Physics Quizzes

1. What type of mirror always forms a virtual, upright, and diminished image?

2. What is the term for the bending of light waves due to a change in speed as they pass from one medium to another?

3. When light passes from air into water, what happens to its speed?

4. What type of reflection occurs when light reflects off a smooth surface at the same angle it strikes it?

5. What is the speed of light in a vacuum?

6. What happens to the speed of light when it travels from a denser to a rarer medium?

7. Which phenomenon causes a pencil to appear bent when partially submerged in water?

8. Which part of the eye is responsible for focusing light onto the retina?

9. Which color is produced by combining red and green light in the additive color model?

10. In which medium does light travel the slowest?

11. What type of lens converges light rays and can form real or virtual images?

12. When light travels through a prism and separates into colors, what is this process called?

13. Which scientist is famous for his experiments with light, prisms, and color?

14. What is the color seen when white light passes through a prism and bends the least?

15. What is the unit of measurement for the speed of light?

16. What is the name for the bouncing back of light from a surface?

17. What is the unit of measurement for the frequency of light waves?

18. What is the phenomenon of the change in the direction of light when it passes from one medium to another?

19. Which color of light has the longest wavelength?

20. What is the phenomenon where light bends as it passes through different substances?

21. Which celestial body emits its own light, making it visible in the night sky?

22. Which type of lens diverges light rays and always forms virtual images?

23. What happens to the wavelength of light when it travels from air into glass?

24. In which medium does light travel the fastest?

25. Which color is obtained by mixing blue and green light in the additive color model?

26. Which part of the electromagnetic spectrum has wavelengths longer than visible light?

27. What does a prism do to white light?

28. What is the primary colors of light in the RGB color model?

29. What is the phenomenon where white light separates into its component colors when passing through a prism?

30. Which of the following travels faster than light?

1. What part of the ear translates sound vibrations into electrical signals for the brain?

2. Which musical instrument is known for using air columns to produce sound?

3. Unit of frequency for sound waves?

4. What causes the sensation of sound in the human ear?

5. What is the unit of measurement for the frequency of sound waves?

6. Outer ear's primary purpose?

7. What is the purpose of the tiny hairs in the inner ear?

8. Which material is a good conductor of sound?

9. What is the term for the distance between one peak of a sound wave and the next?

10. Term for highness or lowness of a sound?

11. Instrument with vibrating reeds?

12. Material for absorbing sound waves?

13. In which medium does sound travel the slowest?

14. What is the range of human hearing in Hertz?

15. How does sound travel through a vacuum?

16. What is the term for a sound that is unpleasant to the ear?

17. What is the term for the highest point of a sound wave?

18. What property of sound determines loudness?

19. Which of the following is an example of a percussion instrument?

20. In which medium does sound travel the fastest?

21. What is the source of sound in a guitar?

22. Which gas is commonly used to transmit sound in cartoons?

23. What is the unit of power for sound waves?

24. Which of the following animals does not use echolocation?

25. Animal known for exceptional hearing?

26. Device to measure sound intensity?

27. Speed of sound in air at room temperature?

28. What part of the ear collects sound waves?

29. Unit of measurement for sound?

30. Bouncing back of sound waves?

1. When rays of light strike a flat (or plane) surface like a mirror, they are reflected in the ________ direction.

2. Blue pigment color mixed with yellow gives ________.

3. Light rays can be represented on diagram by ___________.

4. Magenta, green and orange are the ______ pigment colors.

5. Light travels one _________ times faster than sound.

6. Yellow pigment color mixed with red gives ________.

7. Chemicals which produce colors are called ____________.

8. _____ are luminous source.

9. The bent ray of light is called the ______________.

10. __________ objects give out their own light.

11. A __________ lens can be used as magnifying glass.

12. A red filter absorbs blue and green light and transmits _______ light.

13. The angles are measured between the rays and a line drawn at 90^o to the mirror called the __________.

14. _________ objects do not emit light.

15. ________ are thin in the middle and thick round the edge.

16. On earth, the _____ is main source of light.

17. __________ are thickest in the middle and thin round the edge.

