Place for ads
Looking for MCQs? You're in the right place! Whether you're preparing for competitive exams, school boards or just aiming to improve your knowledge, we offer MCQs for all levels and subjects.
Answer: Louis de Broglie
Louis de Broglie proposed that light behaves as both a wave and a particle, contributing to quantum theory.
Answer: Johannes Gutenberg
Johannes Gutenberg invented the printing press in the 15th century, significantly impacting communication and education.
Answer: Albert Einstein
Albert Einstein developed the theory of relativity, revolutionizing our understanding of time, space and gravity.
Place for ads
Answer: Henri Becquerel
Henri Becquerel discovered radioactivity in 1896, laying the groundwork for further studies in nuclear physics.
Answer: William Herschel
William Herschel discovered the planet Uranus in 1781, expanding our understanding of the solar system.
Answer: Alessandro Volta
Alessandro Volta is credited with inventing the first practical electric battery, known as the Voltaic pile.
Place for ads
Answer: Isaac Newton
Isaac Newton formulated the three laws of motion, which are foundational principles in physics.
Answer: Alexander Graham Bell
Alexander Graham Bell is credited with inventing the first practical telephone in 1876.
Answer: Herbert Spencer
Herbert Spencer developed the theory of social evolution, applying evolutionary principles to societies.
Place for ads
Answer: Jonas Salk
Jonas Salk developed the first effective polio vaccine, leading to the eventual eradication of the disease.
Place for ads