A&P Ch. 2 Module 1
And Adam has an atomic number 6 and a mass number of 14. how many neutrons does Adam have?
8
what is the most common element in the body
Oxygen
which form of energy is the most useful form of energy in living systems?
chemical
which statement concerning elements is true?
each element is composed of more or less identical particles or building blocks called atoms
match the following: represented by the flow of charged particles along a conductor or the flow of ions across the membrane
electrical energy
on the image indicate which part of the atom is negatively charged
electrons
what two parts of the atom are always equal in number and a neutral atom
electrons in protons
which statement is true?
every element's atoms differ from those of all other elements and give the element It's unique physical and chemical properties
96% of body weight is made up of...
4 elements
which of the following is true of atoms?
Atoms of any given element will differ from those of all other elements and provide the element its unique physical and chemical properties
with regards to isotopes which of the following atomic structures is impossible
B
on the image indicate where most of the mass of the atom is
B (protons) and C (neutrons)
which of the following is true concerning atomic number
The atomic number of any atom is equal to the number of protons in its nucleus
which of the following statements is true concerning the structure of atoms
an atom loses the unique properties of its element when it is split into subatomic particles
which is true concerning atomic weight
atomic weight is the average of the mass numbers of all the isotopes in an element
which statement is incorrect concerning radioisotopes?
ionizing radiation damages tissue by directly damaging organic molecules
which of the following is true of an isotope
isotopes have the same number of protons but differ in the number of neutrons they contain
which of the following statements about kinetic energy is incorrect?
it is a type of stored energy
which of the following is a property of matter
matter can exist in solid liquid or gas states
match the following: legs moving the pedals of a bicycle
mechanical energy
which of the following is not one of the four basic elements that comprise approximately 96% of a human's body weight
potassium
which of the following best defines potential energy?
potential energy is a stored energy, which has the capacity to do work, but is not presently doing so
which subatomic particles are equal in atomic mass
protons and neutrons
which of the following is true concerning mass number
using mass number notation we can identify the number of protons electrons and neutrons