Transcript Science CRCT Practice Questions

Science CRCT Practice
Questions
Question 1
• Which of the following items is the LEAST
LIKELY to be recyclable?
A.
B.
C.
D.
wrapping paper
glass bottles
plastic bottles
foam coffee cups
Question 2
• Georgia’s state mineral is staurolite. Pieces of
this mineral often resemble a cross. What
physical property of the mineral does this
describe?
A. texture
B. shape
C. color
D. luster
Question 3
• In what Georgia habitat would you most likely
find an alligator?
A.
B.
C.
D.
mountains
swamp
coast
Piedmont
Question 4
• A car sits in a parking lot on a hot summer day.
Reza gets in. As he sits down, he touches
different parts of the car. Which will be the
hottest?
A. the cloth seats
B. the metal seat belt buckle
C. the plastic radio dials
D. the rear view mirror
Question 5
• What types of rocks are found in Georgia?
A.
B.
C.
D.
sedimentary and igneous rocks only
igneous rocks only
metamorphic and igneous rocks only
metamorphic, igneous, and sedimentary
rocks
Question 6
• Mom has packed you a juice box for lunch.
What should it be put in to keep it the
coldest?
A.
B.
C.
D.
a Styrofoam cooler
a paper bag
a plastic bag
nothing at all
Question 7
• How do plastic bags hurt animals?
A.
B.
C.
D.
Birds use them to line their nests.
Little animals live in them.
Animals may eat them.
Animals store food in them.
Question 8
• What breaks rocks down into smaller pieces of
grains?
A.
B.
C.
D.
thunder
the Sun
wind and water
minerals
Question 9
• Graphite, fluorite, and magnetite are all types
of __________________
A.
B.
C.
D.
sand.
minerals.
fossils.
soils.
Question 10
• Sandy wants to make a boxcar. She wants to pull the
car forward by sliding a bar magnet along the front of
it.
• What material should she make body of the boxcar
out of?
a.
b.
c.
d.
a cardboard box
a steel box’
a plastic box
an aluminum box
Question 11
• What kind of fossil would an earthworm
MOST LIKELY form?
a.
b.
c.
d.
body fossil
mineralized fossil
trace fossil
no fossil
Question 12
• Which of the following would be attracted to
lodestone?
a.
b.
c.
d.
a leather belt
an iron belt
a silver earring
a cotton sock
Question 13
• What type of soil contains a lot of humus, air,
and water?
a.
b.
c.
d.
clay
loam
subsoil
bedrock
Question 14
• Which features of an animal help it live on top
of a mountain?
a.
b.
c.
d.
keen eyesight to avoid people
long sharp bill to catch fish
strong fins to swim
large lungs to survive thin air
Question 15
• How could you determine the transparency of
a rock or mineral?
a. Look for crystals and grains inside it.
b. Shine a flashlight on it to see if light shines
through it.
c. Determine its color.
d. Take it into a dark room to see if it glows.
Question 16
• Which living thing below is NOT an animal?
a.
c.
b.
d.
Question 17
• You discover that your fingernail can scratch a
rock sample. Which word describes your
rock?
a.
b.
c.
d.
soft
granular
Hard
very hard
Question 18
• Which item below cannot be EASILY recycled?
a.
b.
c.
d.
plastic milk jug
glass bottle
television
old book
Question 19
• Bones, teeth, and shells are examples of what
types of fossil?
a.
b.
c.
d.
dried fossils
body fossils
trace fossils
young fossils
Question 20
• Where are minerals found?
a.
b.
c.
d.
everywhere in the world
in Earth’s atmosphere
only in Earth’s core
only in the oceans
Question 21
• Suzie is getting ready for school. Which of her
activities conserves resources?
a.
b.
c.
d.
She takes a long shower.
She blow dries her hair.
She brushes her hair.
She turns off the bathroom light.
Question 22
• Which of Georgia’s geographic regions is best
suited for farming?
a.
b.
c.
d.
Coastal Plain
Piedmont
Blue Ridge
Valley and Ridge
Question 23
• Which of the following statements is true
about the nature of magnetic materials?
a.
b.
c.
d.
Minerals containing iron are magnetic.
All magnets are man-made.
Minerals cannot act as magnets.
All metals act as magnets.
Question 24
• Which of the following is NOT a way to sort
rock?
a.
b.
c.
d.
by humus content
by density
by color
by hardness
Question 25
• How does throwing batteries in the garbage
harm the environment?
a. Throwing batteries in a landfill does not harm
the environment.
b. In a landfill, batteries can pollute the soil.
c. Batteries in the landfill can accidentally cause
electrical charges.
d. Batteries rot and smell bad in landfills.
