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Grade 10 physics

Total questions: 139

Worksheet time: 3hrs 44mins

Name
Class
Date
1.

A vector includes ______ and ________.

a)

direction, magnitude

b)

magnitude, units

c)

direction, units

d)

scalars, scalars

2.

A resultant vector is

a)

equal to the sum of one vector.

b)

equal to the sum of two or more vectors.

c)

equal to the difference of one vector.

3.

What is the resultant of these two vectors?

a)

+17 m

b)

+3 m

c)

-17 m

d)

-3 m

4.

If two vectors to be added are at right angles, you will need to....

a)

Multiply

b)

Divide

c)

Pythagorean Theorem

d)

Use trigonometry

5.

When using the head-to-tail method to draw a vector addition diagram, the resultant is drawn from the _____ .

a)

head of the first vector to the tail of the last vector

b)

tail of the first vector to the head of the last vector

c)

head of the last vector to the tail of the first vector

d)

tail of the last vector to the head of the last vector

6.
Find the measure of the indicated angle (?) round to the nearest tenth.
a)
9.4
b)
55.2
c)
20.15
d)
19.4
7.

Bob walks 2 miles north and turns west and walks 2 miles. What is Bob's general displacement?

a)

4 miles northeast

b)

4 miles northeast

c)

3 miles northwest

d)

3 miles southeast

8.

Cameron (Cam for short) Per hikes to a campsite where he will spend the evening. He hikes 6.0 km, north and 3.0 km, west. The magnitude of Cam's displacement is ___km

a)

3.0

b)

4.5

c)

6.7

d)

45

9.

What is the magnitude of the resultant vector, r?

a)

3

b)

4

c)

5

d)

7

10.

Which of the following describes the vector above?

a)

45 cm

b)

45 cm at 30 degrees North of East

c)

45 cm at 30 degrees East of North

d)

45 cm North East

11.

Describe the direction of the vector above.

a)

30 degrees

b)

30 degrees North East

c)

30 degrees North of East

d)

30 degrees East of North

12.

If vector A has an y component of 12 units and a x component of 7 units, which would allow you to solve for the MAGNITUDE of vector A?

a)

12272\sqrt{12^2-7^2}

b)

122+72\sqrt{12^2+7^2}

c)

tan1(127)\tan^{-1}\left(\frac{12}{7}\right)

d)

tan1(712)\tan^{-1}\left(\frac{7}{12}\right)

13.

If vector A has an y component of 12 units and a x component of 7 units, which would allow you to solve for the DIRECTION of vector A?

a)

12272\sqrt{12^2-7^2}

b)

122+72\sqrt{12^2+7^2}

c)

tan1(127)\tan^{-1}\left(\frac{12}{7}\right)

d)

tan1(712)\tan^{-1}\left(\frac{7}{12}\right)

14.

What is the resultant for the following example?

(Part of the work is done, but not all)

a)

24.6 km at 27 degrees north of east

b)

24.6 km at 63 degrees north of east

c)

33 km at 27 degrees north of east

d)

33 km at 63 degrees north of east

15.

An airplane flies due north at 150 km/h with respect to the air. There is a wind blowing at 75 km/h due east. What are the plane's speed with respect to the ground?

a)

167.7 km/h at 26.6 degrees north of east

b)

225 km/h at 26.6 degrees east of north

c)

167.7 km/h at 63.4 degrees north of east

d)

129.9 km/h at 63.4 degrees north of east

e)

129.9 km/h at 26.6 degrees east of north

16.

A Frisbee that flies at a speed of 1.8 m/s north relative to the air encounters a tailwind that travels at 1.2 m/s. What are the speed and direction of the Frisbee relative to the ground?

a)

0.60 m/s north

b)

0.60 m/s at an 45 degrees north of east.

c)

3.0 m/s north

d)

0.60 m/s south

e)

3.0 m/s south

17.

