... 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 ... independently of their volumes.
12. The density of a mixture of two liquids usually depends on the ratio in which they are
mixed. The same is true for the density of a solution of a solid in ... may/might be doing well in Physics because he has borrowed a lot of books on
Physics from the library.
2. 3. The perfect can be used also:
may /might + have + P
II
28
2. Nói một cách không chặt...
... long
term, our efforts will payoff
a term of imprisonment, a
term of office
The president was sworn in for his second
term of office.
a term of years
The lease isgrantedforaset
term ofyears.
term
verb
be ... kick of!
• PREP. with a-
• PHRASES (by/on) the toss of a coin
The order of play
was decided by the toss of a coin.
a toss of sb's/the head
&apos ;Of course not, 'she said with a toss of ... seeker
• PREP. for a/the -
He used to stealfrom shops just for the
thrill of it.
I -
from/out of
He used to get cheap thrills out
offrightening the girl next door.
-of
She felt a thrill of ex-
citement
as
the...
... 076 32; 1987).
43
few 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 ... 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 the nuclear model of the atom,,
Physicists ...
……………………………………………………………………………………………
……………………………………………………………………………………………
……………………………………………………………………………
(2) Statement of result:
Water is displaced and flows down the pipe into the measuring jar.
(1) Directions:
……………………………………………………………………………
(2) Statement of result:
The volume of water...
...
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. ... (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. a. ... the usual units of
force.
As an example, we’ll find the weight of 1 kg mass on earth in both newtons and pounds:
weight = mg = (1kg) (9.8m/s
2
) + 9.8N = 2. 2lb.
(Adapted from Physics, an introduction...
... leniency
touiardsfirst-time offenders.
I
excessive, undue
• VERB
+
LENIENCY
show
I
appeal for, beg for
• PREP. -
for She begged for leniency for her son. - of the
undue leniency of the sentence -
to
Police offer leniency ... of
communication.
for - of
They lost the game, but not for
lack of trying.
from - of
She thought she would collapse
from lack of sleep.
through - of I'ue
lost those skills
through lack of practice.
I -
of
I ... life.
see sth of life
I wanted to seesomething
of life before I settled down.
the side of life
His time in
London was his first glimpse of the seamier side of life.
want sth from/in/out of life
They...
... 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 ………… of a matter results ...
at the beginning of time in the Universe. The wavelength distribution of radiation
corresponds to a temperature of just 2. 7 K above absolute zero.
5.
The law of conservation of mass may be...
... 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 ... use rates.
2.
It takes accurate measurements of the positions of spectral lines to identify an
element.
3.
We can use this fact and the formula F
net
= ma to find the weight of an object...
...
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
d .2. ...
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
what about
with
120
Cỏc nhà khoa học ... and determining the age of
a.
the rocks of that time
b.
some kinds of rocks of the time
c.
a special kind of rock of that time
5.
Geologists use the result of paleomanetic measurements...
... unit of volume used for measurement of a liquid substances in the United States,
equal to 2 pints, or ẳ gallon, or 57
3
/
4
cubic inches or 9.463 529 46x10
-4
cubic meter
2.
A unit of volume ... used for measurement of solid substances in the United States,
equal to 2 dry pints or 1/ 32 bushel, 107,52l/1600 cubic inches, or approximately
1.10 122 x10
−3
cubic meter.
3.
A unit of volume ...
action of opposing forces, but recovers its original configuration when the forces are removed.
Tính đàn hồi
2. The existence of forces which tend to restore to its original position any part of...
... well supplied by a potential of 20 0,000 V and a current of 1 amp or by a potential of
20 00 V and a current of 100 amp, because power is equal to the product of voltage and
current. The power ... the length of steel
161
maximum 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 ... induced, voltage will be smaller than the primary
voltage.
The action of a transformer makes possible the economical transmission of electric
power over long distances. If 20 0,000 watts of power...
... universe
2.2 x 10
20
m
2. 1 x 10
22
m
~ 10
26
m
174
TRANSLATION
Task one
:
English- Vietnamese translation
1. The Case of the Missing Neutrinos
Although particle physics grew out of nuclear ... was formed at the same time as the formation of the earth
, but
it is not the
main part of the earth.
You can not write
:
Though
uranium was formed at the same time as the formation of the ... examples of sentences with alternatives that may be useful for your report.
181
Atomic Physics
: A branch ofphysics concerned with the structures of the atom, the
characteristics of the electrons...
... children under the age of lB.
with -
A lot of wines im-
prove with age. ,
-of
He left school at the age of IS.
• PHRASES the age of consent
The general age of con-
sent for sexual activity is
16. ... Wil·
liams at this address.
• PHRASES
a change of address
Please inform us of any
change of address.
name and address, no fixed address
a man of nofixed address
2 speech
• ADJ.
short
I
inaugural, keynote, ... films
I
romantic
I
fan-
tasy, foreign, historical, military, sexual
• VERB
+
ADVENTURE embark on, have
I
be looking
for, want
Those of you looking for adventure can shoot the
rapids.
I
offer
Perhaps the war offered...
... the apple.
-of
Can I have a bite of
your sandwich? -
out of
She took a bite out of the slab of
cake.
2of an insect/animal
• ADJ. insect, mosquito, snake, etc.
• VERB
+
BITE
getIgotalotofmosquitobiteslastnight.
• ... time for bed
Come on, children, it's time for bed.
2 piece of ground for growing flowers, vegetables, etc.
• ADJ. flower, rose, strawberry , ornamental
I
raised
• PREP. -of
ornamental beds of ... as
a betrayal of electionpromises.
• PREP. - of
a betrayal of hisfriends
0
The decisions were
a betrayal of everything my father stoodfor.
• PHRASES an act of betrayal, a betrayal of (sb's)...
... win the match.
a reward for your efforts
Second prize was afair rewardfor his efforts.
make every
effort
We are making every effort to obtain the release of
the hostages.
effortless
adj.
• VERBS
appear, ... expansion.
I
allow (for) , provide for
The de-
sign of thefront pockets allowsfor expansion.
I
be ripe for
a ready-made hotel chain ripe for further expansion
I be
set for
The company is setfor further ... the forces of evil
a perpetual struggle be-
tween theforces of good and theforces of evil
good and evil
not a simple choice between good and evil
the root of all
evil
He sees money as the root of...
... of the bomb blast.
<)
Ifelt thefull force of her criticism.
meet force with force
The country's attempts to meetforce tcithforce
(=
resist an
attack using force)
led to the outbreak of ... exerts a force on the
earth. I
increase
I
decrease
I
balance
Theforces of ex-
pansion are balanced byforces of contraction.
• FORCE + VERB
balance sth
• FORCE + NOUN
field
theforce field of a magnet
<)
(fig-
urative) ... customs are
still inforce.
• PHRASES
the force of law
Professional standards often
do not have theforce of law
(=
cannot beenforced).
4sb/sth with power/influence
• ADJ.
considerable, formidable, great,...