1. What do you
know about
Science?

2. From the food she has eaten. From the exercise she did earlier.
Kara is pushing her bicycle
up a hill. Where does Kara
get the energy to push
her bicycle?
From the food she has eaten.
From the exercise she did earlier.
From the ground she is walking on.
From the bicycle she is pushing. 1

3. It froze. It melted. It condensed. It evaporated.
It rained early in the morning. A student
sees a puddle of water on the sidewalk when
she travels to school. The water in the
puddle is gone when she travels home.
What happened to the water in the puddle?
It froze.
It melted.
It condensed.
It evaporated. 2

4. If all of the fish are removed from this food
web, which animal population will most likely
decrease first?
Turtles B. Mosquito larvae
C. Pelicans D. Dragonfly larvae 3

5. Which two planets are closest to Earth? Mercury and Saturn
Mars and Jupiter
Mercury and Venus
Venus and Mars 4

6. vibrations. electrical currents. heat energy. a magnetic charge.
Sound is made when a
drumstick hits the drum.
This happens because the
force of the drumstick
on the drum causes …
vibrations.
electrical currents.
heat energy.
a magnetic charge. 5

7. Which of these refers only to living things?
clouds, fire, rivers
fire, rivers, trees
rivers, birds, trees
birds, trees, worms 6

8. People wear hats when outside in the winter.
How do hats help people stay warm?
Hats stop thermal energy from leaving their heads.
Hats slow down the thermal energy leaving their heads.
Hats stop cold from entering their bodies through
their heads.
Hats slow down cold from entering their bodies
through their heads. 7

9. Which of these best represents Mars?Q R S T 8

10. one day one week one month one year About how long does it take
Earth to make a complete
rotation on its axis?
one day
one week
one month
one year 9

11. glass metal rubber plastic Which of these is a good
conductor of electricity?
glass
metal
rubber
plastic 10

12. A car skid more on a wet road than a dry road. This happens because
between the tires and the dry road,
there is more …
gravity
magnetism
friction
heat 11

13. Light traveling through a pair of eyeglasses is …
refracted
transmitted
absorbed
reflected 12

14. Which of the following can be attracted to a magnet?
gold ring
glass marble
iron needle
wool sock 13

15. MOST likely to find such a bird?
This is a drawing of a
bird’s foot.
Where would you be
MOST likely to find such a bird?
forest
lake
desert
meadow 14

16. What is the mass of the ants? Will ants go to a dark or light area?
This experiment was
probably set up to answer
which of the following
questions?
What is the mass of the ants?
Will ants go to a dark or light area?
How many kinds of ants are there?
Where do ants get food? 15

17. Which travels fastest?
a train
an airplane
sound
light 16

18. What tool is used to find the temperature at which water boils?17

19. The battery would lose its charge. The glass would crack.
The wires connecting the
battery and the lightbulb
create a closed circuit.
What would happen if one
of these wires were cut?
The battery would lose its charge.
The glass would crack.
The light would go out.
The wire would become hot. 18

20. John kept some seeds on moist cotton in a
dish. Mike put the same kind of seeds in a
dish beside John’s dish, and covered them
with water. After two days, John’s seeds
sprouted, but Mike’s did not.
Which is the most likely reason?
Mike’s seeds needed more air.
Mike’s seeds needed more light.
Mike did not put the dish in a warm enough place.
Mike should have used a different kind of seed. 19

21. What is the approximate diameter of this coin? 2 millimeters
2 centimeters
2 meters
2 kilometers 20

22. Which of these questions can be answered
from the results of this experiment?
Do beans need light in order to grow?
Can beans grow faster in groups of eight?
Does seawater affect bean growth?
How much water is needed for beans to grow? 21

23. The moon produces no light, and yet it shines at night. Why is this?
The moon reflects the light from the Sun.
The moon rotates at a very high speed.
The moon is covered with a thin layer of ice.
The moon has many craters. 22

24. A. B. D. C. Which experiment would best show how
different methods of plowing fields on
a hill affect erosion? A. B. D. C. 23

25. A beam of light strikes a mirror as shown to the right.
Which picture best shows
what the reflected light
would look like? 24

