Test Your General Science Knowledge
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Questions and Answers
- 1.
What year did William Fox Talbot produce early permanent photographs through his own calotype process?
- A.
1934
- B.
1936
- C.
1965
- D.
1835
Correct Answer
D. 1835Explanation
In 1835, William Fox Talbot produced early permanent photographs through his own calotype process. This process involved using a light-sensitive paper to capture images and then treating it with chemicals to make the image permanent. Talbot's calotype process was a significant development in the field of photography, as it allowed for multiple copies of an image to be made from a single negative. This innovation paved the way for the modern photographic techniques we use today.Rate this question:
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- 2.
What year did William Fox Talbot invent the positive/negative process of photography used in all modern photography?
- A.
1988
- B.
1925
- C.
1957
- D.
1840
Correct Answer
D. 1840Explanation
In 1840, William Fox Talbot invented the positive/negative process of photography, which is still used in modern photography. This process involved creating a negative image on a light-sensitive paper and then using that negative to produce a positive print. Talbot's invention revolutionized photography by allowing multiple copies of an image to be made, making it more accessible and practical for widespread use.Rate this question:
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- 3.
Who has been called the father of electricity?
- A.
Michael Faraday
- B.
Dr. Michael C.J. Cowpland
- C.
Joseph Charyk
- D.
Robert Noyce
Correct Answer
A. Michael FaradayExplanation
Michael Faraday has been called the father of electricity because of his significant contributions to the field. He made groundbreaking discoveries in electromagnetism, including the principles of electromagnetic induction and the laws of electrolysis. Faraday's experiments and theories laid the foundation for the development of modern electrical technology and his work paved the way for important inventions such as the electric motor and generator. His contributions to the understanding and application of electricity have had a profound impact on science and technology, earning him the title of the father of electricity.Rate this question:
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- 4.
Who's the founder of a successful media enterprise which supplies financial and business information?
- A.
Michael Bloomberg
- B.
Charles Babbage
- C.
Dan Bricklin
- D.
Mel Karmazin
Correct Answer
A. Michael BloombergExplanation
Michael Bloomberg is the correct answer because he is the founder of Bloomberg LP, a successful media enterprise that supplies financial and business information. Bloomberg LP is a global financial information and media company that provides data, analytics, and news to financial professionals and business entities. Michael Bloomberg, a billionaire entrepreneur and former mayor of New York City, started the company in 1981 and it has since become a major player in the financial information industry.Rate this question:
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- 5.
What is the total voltage of a series circuit using 5 AA batteries?
- A.
1.5 Volts
- B.
5 Volts
- C.
7.5 Volts
- D.
15.Volts
Correct Answer
C. 7.5 VoltsExplanation
In a series circuit, the total voltage is equal to the sum of the individual voltages. Since each AA battery has a voltage of 1.5 volts, and there are 5 batteries in the circuit, the total voltage would be 1.5 volts multiplied by 5, which equals 7.5 volts.Rate this question:
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- 6.
What is the total voltage of a series circuit using 3 D cells?
- A.
6 Volts
- B.
12 Volts
- C.
4.5 Volts
- D.
24 Volts
Correct Answer
C. 4.5 VoltsExplanation
A series circuit is a circuit where the current flows through each component in a sequential manner. In a series circuit, the total voltage is equal to the sum of the individual voltages of each component. Since the question states that 3 D cells are being used in the circuit, and each D cell has a voltage of 1.5 volts, the total voltage of the series circuit would be 3 times 1.5 volts, which is equal to 4.5 volts.Rate this question:
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- 7.
Which aeronautical term fits a lighter-than-air craft that can be steered and propelled through the air?
- A.
Glider
- B.
Plane
- C.
Spy Plane
- D.
Airship
Correct Answer
D. AirshipExplanation
An airship is a correct answer because it refers to a lighter-than-air craft that can be steered and propelled through the air. Unlike gliders or planes, which rely on lift generated by their wings, an airship uses buoyancy to stay afloat and can be maneuvered using engines and rudders. A spy plane, on the other hand, is a type of aircraft used for surveillance purposes, but it does not necessarily have the characteristics of a lighter-than-air craft.Rate this question:
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- 8.
What is an unpowered lighter-than-air craft called?
- A.
Rotorcraft
- B.
Balloon
- C.
Glider
- D.
