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Chemistry - Chapter 1 (A)
Test Description: Intro to Matter 6th grade Test Practice - WMS
Instructions: Answer all questions to get your test result.
1) Anything that has mass and takes up space is called _________
A
homogeneous
B
energy
C
heterogeneous
D
matter
2) What holds atoms together in a molecule?
A
density
B
gravity
C
physical bond
D
chemical bonds
3) H2O, C12H22O11 and CO2 are examples of ___________________
A
chemical properties
B
chemical symbols
C
chemical formulas
D
chemical bonds
4) Soil, salad and sugar water are examples of _________________. They can be easily separated.
A
mixtures
B
compounds
C
elements
D
molecules
5) Which scientist found that an atom is mostly empty space?
A
Ernst Rutherford
B
JJ Thompsen
C
John Dalton
D
Niels Bohr
6) Where can a list of every element be found?
A
Mendeleev's elements
B
There is no list.
C
Periodic Table of the Elements
D
online
7) One example of a physical property is _________________
A
baking cookies
B
burning paper
C
dissolving sugar in water
D
toasting marshmallows
8) _____________ travel around the nucleus in energy levels with a negative charge.
A
Neutrons
B
Electrons
C
Nuclei
D
Protons
9) Table salt (NaCl) and water (H2O) are examples of ________________
A
elements
B
compounds
C
atoms
D
mixtures
10) ___________ mixture are evenly spread out and you cannot see the parts.
A
Substance
B
Heterogeneous
C
Molecular
D
Homogeneoous
*select an answer for all questions
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