Which instrument is used to measure the mass of an object accurately in the experiment? A. Compass B. Scale C. Protractor D. Pipette 相关知识点: 试题来源: 解析 B。本题考查精确测量物体质量的仪器。A 选项“Compass”是指南针,用于指示方向;C 选项“Protractor”是量角器,用于测量角度;D 选项“...
In a scientific experiment, if we want to measure the mass of an object, which instrument should we use? A. Balance B. Ruler C. Thermometer D. Compass 相关知识点: 试题来源: 解析 A。解析:A选项“balance(天平)”是用于测量物体质量的仪器;B选项“ruler(尺子)”用于测量长度;C选项“thermometer...
Which tool is used to measure the mass of an object? A. balance B. beaker C. test tube D. pipette 相关知识点: 试题来源: 解析 A。balance 是天平,用于测量物体质量。beaker 是烧杯,盛放液体。test tube 是试管,进行反应。pipette 是移液管,移取液体。
A mass of 2.6 kg lies on a frictionless table, pulled by another mass of 4.7 kg under the influence of Earth's gravity. The acceleration of gravity is 9.8 m/s^2 .If the acceleration of the object has what is the weight of a 10g object? this is my answer: W ...
Gravitational potential energy depends on an object's mass and height. Which of the following has the greatest gravitational potential energy? A. a 1 kg book on a table 1 meter high B. a 2 kg book on a table 2 meters high C. a 3 kg book on a table 3 meters high D. a 4 kg ...
We often read in novels how a seemingly respectable person or family has some terrible secret which has been concealed from strangers for years. 表面上道貌岸然的人或有声望的家庭,却有着骇人听闻,多年不让人知道的秘密,这样的事情我们经常在小说里读到. 《用法词典》 A lie which is half a truth ...
1.2 A force F is used to pull an object of mass M, which is suspended from a string, to one side as shown in the diagram below. The object is in equilibrium.0F1M Which ONE of the following vector diagrams CORRECTLY represents all the forces acting on the object? C BC D卡(2) ...
Object A of mass m is placed on the top of object B, the mass of which is M. The coefficients of static and kinetic friction between A and B are <img src="https://static.zxtiku.com/wangke/imgs/topic/7190e83d661461131b893315b53dfa27.jpg"/> and <img src="h
if WBRS is enabled， it can be used to determine whether the HTTPS traffic is to be decrypted
How to use a balance to find the mass of an object? Explain. Which piece of equipment would be the best to get an estimated amount of water used when you take a shower? Which planet in our solar system has a mean density of less than that of water? ...