English for students of Physics Unit 15

... expense of/ in fear of insistence on interest in job of matter of objection to pleasure in /of point of/ in possibility of problem in /of worry about prospect of purpose of/ in question ... well as because of besides by by means of despite for in in addition to in favor of in spite of instead of on account of since through what about...

Ngày tải lên: 22/01/2014, 15:20

... the formation of the earth, it is not the main part of the earth. (Uranium is not the main part of the earth (al) though formed at the same time as the formation of the earth) Or : Uranium was formed ... The law of conservation of mass c. The law of conservation of energy 8. ‘ these’ in line 31 refers to a. nucleons b. nuclear forces c. both of the above Exercise 3: Decide w...

Ngày tải lên: 06/11/2013, 23:15

... action of forces. Cơ học 2. More broadly, the branch of physics which seeks to formulate general rules for predicting the behavior of a physical system under the influence of any type of interaction ... Einstein’s theory of gravity. In 1 915 Einstein formulated a new theory of gravitation that reconciled the force of gravitation with the requirements of his theory of...

Ngày tải lên: 17/10/2013, 16:15

... however, bubbles of gas begin to form on the electrodes. Those forming on the anode are bubbles of oxygen, and those forming on the cathode are bubbles of hydrogen. (Adapted from English in Physical ... show that most of the mass and all of the positive charge of an atom are concentrated in a small region of the atom which is later called its nucleus. 2. For many years befor...

Ngày tải lên: 20/10/2013, 03:15

... and therefore has the same mass. The equal- arm balance gives us a way of comparing masses of objects of any kind, regardless of their shape, form, color, or what substance they are made of. 2. ... Write (S) for the same and (D) for the different. 1. a. The frictional force is greater when the contact force is greater. b. The greater the contact force, the greater the frictional...

Ngày tải lên: 20/10/2013, 03:15

... a consequence of his theory of special relativity, mass can be considered to be another form of energy. Thus the law of conservation of energy is really the law of conservation of mass-energy. ... directions. 4. ………….. ………… of matter equals to the sum of the kinetic energy and potential energy of all of its molecules plus some other forms of energies. 5. A raise in …………...

Ngày tải lên: 24/10/2013, 01:15

... universe in terms of single indivisible units called quanta (singular quantum). Quantum theory is different from classical physics. Classical physics is an approximation of the set of rules and equations ... theory. Classical physics accurately describes the behavior of matter and energy in the everyday universe. For example, classical physics explains the motion of a car a...

Ngày tải lên: 24/10/2013, 01:15

... of/ in fear of insistence on interest in job of matter of objection to pleasure in /of point of/ in possibility of problem in /of worry about prospect of purpose of/ in question about /of reason for satisfaction ... result as well as because of besides by by means of despite for in in addition to in favor of in spite of instead of on account of since through wh...

Ngày tải lên: 28/10/2013, 09:15

... is; for this/that reason; because of this/that Example : 1. In 1905, Einstein showed that as a consequence of his theory of special relativity, mass can be considered to be another form of energy. ... the centers of negative and positive charge. n. Thus, the acceleration of the center of mass of the fragments (while they are in flight) remains equal to g, and the center of...

Ngày tải lên: 28/10/2013, 09:15

... tube of different hydrogen cells. We can choose any convenient volume of hydrogen in a test tube as our unit of electric charge. We shall use our unit the charge needed to produce 1.0 cm 3 of hydrogen. ... 5. Types of prepositions 5.1. Prepositions of place: In/inside on/ on top of under(neath) above/over under/below up/down through off out of at next to/by/beside close to...

Ngày tải lên: 06/11/2013, 23:15