18. A magenta surface absorbs __________ light and reflects red and blue light.

19. The ray of light entering the new material is called the ___________.

20. _________ are non-luminous objects.

1. _________ is the term for the bending of light waves around the edges of an aperture or obstacle.

2. The bending of light as it passes around the edge of an obstacle is called ______.

3. Materials in which light can pass through are __________.

4. _________  is the phenomenon when light bends around small particles, making the sky appear blue.

5. The scientific name for a flat mirror is _______.

6. Light rays travel _______.

7. ___________  is the primary function of the retina in the human eye.

8. __________ is the phenomenon when light rays spread out after passing through a narrow slit.

9. The term "bioluminescence" refer to in the context of light means ________.

10. _______ appears black because it absorbs all colors of light.

11. In the color spectrum, _____  color is on the opposite side of the wheel from orange.

12. _______ is the process where light is absorbed by atoms and then re-emitted in different directions.

13. Rough surfaces reflect light _________.

14. The angle of incidence at which light is completely reflected back is called ____________.

15. When a rainbow is formed, ________  color is on the outer edge

16. __________ is translucent material.

17. _______ is the bending of light waves around obstacles and openings.

18. When light passes through a convex lens and forms a real image, the image is located at ________.

19. ______ is the part of the eye which controls the amount of light entering.

20. ________ part of electromagnetic waves has the shortest wavelength.

1. Which type of waves are used in sonar to detect underwater objects?

2. What part of the ear is responsible for converting sound vibrations into nerve impulses?

3. What is the medical term for the ringing sound in the ears?

4. What is the primary function of the pinna (external ear)?

5. Which animal is known for producing infrasound for communication?

6. Which musical instrument produces sound by vibrating a column of air in a pipe?

7. Which property of a sound wave determines its pitch?

8. What is the minimum number of compressions and rarefactions needed for one complete cycle of a sound wave?

9. Which of the following materials is a good insulator of sound?

10. Which type of waves are used in medical ultrasound imaging?

11. What part of the ear is responsible for detecting changes in head position?

12. Which is not a form of energy?

13. Which type of wave is a sound wave?

14. In which part of the ear are the semicircular canals located?

15. What is the term for the perceived highness or lowness of a sound?

16. What is the term for the interference of sound waves resulting in a louder sound?

17. Which animal is known for producing ultrasound for communication?

18. What property of a sound wave is associated with its quality or color?

19. Which part of the ear helps in localizing the direction of a sound source?

20. What is the term for the persistence of sound after the source stops producing it?

21. What is the unit of measurement for the loudness of sound?

22. What is the primary function of the ear's hammer, anvil, and stirrup?

23. What is the speed of sound in water?

24. In which medium does sound travel at a constant speed regardless of frequency?

25. What is the frequency range of ultrasonic waves?

1. Sound with a high frequency have a _______ pitch.

2. A sound meter converts _________ energy into electrical energy.

3. The Human ear is able to detect sound in a range _________.

4. Sound waves take about ___ seconds to travel one kilometer.

5. Too much noise causes _________ pollution.

6. Loudness of a sound can be measured in ___________.

7. Sound cannot travel through a __________.

8. Noise is measured in __________.

9. Sounds above 20.000Hz are called __________.

10. A _________  is a regular backward and forward movement.

11. Pitch of a sound is measured in ________.

12. Sound is made when something _______.

13. The relationship between the speed, frequency, and wavelength of a sound can be shown by the equation:______.

14. Sound below _____ are called infrasound.

15. Noise levels can be measured with a ___________.

16. ___________ is used in Hospitals for breaking down kidney stones.

17. In a __________, it is a string which vibrates.

18. _____________ is used for monitoring earthquakes and studying rock information.

19. __________ can only move when there is material to move through.

20. The ___________ of a sound is the number of sound vibrations set up in 1 second.

21. Sound waves are ___________ waves.

22. The loudness of a sound depends on the height of the sound waves __________.

23. ___________ is the distance between two compressions or rarefactions.

24. Bats and dogs can detect _________.

25. __________ can be detected by whales, elephants, and rhinoceroses.

