15.2. Проверь себя!
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Сложноподчиненные предложения
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1. Найдите все придаточные предложения, определите их тип. |
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a)
Newton’s
1st law of motion states that the velocity of an object will not change
unless a resultant force acts on it. b)
The
fact is that the more force you have acting on a certain mass, the more
acceleration you get. c)
As
the wing moves through the air, it pushes down on the air (and changes its
direction). d)
If
a collision is inelastic it means that some of the kinetic energy is
converted into other forms during the collision. e)
Remember
that acceleration is equal to the rate of change of velocity, so if mass
is constant then this formula gives you that mechanics favourite, F =
m × a. |
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2. Из неполных обстоятельственных придаточных предложений сделайте полные.
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a)
Force
fields can be represented as vectors, showing the direction of the force
they would exert on an object when placed in that
field. b)
Although
similar, gravitational and electric fields are not the
same. c)
We
could measure the distance between two images of the tennis ball if
necessary. d)
When
pushed and then released the stable object tended to return to its
original position. e)
Each
drop falls in a different position, forming pictures and words on the
paper as required. |