Factor the following expression completely: 100x2 – 25y 2
What is 25(2x+y)(2x-y)?
Although scientists are unable to obtain samples by drilling, they believe the predominant mineral in the mantle is this.
What is olivine?
The common biological name for the product of human sublingual glands.
What is saliva?
The conversion of solid CaSO4 into solid CaO and SO2 gas is an example of this class of chemical reaction.
What is decomposition?
A jar of 100 marbles contains only 2 colors of marbles, red and blue. If there are 13 red marbles for every 12 blue marbles, how many blue marbles are in the jar?
What is 48?
What are Neap Tides?
The common name for the product of human lachrymal glands.
What are tears? :')
A molecular solid will most typically have this melting point. (Hint: very high, high to very high, low, or variable)
What is low?
The measure in inches of the 2 other sides of a 30-60-90 right triangle, if the shortest leg is 6 inches.
What is 12 inches and 6root3 inches?
Which of the following are clastic in origin: W) chalk X) coal Y) gypsum Z) sandstone
What is Z?
The cell wall of plants is mostly composed of this.
What is a polysaccharide?
The standard chemical nomenclature (and indicating the proper charge) for the sulfite ion.
In a circle with diameter AB and a radius of 6 centimeters, the length in centimeters of the arc AB (giving your answer in terms of π).
What is 6pi?
The name of a time when glaciation was minimal on Earth. (Hint: the ______ Period)
What is the Cretaceous Period?
The structure of a chicken's body that eggs exit out of.
What is the cloaca?
The bond order between the 2 carbon atoms in acetylene.
What is 3?
Assuming that the natural log of 5 = 1.6, find, to the first decimal place, the natural log of 51/3
What is 0.5?
Andesitic magmas typically erupt above these.
What are subduction zones?
The area of the human body where the zygomatic arch is found.
What is the head?
The electron configuration for sulfur, given that it is located in Period 3 and Group 16 of the periodic table.
What is 1s2 2s2 2p6 3s2 3p4 (ACCEPT: [Ne] 3s2 3p4 )?