Unit 10

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Slide 1: Slide
EngelsMBOStudiejaar 4

This lesson contains 38 slides, with interactive quizzes and text slides.

Items in this lesson

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Types of failure of metal parts that can lead to bridge collapse
  • usually due to stress such as excessive compression (squeezing, pushing) 
or
  • tension (stretching, pulling)

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Fracture = separation of an object into two or more pieces due to long term stress or sudden impact

Fatigue = weakening occurs when a metal is exposed to cyclic, or repeated, loads over a long period of time 

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Thermal shock: cracking of the metal caused by rapid temperature change

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Answers 6

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Third conditional: If we ... (arrive) earlier, we ...(see) John but we were much too late.
A
arrived, saw
B
had arrived, would see
C
had arrived, would have seen
D
arrived, would see

Slide 27 - Quiz

Third conditional:
If we .............. (not go) to the party, we ............. (not meet) them.
A
don't go / won't meet
B
went / wouldn't meet
C
hadn't gone / wouldn't have met
D
had gone / would have met

Slide 28 - Quiz

Third conditional. Complete the sentence:
She ............................... tired if she ....................... (go) to bed earlier
A
wouldn't have been / had gone
B
wouldn't have been / had went
C
wouldn't have were/ had gone
D
wasn't / went

Slide 29 - Quiz

Third conditional. Complete the sentence:
He ....................... (be) on time for the interview if he ................. (leave) the house at nine.
A
would have been / had left
B
was / left
C
will be / leaves
D
is / leaves

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