Astronomy
What is the most common element in the universe?
Hydrogen (H)
What type of bond forms between water molecules?
Hydrogen bonds
What is a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change?
Catalyst
What is the name of the scientist who discovered the laws of gravity and motion and invented calculus?
Isaac Newton
How many students are in our club?
(Seniors are not counted)
16 students
Name all planets in our solar system.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune
What is a type of genetic inheritance in which phenotypes of heterozygous organisms are different from phenotypes of homozygous organisms?
State the electron configuration of Ag
1s22s22p63s23p64s23d104p65s24d9
What is the motion of an object projected vertically upward into the air and moving under the influence of gravity?
Projectile motion
A302
What is a region of a doughnut-shaped ring of icy objects around the Sun, extending just beyond the orbit of Neptune from about 30 to 55 AU?
Kuiper Belt
Who is a scientist stating that all species of organisms arise and develop through the natural selection of small, inherited variations that increase the individual's ability to compete, survive, and reproduce?
Charles Darwin
State three laws of thermodynamics.
1st: Energy can never be created or destroyed.
2nd: The entropy of an isolated system always increases.
3rd: The entropy of a system approaches zero as the temperature approaches an absolute zero.
In which system can momentum between two objects be conserved?
A closed system
(An isolated system)
Who wrote an article that has the most views on our website this year?
Min Sung (39 views ㅠㅠㅠ)
What is the brightest star that appears nearest to either celestial pole at any particular time?
Pole Star
(Polar Star / North Star)
What is a protein that helps to maintain the balance of salt and water on many surfaces in the body, such as the surface of the lung?
Cystic Fibrosis Transmembrane conductance Regulator protein (CFTR protein)
What is a chemical qualitative analysis technique that is used to calculate the concentration of a given analyte in a mixture?
Titration
State a value of gravitational constant.
6.674 * 10-11
What is the title of the video on our H2O Youtube channel?
"Osmosis experiment"
What is a planet that takes 163 Earth years to orbit around the sun once?
Neptune
What is an enzyme that attaches to a phosphate group to fructose-6-phosphane during glycolysis?
Phosphofructokinase (PFK)
What is an isotope of Uranium that can sustain a nuclear chain reaction?
Uranium - 235
What is a type of wave in which the displacement of the medium is in the same direction as the direction of the travel of the wave called?
Longitudinal Wave
Simply, when is my birthday?
04/11/11 ><