A Frisbee that flies at a speed of 1.8 m/s north relative to the air encounters a tailwind that travels at 1.2 m/s. What are the speed and direction of the Frisbee relative to the ground?

a)

0.60 m/s north

b)

0.60 m/s at an 45 degrees north of east.

c)

3.0 m/s north

d)

0.60 m/s south

e)

3.0 m/s south

18.

What is the resultant vector of the two labeled vectors?

a)

+2 km

b)

+14 km

c)

-2 km

d)

-14 km

19.

What is the resultant of the two vectors shown above?

a)

+5

b)

-5

c)

+15

d)

-15

20.

Bob walks 4 miles west and stops to rest. He then continues to walk another 3 miles west. What is his displacement?

a)

7 miles west

b)

1 mile west

c)

12 miles west

d)

7 miles east

21.

A vector includes ______ and ________.

a)

direction, magnitude

b)

magnitude, units

c)

direction, units

d)

scalars, scalars

22.

A resultant vector is

a)

equal to the sum of one vector.

b)

equal to the sum of two or more vectors.

c)

equal to the difference of one vector.

23.

What is the resultant of these two vectors?

a)

+17 m

b)

+3 m

c)

-17 m

d)

-3 m

24.

If two vectors to be added are at right angles, you will need to....

a)

Multiply

b)

Divide

c)

Pythagorean Theorem

d)

Use trigonometry

25.

When using the head-to-tail method to draw a vector addition diagram, the resultant is drawn from the _____ .

a)

head of the first vector to the tail of the last vector

b)

tail of the first vector to the head of the last vector

c)

head of the last vector to the tail of the first vector

d)

tail of the last vector to the head of the last vector

26.
Find the measure of the indicated angle (?) round to the nearest tenth.
a)
9.4
b)
55.2
c)
20.15
d)
19.4
27.

Bob walks 2 miles north and turns west and walks 2 miles. What is Bob's general displacement?

a)

4 miles northeast

b)

4 miles northeast

c)

3 miles northwest

d)

3 miles southeast

28.

Cameron (Cam for short) Per hikes to a campsite where he will spend the evening. He hikes 6.0 km, north and 3.0 km, west. The magnitude of Cam's displacement is ___km

a)

3.0

b)

4.5

c)

6.7

d)

45

29.

What is the magnitude of the resultant vector, r?

a)

3

b)

4

c)

5

d)

7

30.

Which of the following describes the vector above?

a)

45 cm

b)

45 cm at 30 degrees North of East

c)

45 cm at 30 degrees East of North

d)

45 cm North East

31.

Describe the direction of the vector above.

a)

30 degrees

b)

30 degrees North East

c)

30 degrees North of East

d)

30 degrees East of North

32.

If vector A has an y component of 12 units and a x component of 7 units, which would allow you to solve for the MAGNITUDE of vector A?

a)

12272\sqrt{12^2-7^2}

b)

122+72\sqrt{12^2+7^2}

c)

tan1(127)\tan^{-1}\left(\frac{12}{7}\right)

d)

tan1(712)\tan^{-1}\left(\frac{7}{12}\right)

33.

If vector A has an y component of 12 units and a x component of 7 units, which would allow you to solve for the DIRECTION of vector A?

a)

12272\sqrt{12^2-7^2}

b)

122+72\sqrt{12^2+7^2}

c)

tan1(127)\tan^{-1}\left(\frac{12}{7}\right)

d)

tan1(712)\tan^{-1}\left(\frac{7}{12}\right)

34.

What is the resultant for the following example?

(Part of the work is done, but not all)

a)

24.6 km at 27 degrees north of east

b)

24.6 km at 63 degrees north of east

c)

33 km at 27 degrees north of east

d)

33 km at 63 degrees north of east

35.

An airplane flies due north at 150 km/h with respect to the air. There is a wind blowing at 75 km/h due east. What are the plane's speed with respect to the ground?

a)

167.7 km/h at 26.6 degrees north of east

b)

225 km/h at 26.6 degrees east of north

c)

167.7 km/h at 63.4 degrees north of east

d)

129.9 km/h at 63.4 degrees north of east

e)

129.9 km/h at 26.6 degrees east of north

36.

