iMadrassa

Talking About The Theme

1 What is Unit 4 about?
I “BUDDING SCIENTIST”
What is Unit 4 about?

“Unit Four” has a very interesting title:”BUDDING SCIENTIST”. It refers to a person who is just starting to specialize in science or scientific matters, and will probably be successful at it, which must be your case.

“Unit Four” deals with scientific experiments related to great discoveries .It also focuses on predictions linked to your present situation.

1 A Starter

Cliquer et glisser les réponses dans les cases correspondantes parmi les mots possibles ci-dessous

Ton Score

Match the names of famous scientists and their achievements

Their achievements:

  1. was able to develop the number system.
  2. was able  to develop the theory of relativity and the mass energy equivalence, e = mc2 .
  3. managed to discover  the Theory of gravity.
  4. succeeded in discovering buoyancy.
AlKhawarizmi Albert Einstein Isaac Newton Archimedes
2 Learn And Keep In Mind:
A Discoveries Vs Inventions
Dictionary definitions:
  1. A discovery (noun): a fact or thing that someone finds out about, when it was not known about before.
  • The Hubble Telescope has allowed astronomers to make significant discoveries about our galaxy.

 

  • To discover (verb): if someone discovers a new place, fact, substance etc, they are the first person to find it or know that it exists.

Isaac Newton discovered gravity; he did not invent it.

An invention (noun):a useful machine, tool, instrument etc that has been invented.

The dishwasher is a wonderful invention.

  • To invent (verb): to make, design, or think of a new type of thing.

Al Khawarizmi invented algebra.

B Device Vs Advice
Dictionary

Device(countable noun): a machine or tool that does a special job .

A blender is a device used for mixing liquids.

Advice(uncountable noun): an opinion you give someone about what they should do.

She asked me for some advice about writing a book.

Very Important

Bad English

Good English

He gave me “an advice”.

 

 

We cannot use an indefinite article before an uncountable noun.

He gave me some advice

He gave some pieces of advice

 

we use the word piece  to form both the singular and plural forms:

a piece of advice – pieces of advice

3 Experiment Vs Experience
Dictionary
  1. An experiment (noun): a scientific test done to find out how something reacts under certain conditions, or to find out if a particular idea is true

They're conducting experiments on hamster cells to test the effects of the drug.

  • To experiment (verb): to do a scientific test to find out if a particular idea is true or to obtain more information

I would defend the right of scientists to experiment on animals.

  1. Experience (noun): knowledge or skill that you gain from doing a job or activity, or the process of doing this.

Do you have any experience of working with children?

  • To experience (verb): if you experience a problem, event, or situation, it happens to you or affects you

Many old people will experience problems as the result of retirement.

مجموع نقطي في التمارين : ‎ None نقطة
  • إختبارات
  • 9
  • الأجوبة الصحيحة
  • False
  • الأجوبة الخاطئة
  • False
  • مجموع النقاط
  • False

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