Practice your trivia skills: Science & Nature

Science & Nature

76. How many types of quarks are there in the standard model of physics?

77. How many officially recognized dwarf planets in the solar system are named after Polynesian deities?

78. Who developed the first successful polio vaccine in the 1950s?

Thomas Weller

Frederick Robbins

Jonas Salk

John F. Enders

79. Who made the discovery of X-rays?

Wilhelm Conrad Röntgen

Albert Einstein

Thomas Alva Edison

James Watt

80. Dry ice is the solid form of what substance?

Oxygen

Carbon dioxide

Ammonia

Nitrogen