A Frisbee that flies at a speed of 1.8 m/s north relative to the air encounters a tailwind that travels at 1.2 m/s. What are the speed and direction of the Frisbee relative to the ground?

a)

0.60 m/s north

b)

0.60 m/s at an 45 degrees north of east.

c)

3.0 m/s north

d)

0.60 m/s south

e)

3.0 m/s south

37.

A Frisbee that flies at a speed of 1.8 m/s north relative to the air encounters a tailwind that travels at 1.2 m/s. What are the speed and direction of the Frisbee relative to the ground?

a)

0.60 m/s north

b)

0.60 m/s at an 45 degrees north of east.

c)

3.0 m/s north

d)

0.60 m/s south

e)

3.0 m/s south

38.

What is the resultant vector of the two labeled vectors?

a)

+2 km

b)

+14 km

c)

-2 km

d)

-14 km

39.

What is the resultant of the two vectors shown above?

a)

+5

b)

-5

c)

+15

d)

-15

40.

Bob walks 4 miles west and stops to rest. He then continues to walk another 3 miles west. What is his displacement?

a)

7 miles west

b)

1 mile west

c)

12 miles west

d)

7 miles east

41.

A vector includes ______ and ________.

a)

direction, magnitude

b)

magnitude, units

c)

direction, units

d)

scalars, scalars

42.

A resultant vector is

a)

equal to the sum of one vector.

b)

equal to the sum of two or more vectors.

c)

equal to the difference of one vector.

43.

What is the resultant of these two vectors?

a)

+17 m

b)

+3 m

c)

-17 m

d)

-3 m

44.

If two vectors to be added are at right angles, you will need to....

a)

Multiply

b)

Divide

c)

Pythagorean Theorem

d)

Use trigonometry

45.

When using the head-to-tail method to draw a vector addition diagram, the resultant is drawn from the _____ .

a)

head of the first vector to the tail of the last vector

b)

tail of the first vector to the head of the last vector

c)

head of the last vector to the tail of the first vector

d)

tail of the last vector to the head of the last vector

46.
Find the measure of the indicated angle (?) round to the nearest tenth.
a)
9.4
b)
55.2
c)
20.15
d)
19.4
47.

Bob walks 2 miles north and turns west and walks 2 miles. What is Bob's general displacement?

a)

4 miles northeast

b)

4 miles northeast

c)

3 miles northwest

d)

3 miles southeast

48.

Cameron (Cam for short) Per hikes to a campsite where he will spend the evening. He hikes 6.0 km, north and 3.0 km, west. The magnitude of Cam's displacement is ___km

a)

3.0

b)

4.5

c)

6.7

d)

45

49.

What is the magnitude of the resultant vector, r?

a)

3

b)

4

c)

5

d)

7

50.

Which of the following describes the vector above?

a)

45 cm

b)

45 cm at 30 degrees North of East

c)

45 cm at 30 degrees East of North

d)

45 cm North East

51.

Describe the direction of the vector above.

a)

30 degrees

b)

30 degrees North East

c)

30 degrees North of East

d)

30 degrees East of North

52.

If vector A has an y component of 12 units and a x component of 7 units, which would allow you to solve for the MAGNITUDE of vector A?

a)

12272\sqrt{12^2-7^2}

b)

122+72\sqrt{12^2+7^2}

c)

tan1(127)\tan^{-1}\left(\frac{12}{7}\right)

d)

tan1(712)\tan^{-1}\left(\frac{7}{12}\right)

53.

If vector A has an y component of 12 units and a x component of 7 units, which would allow you to solve for the DIRECTION of vector A?

a)

12272\sqrt{12^2-7^2}

b)

122+72\sqrt{12^2+7^2}

c)

tan1(127)\tan^{-1}\left(\frac{12}{7}\right)

d)

tan1(712)\tan^{-1}\left(\frac{7}{12}\right)

54.

