u930973931_answers

50 Score: 0 Attempted: 0/50 Subscribe 1. Computational astrophysics primarily involves the use of: (A) Telescopes only (B) Laboratory experiments only (C) Numerical simulations and algorithms (D) Theoretical equations without computers 2. Which of the following is a major tool in computational astrophysics? (A) Particle accelerators (B) Supercomputers (C) Satellites only (D) Microscopes 3. N-body … Read more

50 Score: 0 Attempted: 0/50 Subscribe 1. Which type of telescope uses lenses to gather and focus light? (A) Reflecting telescope (B) Refracting telescope (C) Radio telescope (D) X-ray telescope 2. Who is credited with building the first practical refracting telescope? (A) Galileo Galilei (B) Isaac Newton (C) Johannes Kepler (D) Christian Huygens 3. Which … Read more

50 Score: 0 Attempted: 0/50 Subscribe 1. The alignment of Stonehenge is famously associated with which event? (A) Winter solstice sunset (B) Summer solstice sunrise (C) Spring equinox (D) Autumn equinox 2. The Great Pyramids of Giza are aligned with which celestial feature? (A) North Pole Star (B) Orion’s Belt (C) Milky Way center (D) … Read more

50 Score: 0 Attempted: 0/50 Subscribe 1. What was the main purpose of ancient star charts? (A) Decoration (B) Navigation and timekeeping (C) Entertainment (D) Trade agreements 2. Which civilization created some of the earliest known star charts? (A) Greek (B) Chinese (C) Roman (D) Egyptian 3. The Dunhuang Star Chart belongs to which ancient … Read more

50 Score: 0 Attempted: 0/50 Subscribe 1. Which ancient civilization built the observatory at Chichén Itzá, known as “El Caracol”? (A) Egyptians (B) Mayans (C) Greeks (D) Chinese 2. The ancient observatory at Jantar Mantar is located in which country? (A) China (B) Egypt (C) India (D) Greece 3. Stonehenge in England is believed to … Read more

50 Score: 0 Attempted: 0/50 Subscribe 1. Which component of a telescope is primarily responsible for gathering light? (A) Eyepiece (B) Objective lens or mirror (C) Mount (D) Finder scope 2. Which type of telescope uses lenses to form an image? (A) Reflector (B) Radio telescope (C) Refractor (D) Interferometer 3. Who is credited with … Read more

50 Score: 0 Attempted: 0/50 Subscribe 1. What is spectroscopy primarily used for in astronomy? (A) Measuring distances (B) Analyzing light to determine composition (C) Observing planets directly (D) Measuring gravity 2. Which law explains how light spreads into a spectrum through a prism? (A) Snell’s law (B) Newton’s law (C) Kirchhoff’s law (D) Kepler’s … Read more

50 Score: 0 Attempted: 0/50 Subscribe 1. What is photometry in astronomy mainly concerned with? (A) Measuring wavelengths of light (B) Measuring the intensity or brightness of light (C) Splitting light into spectra (D) Measuring star distances 2. The basic unit of luminous intensity in photometry is: (A) Watt (B) Lumen (C) Candela (D) Lux … Read more

50 Score: 0 Attempted: 0/50 Subscribe 1. What is the primary goal of interferometry in astronomy? (A) To reduce telescope costs (B) To improve angular resolution (C) To detect exoplanets only (D) To reduce atmospheric turbulence 2. Interferometry works on the principle of: (A) Reflection (B) Refraction (C) Interference of light waves (D) Diffraction 3. … Read more

Score: 0 Attempted: 0/50 Subscribe 1. What is the main purpose of adaptive optics in astronomy? (A) To increase telescope magnification (B) To correct atmospheric distortion in real time (C) To reduce chromatic aberration in lenses (D) To block light pollution 2. Atmospheric turbulence causes what effect in ground-based telescopes? (A) Redshift (B) Blurred and … Read more