Question 26
• Weathered rock that is mixed with air, water,
and humus makes_________________.
a.
b.
c.
d.
new rock
soil
minerals
Earth’s crust
Question 27
• Which of the following items does not belong
with the others?
iron
steel
cooper
magnetite
a. iron
b. steel
c. cooper
d. magnetite
Question 28
• How does Georgia’s mountain habitat differ from the
coastal habitat?
a. The mountain habitat has freezing temperatures
while the coast does not.
b. The mountain habitat has lots of salt water while
the coast does not.
c. The mountain habitat has very sandy soil while the
coast does not.
d. The mountain habitat has soggy soil while the coast
does not.
Question 29
• The loblolly pine is a common pine tree found
in many parts of Georgia. What features of a
pine tree help it live almost everywhere in
Georgia?
a.
b.
c.
d.
needle leaves
good fruit production
bark that keeps it warm
ability to survive in salt water
Question 30
• What tool do scientists use to view things that
are too small to see with eyes?
a.
b.
c.
d.
a telescope
a mass balance
a microscope
a pair of binoculars
Question 31
• What features of a beaver help it to survive in
a swamp?
a.
b.
c.
d.
webbed feet
long, thin body
whiskers
thin fur
Question 32
• You go on a trip to the beach with your
parents. When you arrive, what types of
animals do you most expect to see?
a.
b.
c.
d.
black bears and beavers
horseshoe crabs and clams
snakes and mice
chipmunks and badgers
Question 33
• Which of the following is NOT a good way to
observe and classify a sample of soil?
a.
b.
c.
d.
Taste it to see if it is bitter or sweet.
Pour water on it to see how it drains.
Feel it to determine its texture.
Look at it to see what color it is.
Question 34
• Which item listed below will break down
naturally if left outdoors?
a.
b.
c.
d.
copper wire
plastic bags
an apple
a tire
Question 35
• Two pieces of wood are rubbed against each
other. Which of the following changes in
motion will INCREASE the friction between the
wood pieces?
a.
b.
c.
d.
Rub them slower.
Press the pieces harder against each other.
Don’t press the pieces together as hard.
Make their surfaces smoother.
Question 36
• The Eastern Oyster lives along Georgia’s coast.
What features of an oyster help it survive on
Georgia’s coast?
a.
b.
c.
d.
long, sensitive whiskers
hard , protective shell
warm, defensive feathers
short arms and long legs
Question 37
• Copper is a much better thermal conductor
than glass. Diamonds are the best thermal
conductors of all. Arrange these materials in
order, from lowest thermal conductivity to
highest.
a. copper < glass < diamond
b. diamond < copper < glass
c. glass < copper < diamond
d. glass < diamond < copper
Question 38
• Brian and his family go fishing. They throw
their soda cans and other trash into Lake
Lanier. How does this affect the lake’s
habitat?
a. Their trash pollutes the lake.
b. Their trash creates new homes for the
animals.
c. Their trash provides animals with food.
d. Their trash helps plants to grow.
Question 39
• In an experiment, Betsy takes and empty milk jug
with holes in the bottom and fills it with soil. She
places it on top of an aluminum pan and pours a
glass of water into a jug. Only a very small amount of
water drains through the aluminum pan. What type
of soil is in her jug?
a.
b.
c.
d.
clay
sand
dirt
rock soil
Question 40
• What type of plant would be common on
Jekyll Island?
a.
b.
c.
d.
cypress tree
mountain laurel
palm tree
tulip popular
Question 41
• Three magnets are placed in a line, end on
end. They are attracted to each other.
Choose a possible arrangement of the
magnets.
a.
b.
c.
d.
S – N/ S – N / S – N
S – N/ N – S / S – N
N – S/ S – N / N – S
C and D are both correct
Question 42
• Select the picture of an animal that lives in the
Piedmont.
a.
c.
b.
d.
Question 43
• What type of plant would NOT commonly be
found in northern Georgia?
a.
b.
c.
d.
pine tree
oak tree
palm tree
maple tree
Question 44
• What are mountains, canyons, and riverbeds
examples of?
a.
b.
c.
d.
weathered rocks
magma
the Earth’s mantle
minerals
Question 45
• Saltmarsh cordgrass is a type of plant found in one of
Georgia’s habitats. This plant lives in high
temperatures, changing water levels and high salt
content. In which habitat do you think cordgrass will
be found?
a.
b.
c.
d.
mountains
coast
swamp
Piedmont
Question 46
• Which picture below is of a mountain?
a.
c.
b.
d.