What is the resultant for the following example?

(Part of the work is done, but not all)

a)

24.6 km at 27 degrees north of east

b)

24.6 km at 63 degrees north of east

c)

33 km at 27 degrees north of east

d)

33 km at 63 degrees north of east

55.

An airplane flies due north at 150 km/h with respect to the air. There is a wind blowing at 75 km/h due east. What are the plane's speed with respect to the ground?

a)

167.7 km/h at 26.6 degrees north of east

b)

225 km/h at 26.6 degrees east of north

c)

167.7 km/h at 63.4 degrees north of east

d)

129.9 km/h at 63.4 degrees north of east

e)

129.9 km/h at 26.6 degrees east of north

56.

A Frisbee that flies at a speed of 1.8 m/s north relative to the air encounters a tailwind that travels at 1.2 m/s. What are the speed and direction of the Frisbee relative to the ground?

a)

0.60 m/s north

b)

0.60 m/s at an 45 degrees north of east.

c)

3.0 m/s north

d)

0.60 m/s south

e)

3.0 m/s south

57.

A Frisbee that flies at a speed of 1.8 m/s north relative to the air encounters a tailwind that travels at 1.2 m/s. What are the speed and direction of the Frisbee relative to the ground?

a)

0.60 m/s north

b)

0.60 m/s at an 45 degrees north of east.

c)

3.0 m/s north

d)

0.60 m/s south

e)

3.0 m/s south

58.

What is the resultant vector of the two labeled vectors?

a)

+2 km

b)

+14 km

c)

-2 km

d)

-14 km

59.

What is the resultant of the two vectors shown above?

a)

+5

b)

-5

c)

+15

d)

-15

60.

Bob walks 4 miles west and stops to rest. He then continues to walk another 3 miles west. What is his displacement?

a)

7 miles west

b)

1 mile west

c)

12 miles west

d)

7 miles east

61.

What are students expected to be able to define by the end of Unit 1 in Grade 12 Physics?

a)

Ohm's law and electrical resistance

b)

Atomic number, electron configuration, and ionization energy

c)

Newton's laws of motion and gravitational force

d)

Atomic mass, mole, molar mass, and Avogadro's number

62.

What is the zeroth law of thermodynamics about?

a)

The definition of absolute zero temperature

b)

The behavior of gases at different pressures

c)

The conservation of energy in a closed system

d)

The relationship between temperature and energy transfer

63.

What is the significance of the triple point in a phase diagram?

a)

It indicates the highest temperature a substance can reach

b)

It shows the point where a substance changes from solid to liquid

c)

It represents the point where all three states of matter exist in thermal equilibrium

d)

It represents the critical point of a substance

64.

What is the first law of thermodynamics primarily concerned with?

a)

The definition of entropy in closed systems

b)

The relationship between pressure and volume of gases

c)

The behavior of gases at different temperatures

d)

The conservation of energy in thermodynamic systems

65.

What is the ideal gas law equation used for?

a)

To measure the viscosity of fluids

b)

To describe the behavior of ideal gases

c)

To determine the specific heat capacity of solids

d)

To calculate the density of liquids

66.

What is the kinetic theory of gases primarily concerned with?

a)

The microscopic behavior of gas particles

b)

The relationship between temperature and volume of gases

c)

The behavior of gases at high pressures

d)

The study of gas diffusion in closed systems

67.

What is Brownian motion related to in the context of gases?

a)

The diffusion of gases in a closed container

b)

The random motion of gas particles due to collisions

c)

The movement of gas particles in a vacuum

d)

The expansion of gases at high temperatures

68.

What does Graham's law of diffusion describe?

a)

The behavior of gases at different temperatures

b)

The relationship between pressure and volume of gases

c)

The change in entropy of gases during expansion

d)

The rate of diffusion of gases based on their molar masses

69.

