🔬 Science Trivia
Quiz Set 17 — Chemistry
Answer all 10 questions. Click an option to see if you got it right!
Question 1 of 10
What is the process by which water moves from ocean to cloud to rain?
The water (hydrological) cycle describes water's continuous movement through environment.
Question 2 of 10
What is the name for the force per unit area?
Pressure is defined as force divided by the area over which it is applied.
Question 3 of 10
What is the chemical symbol for tin?
Tin's symbol Sn comes from the Latin 'stannum'.
Question 4 of 10
What type of rock forms under heat and pressure?
Metamorphic rocks are formed from existing rocks transformed by heat and pressure.
Question 5 of 10
What is the term for the brightness of a star as seen from Earth?
Apparent magnitude measures a star's brightness as observed from Earth.
Question 6 of 10
What is the function of white blood cells?
White blood cells (leukocytes) are the immune system's primary defense against infection.
Question 7 of 10
What is the chemical symbol for calcium?
Calcium's symbol is Ca, from the Latin 'calx' meaning lime.
Question 8 of 10
What is the law of conservation of energy?
Energy cannot be created or destroyed, only converted from one form to another.
Question 9 of 10
What is the name of the force that keeps electrons in orbit around the nucleus?
The electromagnetic force (Coulomb force) attracts negatively charged electrons to the positive nucleus.
Question 10 of 10
What is the term for the number of protons in an atom's nucleus?
The atomic number defines the element and equals the number of protons in the nucleus.
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