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Match it!
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The tendency of water molecules to stick together is referred to as
A compound contains two or more different elements in a fixed ratio.
a community.
has a membrane.
have more neutrons than the usual nitrogen atom.
cohesion.
the number of protons in the atom
C, H, O, N.
covalent bond
Which of the following best describes the atomic number of an atom?
A compound contains two or more different elements in a fixed ratio.
a community.
has a membrane.
have more neutrons than the usual nitrogen atom.
cohesion.
the number of protons in the atom
C, H, O, N.
covalent bond
Typically, nitrogen atoms are composed of electrons, protons, and neutrons. An isotope of nitrogen could
A compound contains two or more different elements in a fixed ratio.
a community.
has a membrane.
have more neutrons than the usual nitrogen atom.
cohesion.
the number of protons in the atom
C, H, O, N.
covalent bond
A(n) ________ forms when two atoms share electrons.
A compound contains two or more different elements in a fixed ratio.
a community.
has a membrane.
have more neutrons than the usual nitrogen atom.
cohesion.
the number of protons in the atom
C, H, O, N.
covalent bond
Your instructor asks you to look into your microscope to see a prokaryotic cell. You will be looking for a cell that
A compound contains two or more different elements in a fixed ratio.
a community.
has a membrane.
have more neutrons than the usual nitrogen atom.
cohesion.
the number of protons in the atom
C, H, O, N.
covalent bond
The tree in your backyard is home to two cardinals, a colony of ants, a wasp's nest, two squirrels, and millions of bacteria. Together, all of these organisms represent
A compound contains two or more different elements in a fixed ratio.
a community.
has a membrane.
have more neutrons than the usual nitrogen atom.
cohesion.
the number of protons in the atom
C, H, O, N.
covalent bond
Which of the following statements best describes a compound?
A compound contains two or more different elements in a fixed ratio.
a community.
has a membrane.
have more neutrons than the usual nitrogen atom.
cohesion.
the number of protons in the atom
C, H, O, N.
covalent bond
The four most common elements in living organisms are
A compound contains two or more different elements in a fixed ratio.
a community.
has a membrane.
have more neutrons than the usual nitrogen atom.
cohesion.
the number of protons in the atom
C, H, O, N.
covalent bond
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