Science Challenge
Science Questions
Grid:
Earth Science
What type of rock is formed from cooled lava?
Space
What is a nebula?
Chemistry
What is the chemical symbol for potassium?
Biology
What is the difference between aerobic and anaerobic respiration?
Physics
What does the 'E' stand for in Einstein's equation E = mc^2?
Space
What is a light-year?
Space
How long does it take light from the Sun to reach Earth?
Physics
What is the speed of light in a vacuum?
Chemistry
What is the pH of a neutral solution?
Chemistry
What does the atomic number of an element tell you?
Biology
What is the name of the scientist who proposed the theory of evolution?
Earth Science
What is the main greenhouse gas produced by human activity?