... PRACTICE 10 PROBLEMS SOLVING 11 Describing movements and actions 11 TRANSLATION 13 Task one: English- Vietnamese translation 13 Task two: Vietnamese - English translation 13 KEY TERMS 14 FREE ... 14 FREE - READING PASSAGE 15 Unit 07 GRAVITATION 19 READING PASSAGE 19 There is no gravitational pull . . . only a push! 19 English forstudentsofPhysics – Vol 2 Ho Huyen 34"helium" ... action of forces. Cơ học 2. More broadly, the branch ofphysics which seeks to formulate general rules for predicting the behavior of a physical system under the influence of any type of interaction...
... action of forces. Cơ học 2. More broadly, the branch ofphysics which seeks to formulate general rules for predicting the behavior of a physical system under the influence of any type of interaction ... origin of the universe) is Newton's theory inaccurate or inapplicable. Einstein’s theory of gravity. In 19 15 Einstein formulated a new theory of gravitation that reconciled the force of gravitation ... reasonable place to start”. 10 . The system is not working now. There ______be something wrong with the engine. 11 . The limitations of volume as a measure of the amount of matter_________ have been...
... 07632 ;19 87). 43few drops of sulphuric acid are added to the water, however, bubbles of gas begin to form on the electrodes. Those forming on the anode are bubbles of oxygen, and those forming ... 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 before Rutherford developed ... unknown. For example, in analyzing the spectrum of minerals found in the water of a certain spring in Germany, two lines of unknown origin were found in the blue region of the spectrum. This bit of...
... 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 force. 2. ... 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. ... match, and we know the mass m of the (10 )…………. . If we know the value of g for the location of the balance, we can find the weight of the body with the following formula: W = mg. GRAMMAR IN...
... ………………………………………………………………………………………………………………………………………………………………………… 14 . In 19 05, Einstein showed that as 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 ... PRACTICE Exercise 1: Combine each of the following pairs of sentences using an –ing clause, state in each case the function of the -ing clause 1. Only the magnitude of this variable force changes, ... 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 ………… of a matter results...
... of a baseball moving at 15 0 km/h (90 mph) is 1.1 x 10 -34 m (3.6 x 10 -34 ft). The diameter of a hydrogen atom (the simplest and smallest atom) is about 5 x 10 - 11 m (about 2 x 10 - 10 ... sin ố = mở, for m= 0, 1, 2… and d sin ố = (m +1/ 2) ở, for m =0, 1, 2… tell us (locate) …………… the maxima and minima of the double-slit interference pattern on screen C as a function of the angle ... 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 accelerating or of a ball flying...
... pleasure in /of point of/ in possibility of problem in /of worry about prospect of purpose of/ in question about /of reason for satisfaction with success in surprise at task of work of ... horizontal plane of the compass. 12 . Electromagnets are the (work) ……………… parts of some of the instruments used (measure) ……………… currents and voltages. 13 . In 16 81, an English ship (sail) ... 2. THAT/ ;/ (17 91- 1867)/ TO/ OF/ WHAT/ SURROUNDING it is important to realize this lines of force have no objective existence 10 7solidification. The continual creation of new crust produces...
... 2. A unit of volume used for measurement of solid substances in the United States, equal to 2 dry pints or 1/ 32 bushel, 10 7,52l /16 00 cubic inches, or approximately 1.1 012 2x10−3 cubic meter. ... 1 0C (or by 1K). (The word ‘specific’ here means ‘per unit mass’, i.e. per kg). (7) …………… this form of equation, you should be able to see that the units of c are Jkg 1 0C 1 (or Jkg 1 ... is; for this/that reason; because of this/that Example: 1. In 19 05, Einstein showed that as a consequence of his theory of special relativity, mass can be considered to be another form of...
... amount of charge such that a force of 9.0x109 N occurs between two pointlike objects with charges of1 C separated by a distance of1 m. 15 2The above writing is a good example of a research ... the length of steel 16 1maximum because then the rate of change of voltage equals zero. The current will be maximum when the voltage equals zero because then the rate of change of voltage will ... well supplied by a potential of 200,000 V and a current of1 amp or by a potential of 2000 V and a current of 10 0 amp, because power is equal to the product of voltage and current. The power...
... beenformally adopted.• VERB+ADOPTtend toIdecide toIbe forced to• PREP.towardsthepolicies employers adopt towards thelabour force 11 advanceadoptionnoun 1of child• VERB+ADOPTIONoffer ... valueotssmiuion.Ibe in need of, need,requireIexpectIask for, call for, seekI advise you toseek assistancefrom thepolice.Iturn to sb for She had noone to turn tofor assistance.I be of, come to sb'sDo ... principal• PREP. -for He is one of the leading adoocatesfor a moremodern style of worship. -of an advocate ofpacifism2lawyer• ADJ. defenceqNote at PROFESSIONAL (for verbs)advocateverb• ADV....