1Which object requires the most force to move a distance of 1 meter

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1 Which object requires the most force
to move a distance of 1 meter? A Bird
feather B Rubber ball C Block of
cement D Block of wood
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Students placed two identical toy cars on
these wooden ramps. The students let the cars
roll down the ramps. 2 What causes these
cars to move down the ramps? A
Electricity B A force that pulls C
Magnets D A force that lifts
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3 A car will skid more on a wet road than
on a dry road. This happens because between the
tires and the dry road, there is more A
gravity B magnetism C friction D heat
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4 The picture shows different points
along a toy rockets path after it blasted
off. How much height did the rocket gain
between Points Q and R?
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5 Which force is most responsible for
raindrops falling to Earth? F Friction G
Wind H Thrust J Gravity
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6 The picture shows the process of
F melting G boiling H
condensing J freezing
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7 If the person in the middle
lets go of the rope, in which direction would
objects X and Y go? A X up, Y up B X up,
Y down C X down, Y down D X down, Y up
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Landfill X Landfill
Y8 The diagram shows landfills where two
communities put garbage. What is the advantage
of Landfill Y? F The waste lasts
longer. G The groundwater is
safer. H The soil contains more
nutrients. J The trucks move faster.
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9 The picture shows two bowling
balls being held in position with four ropes.
The box will be flipped upward if which rope is
cut? A W B X C Y D Z
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10 Which of these is a good conductor of
electricity? F Glass G Metal H
Rubber J Plastic
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11 Which of the following can be attracted
to a magnet? F Gold ring G Glass
marble H Iron needle J Wool sock
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12 Matter can undergo changes. When water
boils, a F liquid becomes a solid G
solid becomes a liquid H liquid becomes a
gas J gas becomes a solid
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13 In an experiment salt and sand are mixed
together. Which of these procedures could be
used to most easily separate the salt from the
sand? A C B D
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14 Carbon powder and iron filings are both
black powders. When mixed together, they look
like one black powder. Which of these would be
best to use to separate the iron filings from the
carbon powder? F A magnifying glass G
Heat H A magnet J Water
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15 A company collects cans for recycling. Some
cans are made of aluminum, and some are made of
iron. Which of the following is the best way to
separate the two types of cans? A Heat the
iron cans until they melt B Use scissors to cut
the cans C Use a magnet to pick up the iron
cans D Float the cans in water
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16 A student places a sugar cube in a
beaker of water. What change will occur? A
The sugar cube will not change. B More water
will be formed. C The sugar cube will become
smaller. D The water will form crystals
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17 In an activity, 20 grams of salt
are dissolved in 70 grams of pure water. The
water is then heated on a hot plate. When the
water evaporates completely, how much salt will
be left? A 0 grams B 18 grams C 20
grams D 22 grams
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18 Crystals were grown on a string
in a clean glass jar containing sugar dissolved
in hot water. The crystals grew on the string for
several weeks. What kind of crystals are
they? F String G Water H Glass J
Sugar
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19 A teaspoon of clean, dry sand is added to a
cup of warm saltwater. What is most likely to
happen after the mixture is stirred and then
placed on a table for five minutes? A The
amount of water will increase. B The salt will
float to the top. C The sand will settle to the
bottom. D The cup will heat up.
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20 Which of the following thermometers
shows the boiling point of water in a
pan? F G H J
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21 When a chocolate bar is heated by the
sun, all of the following are likely to be seen
EXCEPT F boiling G a liquid H
melting J a change in shape
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22 Some students were studying properties of
water. One student placed a cup containing 80 mL
of water in a freezer. Another student placed an
identical cup containing 40 mL of water in a
different freezer. Which of the following will
be the same for both cups of water? A The
temperature at which the water freezes B The
mass of the frozen water C The time it takes
the water to freeze D The volume of the frozen
water
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23 What two forms of energy does a flame from a
burning candle release? F Electrical and
mechanical G Chemical and electrical H Light
and heat J Heat and nuclear
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24 The diagram above shows a light ray
approaching a mirror. Which of the diagrams
below shows how the light travels after striking
the mirror? A B C
D
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25 All the following are examples of light
being refracted EXCEPT A C B D
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26 Light traveling through a pair of
eyeglasses is F refracted G
transmitted H absorbed J reflected
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27 A student holds a note card behind a
jar of water. Which of the following best
explains why the part of the note card seen
through the jar looks different from the rest of
the note card? A The jar reflects light
hitting its surface. B The water absorbs light
hitting its surface. C The jar scatters light
passing through it. D The water bends light
passing through it.
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28 Which of these pictures shows the way to
use a battery to light a bulb? A C B
D
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29 Which circuit will cause the lightbulb to
glow? A C B D
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30 Which of these is made to change
electrical energy to heat energy? A C
B D
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31 The wires connecting the
battery and the lightbulb create a closed
circuit. What would happen if one of these wires
were cut? F The battery would lose its
charge. G The glass would crack. H The
light would go out. J The wire would become
hot.
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32 A student plans to make this lightbulb
glow. All of the following objects can be used
to complete the circuit EXCEPT A a copper
penny B a plastic comb C a metal clip D an
iron nail
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33 Sound is made when a drumstick
hits the drum. This happens because the force of
the drumstick on the drum causes F
vibrations G electrical currents H heat
energy J a magnetic charge
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34 Blowing through a pipe can produce a
sound because the F air in the pipe
vibrates G pipe speeds up the air H pipe
cools the air J air is absorbed by the pipe
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35 An insect that produces waves in the water
also produces waves in the air. What can these
air vibrations produce? A Sound B Light C
Oxygen D Carbon
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Grade 5 Objective 3 Answer Key
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