1. Which of the following is NOT a factor affecting the moment of a force?

2. Which of the following is NOT a common unit of pressure?

3. A hydraulic press operates based on which principle?

4. What is the moment of a force if a 50 N force is applied at a distance of 2 meters from the pivot?

5. Which of the following would result in an increase in pressure?

6. Which of the following would increase the moment of a force?

7. If the distance from the pivot point is doubled, what happens to the moment of a force?

8. What is the pressure exerted by a column of mercury that is 760 mm high?

9. A door is easier to open when pushed at which point?

10. What happens to pressure as depth increases in a fluid?

11. What is the pressure at sea level?

12. Which of the following is NOT a factor affecting fluid pressure?

13. Which of the following machines operates based on the principle of moments?

14. What is the SI unit of pressure?

15. A lever is a simple machine that operates based on which principle?

16. Which of the following is an example of fluid pressure?

17. Which principle explains why a person submerged deeper in water experiences greater pressure?

18. If the area over which a force is distributed decreases, what happens to pressure?

19. What is the SI unit of moment?

20. What is the formula for pressure?

21. Which of the following units is used to measure pressure?

22. What is the pressure at a depth of 10 meters in water? (Density of water = 1000 kg/m³)

23. What is pressure?

24. What is a moment in physics?

25. Which device is used to measure atmospheric pressure?

26. A force of 50 N is applied to an area of 10 m². What is the pressure exerted?

27. What is the pressure exerted by a force of 200 N over an area of 5 m²?

28. What is the formula for calculating moment?

29. Which of the following statements is true regarding pressure in a fluid?

30. Which of the following is NOT a unit of pressure?

1. Which type of lever is a wheelbarrow?

2. When the muscles work against each other, they are called which pairs?

3. What principle explains why pressure increases with depth in a liquid?

4. The place where two bones meet is called?

5. What happens to the pressure in a liquid if its density increases?

6. Which of the following statements about moments is false?

7. Which of the following is a characteristic of a first-class lever?

8. What is the advantage of using a lever?

9. If two equal forces act in opposite directions, what is the resultant moment?

10. In which type of lever, is the effort between the load and the pivot?

11. Which of the following is NOT an example of a lever?

12. The pressure exerted by a gas is due to:

13. Which of the following factors affects the mechanical advantage of a lever?

14. Which of the following is NOT a characteristic of moments?

15. Which of the following is a type of lever where the load is between the effort and the pivot?

16. Which of the following is an example of a first-class lever in the human body?

17. What can be squashed easily because its molecules have lots of space between them?

18. How does the pressure at the bottom of a container filled with liquid compare to the pressure at the top?

19. What happens to the pressure of a liquid if the area over which the force is distributed decreases?

20. Which type of lever is most commonly used in the human body?

21. Which of the following statements is true about a third-class lever?

22. In which type of lever, is the load between the effort and the pivot?

23. What is the unit of pressure commonly used to measure pressure in liquids?

24. In a hydraulic lift, pressure is transmitted through a liquid to lift heavy objects. This phenomenon is explained by:

25. Which of the following is an example of a second-class lever?

26. A simple hydraulic jack is used to lift which loads?

27. Which type of lever is a pair of scissors?

28. Which law states that the pressure of a gas is inversely proportional to its volume when the temperature is held constant?

29. Which is a simple machine; it helps to make work easier?

30. Which of the following would decrease the moment of a force?

1. Which of the following factors affects the center of gravity of an object?

2. What is stability?

3. What force acts on a book placed on a table?

4. In a uniform object of regular shape, where is the center of gravity located?

5. What is the condition for an object to be in neutral equilibrium?

6. Which of the following scenarios describes an object in translational equilibrium?

7. What is the center of gravity of a suspended object?

8. Which of the following objects has its center of gravity closer to the ground?

9. How does increasing the base of support affect the stability of an object?

10. What is equilibrium?

11. Which force acts to return an object to its original position after being displaced?

12. What happens to the stability of an object if its center of gravity is lowered?

13. What is the point at which lever turns?

14. What type of equilibrium is exhibited by an object that returns to its original position after being slightly displaced?

15. Which of the following factors affects the stability of an object?