True/False
Indicate whether the sentence or statement is true
or false.
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1.
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1
liter is just bigger than a quart.
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2.
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Evaporation is the change of a solid turns straight to a gas.
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3.
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Milli
means to multiply by 1000.
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4.
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The
mass of a dollar bill is about 1 gram.
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5.
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Buoyancy is the force of a liquid or gas pushing up on an object that is immersed in
it.
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6.
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Compounds can be separated chemically.
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7.
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The
gaseous state of water is trully a vapor.
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8.
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Rust
is an element.
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9.
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A
meter is just smaller than a yard.
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10.
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The
changing of state is not a chmical change.
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11.
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Kilo
means to multiply by 100.
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12.
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The
change involving a solid to a liquid requires the loss of energy.
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13.
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Sea
water is a heterogeneous mixture.
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14.
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A
compound is made up of more than one kind of matter and can be separated physically.
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15.
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A
homogeneous mixture is one that has the same appearance throughout.
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16.
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An
element is composed of only one type of atom only.
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17.
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The
temperature at which a liquid changes to a gas is the evaporation point.
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18.
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The
measurement systems used by scientist is the English system.
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19.
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The
changing of a gas into a liquid is called condensation.
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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20.
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The
change of a substance from a solid directly to a gas is called a. | condensation. | c. | melting. | b. | evaporation. | d. | sublimation. | | | | |
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21.
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The
SI unit for measuring temperature is the a. | degree. | c. | mole. | b. | kelvin. | d. | ampere. | | | | |
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22.
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A
substance has a mass of 360 g and a volume of 7.5 cm3. What is its
density? a. | 2700
g/cm3 | c. | 480
g/cm3 | b. | 270 g/cm3 | d. | 48 g/cm3 | | | | |
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23.
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A
measurement of the compactness of a substance; ratio of mass to volume. a. | density | c. | malleability | b. | elasticity | d. | viscosity | | | | |
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24.
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Which
SI prefix means one one-hundredth (1/100)? a. | nano- | c. | milli- | b. | micro- | d. | centi- | | | | |
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25.
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Evaporation refers to the change of state from a a. | liquid to a
gas. | c. | solid to a
liquid. | b. | gas to a liquid. | d. | liquid to a solid. | | | | |
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26.
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Lead
has a density of 11.3 g/cm3. What is the volume of a block of lead with a mass of 282.5
g? a. | 2.5
cm3 | c. | 250
cm3 | b. | 25 cm3 | d. | 2500 cm3 | | | | |
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27.
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All
changes of the state of matter require a. | water. | c. | energy. | b. | vibration. | d. | sublimation. | | | | |
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28.
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A
liquid changes rapidly into a gas at the liquid's a. | boiling point. | c. | melting point. | b. | freezing
point. | d. | condensation
point. | | | | |
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29.
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A
material that can be represented by a chemical formula is a. | an
element. | c. | a homogeneous
solution. | b. | a mixture. | d. | a pure substance. | | | | |
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30.
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Maria
is 123 centimeters tall. Her height in meters is a. | 0123 m. | c. | 1.23 m. | b. | 0.123
m. | d. | 12.3
m. | | | | |
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31.
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A
substance that cannot be broken down into simpler substances is a. | a
compound. | c. | an
element. | b. | a mixture. | d. | an atom. | | | | |
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32.
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Matter is defined as anything that a. | can be seen and touched. | c. | can be weighed. | b. | has mass and
takes up space. | d. | contains kinetic
or potential energy. | | | | |
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33.
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A
loaf of bread weighs 1362 g. The weight in kilograms is a. | 1.362
kg. | c. | 01362
kg. | b. | 1362
kg. | d. | 001362
kg. | | | | |
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34.
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The
resistance of a fluid to flow is referred to as a. | pressure. | c. | viscosity. | b. | energy. | d. | shape. | | | | |
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35.
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Which
state of matter will hold its shape without a container? a. | solid | c. | gas | b. | liquid | d. | plasma | | | | |
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36.
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A
measure of how easily a solid can be scratched a. | density | c. | malleability | b. | brittleness | d. | hardness | | | | |
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37.
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The
tendency of a less dense substance to float in a more dense liquid is called a. | viscosity. | c. | sublimation. | b. | density. | d. | buoyancy. | | | | |
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38.
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The
smallest unit of a substance that behaves like the substance is a. | an
element. | c. | a
molecule. | b. | an atom. | d. | a compound. | | | | |
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39.
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Which
SI prefix means one million? a. | kilo- | c. | giga- | b. | mega- | d. | milli- | | | | |
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40.
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Matter that is made up or two types of matter that can be separated
physically a. | element | c. | mixture | b. | compoune | d. | substance | | | | |
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41.
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A
measure of how easily a solid will shatter a. | fluid | c. | elasticity | b. | brittleness | d. | viscosity | | | | |
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42.
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Which
of the following is not a way of separating a mixture a. | sortin | c. | stirring | b. | filtering | d. | heating | | | | |
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43.
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The
boiling point of water is
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44.
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Of
the following, which is a compound a. | hydrogen | c. | carbon dioxide | b. | silver | d. | sodium | | | | |
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45.
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Measure of a solid's ability to return to its original shape after
stretching a. | buoyancy | c. | tensile
strength | b. | elasticity | d. | density | | | | |
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46.
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A
measurement of how easily a solid can be pounded into thin sheets a. | density | c. | hardiness | b. | malleability | d. | brittleness | | | | |
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47.
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Ice
floats in water because it is a. | more dense than water. | c. | colder than water. | b. | less dense than
water. | d. | warmer than
water. | | | | |
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48.
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You
are asked to find the area of a room that is 4.56 m long and 5.668 m wide. How many significant
figures should you show in your answer?
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49.
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The
standard metric unit of mass a. | gram | c. | meter | b. | liter | d. | joule | | | | |
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50.
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You
put 1 gram of salt into 1 liter of water and stir. The resulting liquid is an example
of a. | a pure
substance. | c. | a homogeneous
mixture. | b. | a heterogeneous mixture. | d. | an immiscible mixture. | | | | |
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