Tuesday 18 May 2021

May 18, 2021

 - take a look at the links I send you about your speech topic. If you need more ideas, let me know tomorrow and I will find more links 


 - Science test (ecology) on Friday. The questions are from class notes, as well as the information in textbook (Unit B, Chapter 4 to 6)

- plot up the following non-linear curve lines and find the Y-intercepts

Example:


 

 

Please identify the Y- intercepts for the following non-linear curve lines


Line 10

X

Y

0

0

1

1

2

4

3

9

–2                            4


–3                            9





Line 11

X

Y

0

3

1

4

2

7

–1

4

–2                            7



 


 

Cloze Passage-6    Fill in the appropriate word for each space given.

Quicksand is a mass of extremely fine sand filled with water.  This s_ _ _  cannot support any weight because it contains a large a_ _ _ _ _  of water. The water cannot be drained a_ _ _  because there is a layer of a certain clay-like substance under the s_ _ _ .   This water forces the g_ _ _ _ _  of sand to separate.

            When an object is thrown into q_ _ _ _ _ _ _ _,  it will s_ _ _ _  to sink.  Similarly, if a person steps into quicksand, it f_ _ _ _  as though the person has stepped into a puddle of w_ _ _ _.  Quicksand does not really pull a person d_ _ _, it only seems to be doing so.

            If a person is c_ _ _ _ _  in some quicksand, he should act as t_ _ _ _ _  he is in water.  The most important thing to d_  is keep calm.  Struggling and moving frantically w_ _ _  you are in quicksand will only c_ _ _ _  you to sink into it much f_ _ _ _ _.

            The p_ _ _ _ _  should lie on his back with the arms and l_ _ _  outstretched.

            It is easier to r_ _ _ _ _  a person who is floating on quicksand.  He can be rescued by p_ _ _ _ _ _  a flat object on t_ _   of the quicksand.  Once this is done, the rescuers can carefully pull the person to s_ _ _ _ _.

Cloze Passage-7    Fill in the appropriate word for each space given.

Robots perform many tasks in this modern w_ _ _ _.   They help to make cars, fly p_ _ _ _ _, prepare salaries, and balance accounts.

            A_ _ _ _ _ _ _  they can do many things that h_ _ _ _ _  can, they do not look exactly like us.  They are b_ _ _ _ in whatever shape that is s_ _ _ _ _ _ _  for them to carry out their t_ _ _ _.  For example, some robots are g_ _ _ _ an arm if they are used to a_ _ _ _ _ _ _  cars or weld objects.

            All robots are installed with a c_ _ _ _ _ _ _.  This computer has a memory to understand and remember i_ _ _ _ _ _ _ _ _ _ _.  This is an i_ _ _ _ _ _ _ _  prerequisite for it to p_ _ _ _ _ _  its tasks.

            There are m_ _ _  advantages in using r_ _ _ _ _.  Firstly, they can work continuously for long  stretches of t_ _ _  because they don’t suffer f_ _ _  exhaustion.

            S_ _ _ _ _ _ _,  they can work under harsh c_ _ _ _ _ _ _ _ _ such as environments which are dangerous or v_ _ _  noisy.  Lastly, it costs l_ _ _ to use robots in some industries than to e_ _ _ _ _  human workers.

            H_ _ _ _ _ _,  it is not possible to use robots in the home y_ _.  It is too expensive to m_ _ _ _ _ _ _  a robot for personal u_ _.  Of course, even this may change in the years to come.


 

 


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