This type of subatomic particle orbits the nucleus of an atom
Electron
During the process of inhalation, oxygen is brought to the lungs. During exhalation, this gas is transported out of the body
Carbon dioxide (CO2)
This value is equal to the area of a circle with radius 11
121𝛑
This planet is 5th from the Sun and the largest in the solar system
Jupiter
Not mammals, animals under this classification have the ability to inhabit both land and water
Amphibian
This letter is the chemical symbol for the element potassium
K
This organ initiates peristalsis to transport food from the mouth to the stomach
Esophagus
A right triangle has a base of 5 cm and a height of 12 cm. This value is the length of its hypotenuse
13 cm
Named after the Roman god of war, this planet's surface contains high levels of iron oxide that cause its distinctive hue
Mars
While typically thought to be circular in shape, orbits of celestial bodies are typically shaped like this round figure
Ellipse
A substance with a low pH, such as lemon juice, is classified as acidic. An acidic substance is likely to react with this type of substance, one with a high pH
Base, basic
Veins carry blood to the heart; this type of vessel carries blood away from the heart
Artery
In this sequence, beginning with two 1s, each term is defined by the sum of the 2 terms before it. Written out, it reads 1, 1, 2, 3, 5, 8, 13...
The Fibonacci sequence
All this time after the moon landing, the footprints made by astronauts still remain. There is no wind to blow them away because the moon is lacking one of these
Atmospheres
These elements are the 2 most abundant elements in the universe (and the 2 types of atoms with the least mass)
Hydrogen and helium
Helium, neon, and argon are examples of this type of element, found in group 18 of the periodic table
Noble gas, inert gas
This organ has the most acidic conditions in the digestive system
Stomach
This positive integer is the only even prime number
2
2 of these types of celestial bodies, Phobos and Deimos, orbit the planet Mars
Moons
The radius and the ulna are the 2 bones that make up this body part
The forearm (arm is acceptable)
Along with thymine, guanine, and cytosine, this compound is one of 4 nitrogen bases that makes up DNA
Adenine
The patella is the bone that is more commonly referred to as this body part
Kneecap
Let angles A and B be a complementary pair of angles, and let angles C and D be a supplementary pair of angles. This value is equivalent to the degree measure of A+B+C+D
270 degrees
This ring made up of ice, dust, and rock and resembling the asteroid belt not only orbits the Sun but surrounds every planet in the solar system
The Kuiper belt
This value is equivalent to the tangent of 45 degrees
1