Ratt+Corrigé Ang2 SM 17 18 .pdf

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University of Tlemcen
Faculty of science
Department of SM

Module: English
Duration: 001/30h

Exercice 01: select the correct answer
1. Gravity is due to:
a- the pull between Earth and the moon.
b- the pull between the Sun and Earth.

(U
AB
T)
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2nd Semester Make up Exam Correction

c. the pull between any objects with mass
mass.
d. the pull between atomic nuclei.

a. Gravity

c. Electromagnetism

b. Strong Nuclear

d. Weak Nuclear

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s

3. ________ can be either a force of attraction or repulsion while ____________ is only a force of
attraction.
c. Electromagnetism; Gravity

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a. Gravity; Electromagnetism
b. Gravity; Strong nuclear force

d. Magnetism; Electricity

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4. ____________ and ____________ are short range forces.
a. Gravity, Electromagnetism

c. Strong Nuclear, Weak Nuclear
d. Gravity, Weak Nuclear

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b. Electromagnetism, Strong Nuclear

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5. Gravity has a range that is ____________.
a. Short

Exercise 02: True or False

d. Variable

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1. => True

c. Long

2)
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b. Infinite

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2. => False

SM

3. => False
4. => True

MD

5. => True

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Exercise 03: name the following objects
objects and give an example of usage of each item

1. Erlenmeyer flask

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2. The weakest of the four fundamental forces is:

2. Bunsen burner
3. Funnel
4. Micropipets

5. Hot plate
Exercise 04: Translate the following into Arabic or French
1. Electromagnetic force => 1. Force électromagnétique

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2. Quarks =>2. Quarks
3. Beta decay => 3. Bêta décroissance

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4. Radioactive => 4. Radioactif

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MD

SM

/S
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(S

2)
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5. Atomic symbol =>5. Symbole atomique



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