What is Dalton's law of partial pressure used for?

a)

To calculate the total pressure of a gas mixture

b)

To describe the behavior of ideal gases

c)

To determine the specific heat capacity of gases

d)

To calculate the density of gases

70.

What is the root mean square velocity of gas particles related to?

a)

The maximum velocity of gas particles in a container

b)

The total energy of gas particles in a closed system

c)

The average kinetic energy of gas particles

d)

The minimum energy required for gas particles to escape

71.

There are TWO primary models of light: the particle model and the (a)   model

72.

Atoms do not emit and absorb light continuously but do it in little chunks. Each chunk is called

a (a)  

73.

One quantum of light energy is called a (a)  

74.

The energy of a photon is directly proportional to the photon’s (a)  

75.

When the energy E of a photon is divided by its frequency f, the quantity that results is known as (a)  

76.

The (a)   is the ejection of electrons from certain metals when light fall upon

them.

77.

These metals in (6) above is said to be (a)  

78.

The photoelectrical effect depends on the (a)   of light that shines on the metal

79.

The photoelectrical effect suggests that ........ interacts with ........ as a stream of particle-like

photons

(a)  

80.

Light behaves like ....... when it travels in empty space, and as ........when it interacts

with ........matter

(a)  

81.

De Broglie suggested that all matter could be viewed as having wave (a)  

82.

In the .........model of the atom, the .......... orbits correspond to different energy............

(a)  

83.

According to de Broglie’s theory of matter waves, ....... orbits exist only where an electron

wave .........in on itself in phase

(a)  

84.

De Broglie suggested electrons have a (a)  

85.

According to de Broglie, electron orbits exist only when the .............. of the orbit is a

.................multiple of the wavelength

(a)  

86.

According to de Broglie, when the wave does not close in on itself in phase, it undergoes (a)  

87.

In a simplified version of de Broglie’s theory of an atom, the waves are shown only in ...........

paths around the nucleus. In an actual atom , the standing waves make up ........... and

............. shells rather than flat, circular ones

(a)  

88.

The radii of the electron orbits in the Bohr model of the atom are determined by the amount of

(a)   in the nucleus

89.

The branch of physics that is the general study of the micro-world of photons, atoms, and nuclei

Is called (a)  

90.

The ............ interactions described by quantum mechanics are governed by laws of

................., not laws of certainty

(a)  

91.

How is physics applied in the field of medicine?

a)

Imaging techniques like X-rays, MRI, and ultrasound rely on principles of physics to diagnose and treat medical conditions.

b)

Physics only applies to engineering, not medicine

c)

Physics is not used in medicine

d)

Medicine has its own separate principles unrelated to physics

92.

Explain the role of thermodynamics in chemistry.

a)

Thermodynamics has no impact on chemical reactions

b)

Thermodynamics only applies to physics, not chemistry

c)

Thermodynamics is not relevant to chemistry

d)

Thermodynamics in chemistry involves studying energy changes during reactions and their impact on matter.

93.

Discuss the significance of fluid dynamics in biology.

a)

Fluid dynamics has no role in understanding disease spread

b)

Fluid dynamics is irrelevant in biology

c)

Fluid dynamics only impacts chemistry, not biology

d)

Fluid dynamics in biology is significant for studying blood circulation, cell movement, nutrient transport, organism-environment interactions, and disease spread.

94.

How is electromagnetism utilized in engineering?

a)

Electromagnetism is utilized in engineering through the design and implementation of devices like electric motors, generators, transformers, and solenoids.

b)

Electromagnetism is used in engineering to create chemical reactions.

c)

In engineering, electromagnetism is primarily used for weather forecasting.

d)

The main application of electromagnetism in engineering is to study marine biology.

95.

What is the importance of wave mechanics in astronomy?

a)

Wave mechanics is used to predict weather patterns in astronomy.

b)

Wave mechanics is important in astronomy for understanding electromagnetic radiation and cosmic waves.

c)

Wave mechanics helps in understanding the behavior of black holes in astronomy.

d)

Wave mechanics is essential for studying the geological composition of planets in astronomy.

