lines the mucus membrane
increases blood flow
keeps the brain dry and warm
B. zinc, gold, aluminium, oxygen.
C. nitrogen, copper, mercury, water.
D. Chlorine, argon, sodium, limestone.
A list that contains only element is option B which include zinc, gold, aluminum, and oxygen.
A chemical element may be defined as a type of simple substance that significantly cannot be broken down or fragmented into smaller parts or changed into another substance.
The basic part of an element is an atom, which contains subatomic particles like protons, neutrons, and electrons. All atoms of an element have the same number of protons. In list A, the air is not an element, in list C, water is not an element, in list D, limestone is not an element. While list B includes all elements like zinc, gold, aluminum, and oxygen.
Therefore, a list that contains only elements is option B which includes zinc, gold, aluminum, and oxygen.
To learn more about Chemical elements, refer to the link:
#SPJ2
B. the process of diffusion.
c. a lower concentration of perfume particles the the other corners of the room.
D. a higher concentration of perfume particles the the other corners of the room.
species; heredity
B.
genotype; phenotype
C.
heredity; species
D.
phenotype; genotype
Answer: Option B
Explanation: Any organism can be defined by two factors one is its genotype and other one is its phenotype.
The genetic composition of the body of an organism can be said as its genotype. The genes are present inside the cell and determines the physical characters of an organism.
The phenotype can be defined as the physical appearance of the organism. Example: height, color of the organism.
It would increase because of less gravity
It would decrease because of less gravity
None of the above
Answer:
Explanation:
you are on the moon or on Earth. Mass is an intrinsic property of matter and is a measure of the amount of matter in an object. It does not depend on the location of the object or the gravitational field it is in. Therefore, your mass would be the same on the moon as it is on Earth.
It would be the same on the moon as on Earth