Ruddervators
Correct Answer
B. BalloonExplanation
An unpowered lighter-than-air craft is called a balloon. Balloons are aircraft that rely on hot air or gas to generate lift and float in the air. They are typically made of lightweight materials like nylon or polyester and are filled with hot air or a lighter-than-air gas like helium. Balloons are often used for recreational purposes, such as hot air balloon rides or as decorative elements in events. They are also used for scientific research and surveillance purposes. Balloons are different from other aircraft like rotorcraft, gliders, or ruddervators, which rely on different mechanisms for lift and propulsion.Rate this question:
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- 9.
What is a combination of the function of the elevators and ailerons in one?
- A.
Rollie
- B.
Elevators
- C.
Jet Propulsion
- D.
Elevons
Correct Answer
D. ElevonsExplanation
Elevons are a combination of the function of the elevators and ailerons in one. Elevators are control surfaces on the tail of an aircraft that control the pitch, while ailerons are control surfaces on the wings that control the roll. Elevons combine these functions into a single control surface that can both control the pitch and the roll of the aircraft. This allows for more efficient and precise control of the aircraft's movement.Rate this question:
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- 10.
Which aeronautical term is an aircraft that derives its lift from rotating lifting surfaces?
- A.
Control Surfacing
- B.
Moon Walking
- C.
Rotorcraft
- D.
Ballooning
Correct Answer
C. RotorcraftExplanation
A rotorcraft is an aircraft that derives its lift from rotating lifting surfaces, such as rotor blades. Unlike fixed-wing aircraft that rely on forward motion to generate lift, rotorcraft can hover and take off vertically. This makes them suitable for various applications, including helicopters and gyroplanes. Control surfacing refers to the movable surfaces on an aircraft that are used to control its movement, while moon walking and ballooning do not specifically relate to the lift generation of aircraft.Rate this question:
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- 11.
What is used to control yaw in flight?
- A.
Rudder
- B.
Control Surface
- C.
Wings
- D.
Cabin Pressure
Correct Answer
A. RudderExplanation
The rudder is used to control yaw in flight. Yaw is the motion around the vertical axis of an aircraft, causing it to turn left or right. The rudder is a control surface located on the vertical stabilizer at the rear of the aircraft. By deflecting the rudder, the pilot can create a side force that counteracts the yawing motion and helps to maintain stability and control during flight. The other options, such as control surfaces, wings, and cabin pressure, are not directly responsible for controlling yaw.Rate this question:
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- 12.
Which aeronautical term is a combination of the function of the rudder and elevators in one?
- A.
Airship
- B.
Aviator
- C.
Glider
- D.
Ruddervators
Correct Answer
D. RuddervatorsExplanation
Ruddervators is the correct answer because it is a combination of the functions of the rudder and elevators in one. This term is commonly used in aviation to describe control surfaces that serve the dual purpose of controlling yaw and pitch. By combining these two functions, aircraft can have more efficient and streamlined control systems.Rate this question:
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- 13.
Which aeronautical term is a direction in which an aircraft is moving relative to the ground?
- A.
Track
- B.
Yaw
- C.
Uplift
- D.
Field Effect
Correct Answer
A. TrackExplanation
Track is the correct answer because in aeronautics, track refers to the direction in which an aircraft is moving relative to the ground. It is the actual path the aircraft is following over the ground, regardless of any wind or other factors. Yaw refers to the side-to-side movement of the aircraft's nose, uplift is the upward force that supports the aircraft in flight, and field effect is not a relevant term in this context.Rate this question:
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- 14.
What is a small, powered aircraft, which is extremely light and seats only one or two occupants?
- A.
Ultralight
- B.
Dirigible
- C.
Glider
- D.
Rudder
Correct Answer
A. UltralightExplanation
An ultralight is a small, powered aircraft that is designed to be extremely light in weight and typically seats only one or two occupants. These aircraft are often used for recreational purposes and are known for their maneuverability and ease of flying. They are usually powered by a small engine and have a maximum takeoff weight limit. Ultralights are popular among aviation enthusiasts who enjoy flying for leisure or sport.Rate this question:
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- 15.
What does the IEEE stand for?
- A.
Institute Of Electricians And Electrical Engineers
- B.
Institute Of Electron And Energy Engineers
- C.
Institute Of Electrical And Electronics Engineers
- D.
Institute Of Energy Educators And Engineers
Correct Answer
C. Institute Of Electrical And Electronics EngineersExplanation
The correct answer is Institute Of Electrical And Electronics Engineers. The IEEE is a professional organization that focuses on advancing technology in various fields, including electrical engineering and electronics. It provides a platform for professionals to share knowledge, collaborate on research, and develop standards for technology.Rate this question:
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General Science Trivia Questions and Facts! Knowledge Test
General Science Trivia Questions and Facts! Knowledge Test
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