暂无解析相关推荐 1A scientific law is liable at any time to need modifying. This happens when a fact is discovered which seems to ___ what t...
In wealthy countries, the debate about biotech is tempered by the fact that we have a rich array of foods to choose from -- and a supply that far exceeds our needs. In developing countries desperate to feed fast-growing and underfed populations; the issue is simpler and much more urgent:...
George Musser