A.A kind of motion.B.A steady speed.C.The motion of a plane.D.An increase in speed. 答案 D[听力原文]What is the acceleration 注意听懂问题“What is the acceleration (什么是加速 )”结合听懂的“We can feel acceleration, an increase in speed.”得出D项正确。相关推荐 1 What is the accele...
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An acceleration clause is a statement or series of statements in a mortgage contract that outlines a number of reasons that will...
Q: What, Exactly, Is Acceleration?A: Acceleration is a basic science concept, but it's easily misunderstood. To see how well you...Robertson, BillNational Science Teachers AssociationScience & Children
百度试题 结果1 题目What is the acceleration due to gravity on Earth? A. 9.8 m/s² B. 10 m/s² C. 8 m/s² D. 7 m/s² 相关知识点: 试题来源: 解析 A 反馈 收藏
What is the acceleration due to gravity approximately? A. 8.8 m/s² B. 9.8 m/s² C. 10.8 m/s² D. 11.8 m/s² 相关知识点: 试题来源: 解析 B。解析:文章中明确提到“The acceleration due to gravity is approximately 9.8 meters per second squared.”。 反馈 收藏 ...
In general, the stage is set for stagflation when a supply shock occurs. This is an unexpected event, such as a disruption in the oil supply or a shortage of essential parts. Such a shock occurred during the COVID-19 pandemic with a disruption of the flow of semiconductors that slowed th...
The force acting on an object is directly proportional to its acceleration. What does “acceleration” mean? A. speed B. velocity C. change in velocity per unit time D. distance traveled per unit time 相关知识点: 试题来源: 解析 C。“acceleration”的意思是加速度,即单位时间内速度的变化量。
An object of mass 10 kg is accelerated by a force of 20 N. What is the acceleration of the object? A. 2 m/s² B. 3 m/s² C. 4 m/s² D. 5 m/s² 相关知识点: 试题来源: 解析 A。根据牛顿第二定律 F=ma,可得加速度 a=F/m=20/10=2m/s²。
百度试题 结果1 题目2 A car accelerates from 4 m/s to 16 m/s in 6 s What is the acceleration? A 1 m/s2 B 2π/s^2 C 3 m/s2 D 6m/s 相关知识点: 试题来源: 解析 B 反馈 收藏