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7th Grade- Unit 6
Test Description: Matter
Instructions: Answer all questions to get your test result.
1) The standard unit for measuring mass
A
gram per cubic centimeter
B
milliliter per cubic centimeter
C
milliliter
D
kilogram
2) a unit for measuring the volume of a liquid is the
A
kilogram
B
gram per cubic centimeter
C
milliliter per cubic centimeter
D
milliliter
3) the weight of an object is measured using a scale that
A
tells how hard the object is pushing on it due to gravity
B
compares the mass of an object with a standard unit of mass
C
indicates how much water is displaced by the object
D
shows the amount of space the object occupies
4) to find the volume of a rectangular box
A
multiply the length, width, and height
B
divide the length by the height
C
multiply one atom's mass by the total
D
subtract the mass from the weight
5) compounds can be separated only by
A
evaporating the liquid that contains the atoms
B
using a magnet to attract certain atoms
C
breaking the atoms into smaller pieces
D
breaking the bonds between atoms
6) whether a substance is a solid, liquid, or a gas depends on how close the atoms are to one another AND
A
the size of the container
B
how much matter the atoms have
C
the volume of each atom
D
how free the atoms are to move
7) a liquid has
A
a fixed volume and a fixed shape
B
no fixed volume and no fixed shape
C
a fixed volume and no fixed shape
8) which has more mass
A
volley ball
B
bowling ball
C
soccer ball
D
beach ball
9) which has a larger volume?
A
volley ball
B
basket ball
C
all of these have about the same volume
D
bowling ball
10) to compare the mass of 2 objects, you would use
A
meter stick
B
gradulated cylinder
C
ruler
D
balance
11) what would happen to your mass if you went to the moon?
A
you would instantly have less mass
B
your mass would decrease because of the lack of gravity
C
you would weigh more on a scale
D
your mass would not change
12) the downward pull of an object due to gravity is called
A
mass
B
matter
C
weight
D
volume
13) the amount of space that an object occupies is called the object's
A
weight
B
mass
C
volume
D
matter
14) some objects have irregular shapes, to find the volume you could use
A
length x width x height
B
the displacement method
C
a scale
D
length x width
15) what is the volume of a box that is 2cm long, 5cm wide, and 3 cm high?
A
40 cm3
B
20 cm3
C
30 cm2
D
30 cm3
16) the smallest basic unit of matter is called a(n)
A
element
B
atom
C
molecule
D
compound
17) when atoms bond together, or combine, they make a particle called a
A
molecule
B
element
C
atomic bomb
D
mixture
18) a combination of different substances that remain individual substances and can be separated by physical means is called a
A
atom
B
molecule
C
element
D
compound
19) a _________ is a substance that contains only a single type of atom
A
mixture
B
molecule
C
compound
D
atom
20) when sodium and chlorine come together they form
A
water
B
carbon dioxide
C
table salt
D
helium
*select an answer for all questions
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