New York Science Grade 7

Section 1: What is a solution?

Section Quizzes - English

1
An atom's identity is determined by the number of __________ in its nucleus.
A)neutrons
B)protons
C)electrons
D)positrons
2
Matter that has fixed composition is a __________.
A)solid
B)mixture
C)solution
D)substance
3
Which of the following is a compound?
A)air
B)blood
C)water
D)brass
4
Which of the following is a solution?
A)milk
B)muddy water
C)chlorine
D)salt water
5
A mixture that appears to have the same composition, color, and density and is mixed at the molecular level is called a(n) __________.
A)heterogeneous mixture
B)suspension
C)element
D)solution
6
A(n) __________ is made of two or more elements chemically combined in fixed ratios.
A)atom
B)solution
C)mixture
D)compound
7
__________ are combinations of substances that can be separated by physical processes.
A)Mixtures
B)Elements
C)Compounds
D)Atoms
8
A mixture in which the substances are not mixed evenly is called __________.
A)homogeneous
B)precipitated
C)heterogeneous
D)a solution
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe

Please read our Terms of Use and Privacy Policy before you explore our Web site. To report a technical problem with this Web site, please contact the Web Producer.