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7th/5th Sci, Structure Of Matter
Test Description: Matter, structure and properties
Instructions: Answer all questions to get your test result.
1) This is the chemical symbol for sugar
A
S
B
H2O
C
NaCl
D
C6H12O6
2) Which action involving an egg is a physical change?
A
frying it
B
boiling it
C
baking it
D
cracking it
3) this is the definition of matter
A
anything that has a volume
B
anything that has a color
C
anything that takes up space
D
anything that has mass and takes up space
4) In a solid the molecules are
A
are loosely packed and slip past one another to fill the container it is in
B
are very loosely packed and move around to take the shape of the container
C
well packed and vibrate back and forth
D
does not have a definite shape or volume
5) In a liquid molecules are
A
made up
B
are loosely packed and slip past one another to fill the container it is in
C
so far apart that it is impossible to measure the volume
D
well packed and vibrate back and forth
6) the periodic table contains symbols that represent the
A
famous scientists
B
mixtures
C
compounds
D
elements
7) The difference between a compound and an element is
A
compounds are only H2O and elements are everything else
B
elements are magical powers that are gained through fire earth and wind
C
compounds are singular and elements are several compounds bonded together
D
compounds are multiple elements bonded together and elements are pure
8) the molecules in a gas are
A
spread far apart so it doesn't have a definite volume or shape
B
created by cooling matter down to freezing point
C
packed so tight that they have a definite shape and only vibrate back and forth but do not move
D
loosely packed that they slip past one another
9) in order to change matter from a liquid to a gas you need to
A
give it to your older bro. he can make anything into gas
B
cool it down until it freezes
C
add heat until it evaporates
D
do nothing you can not make liquid into a gas
10) this is the number of protons in an atom
A
is always an even number
B
the atomic number
C
the atomic mass
D
always the same as the electrons
11) letters that represent different elements on the periodic table are known as
A
element symbols
B
periodic symbols
C
chemical symbols
D
compounds
12) amount of space that an object occupies
A
volume
B
mass
C
weight
D
density
13) amount of mass in a given amount of space (volume)
A
density
B
weight
C
volume
D
mass
14) the force of gravity that pulls on an object
A
matter
B
weight
C
mass
D
volume
15) smallest particles that make up elements
A
compounds
B
atomic number
C
atoms
D
matter
16) a change that does not require a change in the molecules, such as a change in shape, size or state
A
chemical
B
cooking
C
burning
D
physical
17) This is NOT one of the three common states of matter
A
matter
B
atomic number
C
compound
D
element
18) A combination of 2 or more elements
A
gas
B
liquid
C
solid
D
compound
19) A chart that lists the pure substances found in the natural world is usually arranged according to atomic mass
A
compounds
B
elemental table
C
periodic table
D
matter chart
20) This is the chemical symbol for hydrogen
A
H
B
Na
C
Mg
D
He
*select an answer for all questions
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