Question 47
• What type of plant would be found near Stone
Mountain?
a.
b.
c.
d.
sea oats
royal palm
pine tree
water lily
Question 48
• Which organism is most harmed by water
pollution?
a.
b.
c.
d.
bluebird
dog
fish
snake
Question 49
• Rachae wants to make ice tea. She places a pitcher
of water in the Sun and puts the tea bags in the
water. Which of the following actions will cause the
pitcher of water to heat up faster?
a.
b.
c.
d.
Wrap the pitcher in plastic wrap.
Wrap the pitcher in white paper.
Wrap the pitcher in black paper.
Wrap the pitcher in a cotton scarf.
Question 50
• Marcus sets a fire in the fireplace. He stands
in front of it. What happens as a result of him
lighting the fire?
a.
b.
c.
d.
an increase in thermal energy
the transfer of heat from the fire to the air.
an increase in temperature
all of the above
Question 51
• The table shows the
thermal conductivities of
four materials commonly
found around us. The
higher the number, the
higher thermal conductivity
of the material.
Material
Thermal
Conductivity
concrete
1.7
Cement
0.29
liquid water
0.6
soil
1.5
Which of these
materials heats the
MOST QUICKLY
on a hot day?
a.
b.
c.
d.
concrete
cement
liquid water
soil
Question 52
• What are the two poles on a magnet called?
a.
b.
c.
d.
up and down
north and south
east and west
attractive and repulsive
Question 53
• Magma rises up from the Earth’s mantle. As it
cools it forms _______________
a.
b.
c.
d.
sedimentary rock.
metamorphic rock.
igneous rock.
magma rock.
Question 54
• What word is used to describe a soil
containing large grain sizes?
a.
b.
c.
d.
powdery
fine
coarse
wet
Question 55
• A house that is built in the desert gets a lot of
direct sunlight. The homeowner wants the
house to stay cool during the hot summer
months. What color should the house be
painted?
a. black
b. blue
c. brown
d. white
Question 56
• What feature of a fox help it to survive in the
cold of the mountain environment?
a.
b.
c.
d.
long legs
thick fur
hard shell
large ears
Question 57
• Which of the following statements about
minerals is FALSE?
a.
b.
c.
d.
All minerals are magnetic.
Rocks are made of minerals.
They are inorganic and were never alive.
They are solid.
Question 58
• The force that brings the opposite poles of
two magnets together is BEST described as
_______________
a.
b.
c.
d.
attractive
repulsive
adhesive
insulating
Question 59
• The footprints of a particular dinosaur were
found in several places. What can they tell us
about that dinosaur?
a.
b.
c.
d.
how long it lived
where it traveled
what it ate
how it died
Question 60
• Alligators live in Georgia’s swamps. What
special features of an alligator help it to live in
a swamp?
a.
b.
c.
d.
thick fur to protect against cold
short legs to conserve body heat
eyes and ears on the top of their heads
large fins to swim better
Question 61
• What type of soil is best suited for farming?
a.
b.
c.
d.
rocky soil
loam
clay
sand
Question 62
• Which is NOT a habitat found in Georgia?
a.
b.
c.
d.
mountains
tundra
coast
Piedmont
Question 63
• Fossils can form in a few ways. Which is NOT a
word that describes how fossils form?
a.
b.
c.
d.
eaten
frozen
buried
dried
Question 64
• Which method of disposing of yard waste
contributes MOST to air pollution?
a.
b.
c.
d.
burning it
composting it
gardening with it
burying it
Question 65
• What does a fossil with hair or skin still
attached to it tell us about that organism?
a.
b.
c.
d.
It is a very old fossil.
It is a very young fossil.
It is still living.
It must be a woolly mammoth.
Question 66
• What do squirrels do during the winter to
survive the cold?
a.
b.
c.
d.
migrate
lose leaves
stop sleeping
hibernate
Question 67
• Which idea below is NOT a way to reuse an
old tee shirt?
a. cut it into rags and use the rags to clean the
house
b. use it as bedding for your pet
c. throw it in the trash
d. make it into a book cover for your text books.
Question 68
• Sandy has four different plastic boxes. Each is
a different color. She puts an ice cube in each
box and places all four boxes in direct sunlight.
Which box contains the ice cube that melts
the fastest?
a. blue
b. white
c. black
d. yellow
Question 69
• Which of the following can cause a sharp,
rough mountain to become smooth over
time?
a.
b.
c.
d.
light and darkness
Sunlight
wind and rain
thunder and lightening
Question 70
• Mariana puts four items on her desk: a paper
clip, a cotton ball, a rubber eraser, and a steel
tack. Then she moves a bar magnet over the
items. How many items does the bar magnet
pick up?
a.
b.
c.
d.
1
2
3
4