Conceptual Physics

1. Clicker Questions
Chapter 11:
The Atomic
Nature of Matter
© 2015 Pearson Education, Inc.

2. Brownian motion has to do with the
a) size of atoms.
b) vibrations of atoms.
c) random motions of atoms and molecules.
d) rhythmic movements of Brownians.
© 2015 Pearson Education, Inc.

3. Brownian motion has to do with the
a) size of atoms.
b) vibrations of atoms.
c) random motions of atoms and molecules.
d) rhythmic movements of Brownians.
Comment:
It was Einstein's investigation of Brownian motion that
in 1922 won him the Nobel Prize in Physics.
© 2015 Pearson Education, Inc.

4. It is correct to say that atoms that make up your
body
a) were formed in ancient stars.
b) were previously a part of your neighbor's bodies.
c) are in motion at all times.
d) All of these.
© 2015 Pearson Education, Inc.

5. It is correct to say that atoms that make up your
body
a) were formed in ancient stars.
b) were previously a part of your neighbor's bodies.
c) are in motion at all times.
d) All of these.
© 2015 Pearson Education, Inc.

6. Compared with the wavelength of visible light,
atoms are
a) about the same size.
b) smaller.
c) larger.
d) fuzzier.
© 2015 Pearson Education, Inc.

7. Compared with the wavelength of visible light,
atoms are
a) about the same size.
b) smaller.
c) larger.
d) fuzzier.
© 2015 Pearson Education, Inc.

8. Which of the following has the smallest mass?
a) Proton
b) Neutron
c) Electron
d) Except for slight differences, all have about the
same mass.
© 2015 Pearson Education, Inc.

9. Which of the following has the smallest mass?
a) Proton
b) Neutron
c) Electron
d) Except for slight differences, all have about the
same mass.
© 2015 Pearson Education, Inc.

10. The reason you don't fall between the atoms in
the floor you stand on involves
a) the small spaces between atoms.
b) electrical forces.
c) the rigidity of solids.
d) pressure.
© 2015 Pearson Education, Inc.

11. The reason you don't fall between the atoms in
the floor you stand on involves
a) the small spaces between atoms.
b) electrical forces.
c) the rigidity of solids.
d) pressure.
© 2015 Pearson Education, Inc.

12. An element is a substance consisting of
a) atoms of the same kind.
b) atoms or molecules of the same kind.
c) only protons.
d) protons and electrons in balance.
© 2015 Pearson Education, Inc.

13. An element is a substance consisting of
a) atoms of the same kind.
b) atoms or molecules of the same kind.
c) only protons.
d) protons and electrons in balance.
© 2015 Pearson Education, Inc.

14. The classic periodic table
a) has four legs.
b) lists the known elements.
c) is now outmoded and has been replaced by
modeling programs.
d) None of the above.
© 2015 Pearson Education, Inc.

15. The classic periodic table
a) has four legs.
b) lists the known elements.
c) is now outmoded and has been replaced by
modeling programs.
d) None of the above.
© 2015 Pearson Education, Inc.

16. Investigation of atoms sequenced along each
horizontal row (period) of the periodic table
shows that atoms decrease in
a) mass.
b) size.
c) atomic weight.
d) None of the above.
© 2015 Pearson Education, Inc.

17. Investigation of atoms sequenced along each
horizontal row (period) of the periodic table
shows that atoms decrease in
a) mass.
b) size.
c) atomic weight.
d) None of the above.
© 2015 Pearson Education, Inc.

18. If you add or subtract a proton to or from the
nucleus of an atom, you produce
a) a completely different atom.
b) an isotope of the same atom.
c) an ion.
d) None of the above.
© 2015 Pearson Education, Inc.

19. If you add or subtract a proton to or from the
nucleus of an atom, you produce
a) a completely different atom.
b) an isotope of the same atom.
c) an ion.
d) None of the above.
© 2015 Pearson Education, Inc.

20. The atomic number of an atom is defined in
terms of its number of
a) protons.
b) neutrons.
c) protons and neutrons.
d) protons, neutrons, and electrons.
© 2015 Pearson Education, Inc.

