Examlex
The strong force is one of the four fundamental forces of the universe and it holds protons and neutrons in the nuclei of atoms.
Statistics
The branch of mathematics that deals with collecting, analyzing, interpreting, and presenting data.
Ratio
A ratio is a numerical comparison between two or more quantities that indicates their relative sizes.
Apartment Fire
A fire that occurs within an apartment building, posing risks to residents, property, and structures.
Absolute Frequency
The total number of occurrences of a specific event in a set or dataset.
Q36: An amateur astronomer has a telescope with
Q43: The average distance between Earth and the
Q65: A particular galaxy has a nuclear region
Q69: The major reason astronomers seek funds to
Q71: The weak force<br>A) acted only during the
Q78: Interstellar matter blocks our view of the
Q79: The waves that geologists and geophysicists use
Q88: The supercontinent Pangaea was apparently<br>A) the original
Q98: Globular clusters are composed of<br>A) very young,metal-poor
Q103: In a supernova process,after the initial contraction