A S S I G N M E N T
Fundamentals, chapter 2, pages 2-1 through 2-20, and
Cycle, chapter 3, pages 3-1 through 3-6.
2-1. Matter is defined as anything that
occupies space and has
4. electrical energy
2-2. Which of the following substances
CANNOT be reduced to a simpler
substance by chemical means?
1. An element
2. A compound
3. A gas
4. A molecule
2-3. When two or more elements are
chemically combined, what iS the
resulting substance called?
1. An atom
2. A solid
3. A mixture
4. A compound
2-4. A combination of elements and
compounds that are not chemically
combined and can be separated by
physical means is known as a
2-5. A molecule is a chemical combination
of which of the following parts?
1. Two or more atoms
2. Two or more compounds
3. A liquid and a solid
4. An element and a compound
2-6. The smallest particle of an element
that retains the characteristic of
that element is known by what term?
1. A compound
2. A molecule
3. A mixture
4. An atom
2-7. The electron and proton each have the
same quantity of charge, although the
mass of the proton is about how many
times that of the electron?
2-8. An atom of hydrogen, which contains
one proton and one electron, has what
2-9. Which of the following equipment
use(s) magnetic tape?
2. Tape recorders
3. Video reproduction equipment
4. All of the above
2-10. Electric motors use magnets to
convert mechanical energy into what
other type of energy?
1. Heat energy
2. Solar energy
3. Electrical energy
4. Chemical energy