21. The atomic number of an atom is defined in
terms of its number of
a) protons.
b) neutrons.
c) protons and neutrons.
d) protons, neutrons, and electrons.
© 2015 Pearson Education, Inc.

22. The size of an atom is mostly determined by
the space occupied by its
a) nucleus.
b) electrons.
c) protons.
d) neutrons.
© 2015 Pearson Education, Inc.

23. The size of an atom is mostly determined by
the space occupied by its
a) nucleus.
b) electrons.
c) protons.
d) neutrons.
© 2015 Pearson Education, Inc.

24. Which of these elements has atoms of the
greatest mass?
a) Helium
b) Carbon
c) Gold
d) Uranium
© 2015 Pearson Education, Inc.

25. Which of these elements has atoms of the
greatest mass?
a) Helium
b) Carbon
c) Gold
d) Uranium
© 2015 Pearson Education, Inc.

26. Which of these elements has atoms with the
greatest number of electrons?
a) Helium
b) Carbon
c) Gold
d) Uranium
© 2015 Pearson Education, Inc.

27. Which of these elements has atoms with the
greatest number of electrons?
a) Helium
b) Carbon
c) Gold
d) Uranium
© 2015 Pearson Education, Inc.

28. Molecules are composed of
a) atoms.
b) electrons and protons.
c) atomic nuclei and orbiting electrons.
d) particles larger than atoms.
© 2015 Pearson Education, Inc.

29. Molecules are composed of
a) atoms.
b) electrons and protons.
c) atomic nuclei and orbiting electrons.
d) particles larger than atoms.
© 2015 Pearson Education, Inc.

30. Atoms combine to form molecules by way of
a) nuclear forces.
b) electric repulsion.
c) shared or exchanged electrons.
d) neutron attractions.
© 2015 Pearson Education, Inc.

31. Atoms combine to form molecules by way of
a) nuclear forces.
b) electric repulsion.
c) shared or exchanged electrons.
d) neutron attractions.
© 2015 Pearson Education, Inc.

32. A compound is composed of different kinds of
atoms
a) mixed together.
b) moving at the same average speed.
c) in definite proportions.
d) in the gaseous form.
© 2015 Pearson Education, Inc.

33. A compound is composed of different kinds of
atoms
a) mixed together.
b) moving at the same average speed.
c) in definite proportions.
d) in the gaseous form.
© 2015 Pearson Education, Inc.

34. The atoms in isotopes of a particular element
have different numbers of
a) electrons.
b) protons.
c) neutrons.
d) electric charges.
© 2015 Pearson Education, Inc.

35. The atoms in isotopes of a particular element
have different numbers of
a) electrons.
b) protons.
c) neutrons.
d) electric charges.
© 2015 Pearson Education, Inc.

36. Isotopes of a given element differ in
a) atomic number.
b) mass number.
c) electron number.
d) their place in the periodic table.
© 2015 Pearson Education, Inc.

37. Isotopes of a given element differ in
a) atomic number.
b) mass number.
c) electron number.
d) their place in the periodic table.
© 2015 Pearson Education, Inc.

38. The shell model of the atom views electrons as
occupying
© 2015 Pearson Education, Inc.
a) shells.
b) three-dimensional orbitals.
c) circular or elliptical orbits.
d) standing waves.

39. The shell model of the atom views electrons as
occupying
a) shells.
b) three-dimensional orbitals.
c) circular or elliptical orbits.
d) standing waves.
Explanation:
Straight-forward enough? Are you acquainted with friends who
feel a straight answer can't be the one to pick—that there's
always a trick? Ask with a straight face, "What really is 1 + 1." Is
there a long pause in answering?
© 2015 Pearson Education, Inc.

40. If 1.0 gram of antimatter meets with 4.0 grams
of matter, the energy released would
correspond to the energy equivalent of
a) 1 gram.
b) 2 grams.
c) 4 grams.
d) much more than 4 grams.
© 2015 Pearson Education, Inc.

41. If 1.0 gram of antimatter meets with 4.0 grams
of matter, the energy released would
correspond to the energy equivalent of
a) 1 gram.
b) 2 grams.
c) 4 grams.
d) much more than 4 grams.
© 2015 Pearson Education, Inc.