96.

What are some examples of physics applications in medical imaging?

a)

Infrared imaging

b)

Gamma rays

c)

X-rays, MRI, CT scans, ultrasound, PET scans

d)

Nuclear medicine

97.

How does thermodynamics play a role in chemical reactions?

a)

Thermodynamics is only relevant in theoretical chemistry, not practical applications

b)

Thermodynamics determines the spontaneity of chemical reactions based on the change in Gibbs free energy (ΔG).

c)

Thermodynamics has no impact on chemical reactions

d)

Thermodynamics only affects physical changes, not chemical reactions

98.

Describe how fluid dynamics impact biological systems.

a)

Fluid dynamics have no impact on biological systems

b)

Fluid dynamics only affect inanimate objects

c)

Fluid dynamics cause biological systems to function improperly

d)

Fluid dynamics impact biological systems by influencing blood flow, cell movement, and nutrient transport within organisms.

99.

In what ways is electromagnetism essential for engineering technology?

a)

Electromagnetism is essential for engineering technology as it forms the basis for electrical circuits, motors, generators, transformers, and various other devices.

b)

Electromagnetism is only used in theoretical research, not in practical engineering

c)

Engineering technology relies solely on mechanical principles, not electromagnetism

d)

Electromagnetism has no impact on the development of modern technology

100.

How do astronomers use wave mechanics to study celestial objects?

a)

By surfing the waves in outer space.

b)

By tasting the waves emitted by celestial objects.

c)

By listening to the sound waves produced by celestial objects.

d)

By analyzing the light waves emitted or reflected by celestial objects.

101.

What are some physics principles used in MRI technology?

a)

Nuclear magnetic resonance (NMR), magnetic resonance imaging (MRI), and the interaction between magnetic fields and hydrogen atoms

b)

Infrared radiation absorption

c)

Sound wave propagation

d)

Gravitational pull on electrons

102.

How does thermodynamics affect the behavior of gases in chemistry?

a)

Thermodynamics only affects solid materials

b)

Thermodynamics is only relevant in biology

c)

Thermodynamics has no impact on gas behavior

d)

Thermodynamics provides principles and equations to describe the relationships between gas properties and their behavior.

103.

Explain how fluid dynamics influence the movement of organisms in biology.

a)

Organisms are not affected by the flow of fluids

b)

Fluid dynamics have no impact on the movement of organisms

c)

Fluid dynamics only influence the coloration of organisms

d)

Fluid dynamics impact the flow of fluids around organisms, influencing swimming efficiency, feeding strategies, and locomotion.

104.

Discuss the applications of electromagnetism in electrical engineering.

a)

Applications of electromagnetism in plumbing systems

b)

Usage of electromagnetism in agriculture

c)

Electromagnetic applications in culinary arts

d)

The applications of electromagnetism in electrical engineering include electric motors, generators, transformers, inductors, solenoids, and magnetic levitation systems.

105.

How do astronomers analyze the light spectrum of stars using wave mechanics?

a)

By tasting the starlight to determine its composition

b)

By smelling the starlight to analyze its properties

c)

By passing starlight through a prism or diffraction grating to create a spectrum and analyzing the absorption lines to determine the elements present.

d)

By listening to the starlight to identify the elements

106.

What are the benefits of using physics in medical treatments?

a)

Physics can only be used in engineering, not medicine

b)

Physics has no relevance in medical treatments

c)

Physics is too complex to be applied in medical settings

d)

Physics provides essential tools and insights for diagnosing and treating various medical conditions.

107.

How is thermodynamics applied in the field of chemical engineering?

a)

By studying the behavior of gases in closed systems

b)

By focusing on the physical properties of materials

c)

By analyzing the impact of temperature on chemical reactions

d)

By analyzing energy transfer, heat exchange, and chemical reactions to optimize processes and design efficient systems.

