Anonymous Science
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Daily quizzes of science!

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What is the branch of physics that deals with the study of the universe's origin and evolution?
Anonymous Quiz
33%
Quantum Mechanics
50%
Cosmology
0%
Electrodynamics
17%
Thermodynamics
What process in the water cycle involves the transformation of water vapor into liquid water?
Anonymous Quiz
83%
Condensation
17%
Evaporation
0%
Sublimation
0%
Precipitation
Which element is primarily responsible for the red color in blood?
Anonymous Quiz
43%
Iron
57%
Potassium
0%
Sodium
0%
Calcium
What is the main component of the Earth's core?
Anonymous Quiz
29%
Iron
14%
Silicon
43%
Magnesium
14%
Nickel
What is the main component of the Earth's atmosphere by volume?
Anonymous Quiz
71%
Nitrogen
14%
Carbon dioxide
0%
Argon
14%
Oxygen
In which decade did the first commercial nuclear power plant start operating in the USA?
Anonymous Quiz
50%
1970s
50%
1950s
0%
1960s
0%
1980s
What is the primary chemical element used to make the red color in fireworks?
Anonymous Quiz
20%
Sulfur
20%
Titanium
60%
Strontium
0%
Magnesium
What element is commonly known as the 'fool’s gold', often confusing miners due to its similar appearance to gold?
Anonymous Quiz
80%
Pyrite
0%
Bauxite
20%
Cinnabar
0%
Galena
What is a common term used to describe substances with properties of both liquids and solids?
Anonymous Quiz
0%
Photovoltaic cells
0%
Superconductors
0%
Isotopes
100%
Non-Newtonian fluids
In which year was the first successful human-pig hybrid embryo created, marking a breakthrough in chimeric research?
Anonymous Quiz
0%
2015
60%
2019
0%
2020
40%
2017
What term describes a material that expels all magnetic fields below a critical temperature?
Anonymous Quiz
50%
Superconductor
33%
Ferromagnet
17%
Paramagnet
0%
Dielectric
Which part of the cell is primarily responsible for the synthesis of proteins?
Anonymous Quiz
67%
Ribosome
33%
Mitochondrion
0%
Nucleus
0%
Lysosome
❤3
Which of the following elements has the highest atomic number?
Anonymous Quiz
17%
Gold
0%
Helium
17%
Neon
67%
Uranium
👍3
Which of the following substances expands when it solidifies, unlike most materials?
Anonymous Quiz
40%
Mercury
0%
Copper
0%
Iron
60%
Water
❤3
Who invented the Tesla coil, which is used in radio technology and for creating high-voltage, low-current, high-frequency alternating-current electricity?
Anonymous Quiz
0%
George Westinghouse
100%
Nikola Tesla
0%
Guglielmo Marconi
0%
Thomas Edison
Which of the following fabrics can resist fire naturally without chemical treatment?
Anonymous Quiz
0%
Cotton
60%
Acrylic
40%
Wool
0%
Polyester
How did the discovery of penicillin inadvertently lead to a global health issue?
Anonymous Quiz
33%
It triggered antibiotic resistance
67%
It caused allergic reactions
0%
It increased medical costs
0%
It led to the pandemic
Which country is home to Salar de Uyuni, the world's largest salt flat?
Anonymous Quiz
0%
Chile
50%
Argentina
50%
Bolivia
0%
Peru
What is the primary method by which a Stirling engine produces mechanical energy?
Anonymous Quiz
0%
Direct solar energy conversion
0%
Electromagnetic induction
100%
Heating and cooling of a working gas
0%
Combustion inside a chamber
Which of the following substances is considered a metal but is a liquid at room temperature?
Anonymous Quiz
20%
Bromine
40%
Iodine
40%
Mercury
0%
Argon