energy, free energy - (physics) a thermodynamic quantity equivalent to the capacity of a physical system to do work; the units of energy are joules or ergs; "energy can take a wide variety of forms" 6. work - a place where work is done; "he arrived at work early today" workplace ...
Example 1. Calculating the Work You Do to Push a Lawn Mower Across a Large Lawn How much work is done on the lawn mower by the person in Figure 1a if he exerts a constant force of 75.0 N at an angle 35º below the horizontal and pushes the mower 25.0 m on level ground? Convert...
8.To exhaust (a mine, for example). work over 1.To do for a second time; rework. 2.SlangTo inflict severe physical damage on; beat up. work up 1.To arouse the emotions of; excite. 2. a.To increase one's skill, responsibility, efficiency, or status through work:worked up to 30...
7. (physics) a manifestation of energy; the transfer of energy from one physical system to another expressed as the product of a force and the distance through which it moves a body in the direction of that force; "work equals force times distance" Verb 1. exert oneself by doing mental ...
The example notebooks are structured around a sequence of simple physics problems that require various Mathematica skills to solve. Two different workshop approaches have been used: (1) the participants have gone through the notebooks together as a group, with continual discussion lead by the ...
Example 1. Calculating Weight Loss from Exercising If a person who normally requires an average of 12,000 kJ (3000 kcal) of food energy per day consumes 13,000 kJ per day, he will steadily gain weight. How much bicycling per day is required to work off this extra 1000 kJ? Solution ...
Listening to it will teach you about everything from the Big Bang to particle physics, without ever feeling like a lesson.The Best of Me by David SedarisNow, for the first time, David Sedaris reads his autobiographical stories on Radio 4, bringing us his funniest and most memorable work. ...
ŞU Sağır,Z Kılıç - 《Eurasian Journal of Physics & Chemistry Education》 被引量: 5发表: 2012年 Using the Prevent-Teach-Reinforce model to reduce challenging behaviors in children with autism spectrum disorder in home settings: A feasibility study Background Children with autism ...
If something does not work try to solve the problems (sometimes by getting help, ideas from peers). For example, if the room is too humid, then it will be much harder to insulate charges, a dry environment will be useful. Handling the insulators with gloves may provide additional ...
英语翻译In physics,maths or other branches of natural science,you'll find many symbols,laws (定律;定理) and formulas (公式). Such symbols,laws and formulas may be the scientists' language. With it a scientist can express his thoughts in a more exact a