108.

Describe the role of fluid dynamics in the circulatory system of living organisms.

a)

Fluid dynamics in the circulatory system impacts brain function

b)

Fluid dynamics in the circulatory system regulates body temperature

c)

Fluid dynamics in the circulatory system is responsible for the movement of blood through blood vessels, facilitating the exchange of substances between blood and tissues.

d)

Fluid dynamics in the circulatory system controls muscle movement

109.

In what ways is electromagnetism crucial for the development of new technologies in engineering?

a)

Electromagnetism enables the generation of electric currents, powering devices and systems, and the design of motors, generators, transformers, and communication systems.

b)

Electromagnetism only affects biological systems, not engineering

c)

Electromagnetism has no impact on engineering technologies

d)

Electromagnetism is only relevant for historical technologies, not modern engineering

110.

How do astronomers use wave mechanics to determine the composition of distant galaxies?

a)

By analyzing the unique spectral lines in the light emitted by galaxies.

b)

By counting the number of stars in each galaxy.

c)

By studying the gravitational pull of the galaxies.

d)

By measuring the temperature of the galaxies.

111.

In what ways is electromagnetism crucial for the development of new technologies in engineering?

a)

Electromagnetism enables the generation of electric currents, powering devices and systems, and the design of motors, generators, transformers, and communication systems.

b)

Electromagnetism only affects biological systems, not engineering

c)

Electromagnetism has no impact on engineering technologies

d)

Electromagnetism is only relevant for historical technologies, not modern engineering

112.

Explain the following biological process in terms of some physics knowledge. How our brain receives information from the whole body and send information to other body?

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113.

Which part of our body tells us the temperature of our environment? What instrument is used to measure the exact value of our body temperature? What is the physics in this instrument?

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114.

What physics knowledge is needed to understand how a sound is created and transmitted to the listener?

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115.

What energy transformation occurs in human body?

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116.

What energy transformation occurs in photosynthesis?

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117.

List as many concepts of physics that can be used in designing modern vehicles.

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118.

How physics of light is important to study the astronomical objects?

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119.

As physics is the basis for the development of many technologies, how technologies contribute for the development of science particularly physics?

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120.

What major physics knowledge is used in defense radar system to detect the enemy target?

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121.

List at least three modern medical devices and explain their working principles.

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122.

Explain the following biological process in terms of some physics knowledge. How our brain receives information from the whole body and send information to other body?

4 lines
123.

Which part of our body tells us the temperature of our environment? What instrument is used to measure the exact value of our body temperature? What is the physics in this instrument?

4 lines
124.

What physics knowledge is needed to understand how a sound is created and transmitted to the listener?

4 lines
125.

What energy transformation occurs in human body?

4 lines
126.

What energy transformation occurs in photosynthesis?

4 lines
127.

List as many concepts of physics that can be used in designing modern vehicles.

4 lines
128.

How physics of light is important to study the astronomical objects?

4 lines
129.

As physics is the basis for the development of many technologies, how technologies contribute for the development of science particularly physics?

4 lines
130.

What major physics knowledge is used in defense radar system to detect the enemy target?

4 lines
131.

List at least three modern medical devices and explain their working principles.

4 lines
132.

Explain the following biological process in terms of some physics knowledge. How our brain receives information from the whole body and send information to other body?

4 lines
133.

Which part of our body tells us the temperature of our environment? What instrument is used to measure the exact value of our body temperature? What is the physics in this instrument?

4 lines
134.

What physics knowledge is needed to understand how a sound is created and transmitted to the listener?

4 lines
135.

What energy transformation occurs in human body?

4 lines
136.

What energy transformation occurs in photosynthesis?

4 lines
137.

List as many concepts of physics that can be used in designing modern vehicles.

4 lines
138.

As physics is the basis for the development of many technologies, how technologies contribute for the development of science particularly physics?

4 lines
139.

How physics of light is important to study the astronomical objects?

4 lines