26. In a box there is a mixture of iron filings and sand. Which is the
easiest way to separate the iron
filings from the sand?
Pour water on the mixture
Use a magnifying glass
Use a magnet
Heat the mixture 25

27. What is the mass of these rocks? 10 grams 17 grams 19 grams 22 grams26

28. B. A. C. D. An uncovered bowl of water was placed in
the refrigerator. Each day the amount of
water left in the bowl was recorded. Which
graph probably shows the results? B. A. C. D. 27

29. When a coin is dropped, it falls to the ground. As the coin falls,
it loses potential energy and
gains what kind of energy?
kinetic
chemical
electrical
solar 28

30. The picture shows the process of …
melting
boiling
condensing
freezing 29

31. Which part of a jackrabbit most helps it escape predators?
long legs
thick fur
short tail
small head 30

32. On the prairie, the herbivores would compete most for …
oxygen
space
grass
soil 31

33. The prairie is ideal for the growth of
grasses because it has rich top soil. All of
these processes help form topsoil EXCEPT …
decay of trees
weathering of rocks
erosion of hills
movement of oceans 32

34. Which of these would be the best way to
find whether a softball will roll down a hill
faster than a basketball?
Determining which of the balls has the
greatest mass.
B. Observing the balls rolling down the same
section of a hill at the same time.
Throwing the balls into the air at the same
time to see which goes higher.
Dropping the balls from the same height
and observing which hits the ground first. 33

35. radiant reflected refracted radar When light hits an object, the
rays can pass through it, bounce
off it, or be absorbed by it.
Light rays that bounce back are …
radiant
reflected
refracted
radar 34

36. Which of these is a process that allows plants to convert
light energy into food energy?
reproduction
excretion
digestion
photosynthesis 35

37. Which material will sound travel through the fastest?
water
air
steel
cloth 36

38. The moon revolves around …
itself
the Earth
the Sun
the solar system 37

39. The picture shows a block of wood floating in fresh water.
If this block of wood were
placed in salt water from
the ocean, which picture
shows what would happen? 38

40. A student wants to find out which type of soil
holds the most water. He uses four identical pots
with holes in the bottom. He fills each pot with
a different type of soil and waters the pots with
the same amount or water. How can he find out
how much water stays in the soil in each pot?
By planting seeds and measuring plant growth.
By measuring the amount of water that drains
from each pot.
By observing which soil looks wettest after
the water has been added to the pots.
By feeling the soil before and after adding
water to each pot. 39

41. A. B. D. C. Which of the following thermometers
shows the boiling point of water in a pan? A. B. D. C. 40

42. The rotation of the Earth on its axis causes …
seasons
years
months
days 41

43. Sound waves travel best through …
gases
liquids
solids
vacuums 42

44. The substance that makes plants green is known as …
water
calcium
chlorophyll
carbon dioxide 43

45. To find out whether seeds grow better in the light or dark, you
could put some seeds on pieces of
damp paper and …
keep them in a warm, dark place.
keep one group in a light place and another
in a dark place.
keep them in a warm, light place.
D. put them in a light or dark place that is cool. 44

46. an egg shell a plastic cup a paper plate an orange peel
Some things were buried in wet
ground. Several years later they
were dug up. Which thing is MOST
likely to have stayed the same?
an egg shell
a plastic cup
a paper plate
an orange peel 45

47. Which of these will happen if the temperature of a metal pan
is increased?
The pan will begin to lose heat.
The molecules of the pan will
move faster.
The metal will change into
another metal.
D. The pan will contract. 46

48. When a glass jar is placed over a lighted candle, the flame goes out.
Why does this happen?
carbon dioxide is trapped in the glass
it gets too hot in the glass
the oxygen will be used up
the glass makes it cold 47

49. Which picture does NOT show an insect?48

50. Four children can feel and smell an object inside a bag, but they
cannot see it. Which of the
following is NOT an observation
about the object?
“It is flat at one end and round at the
other end.”
“It smells like peppermint.”
C. “It has a bump on it.”
D. “I hope it is candy.” 49

51. Ken put a thermometer in a glass filled with hot water.
Why does the liquid inside
the thermometer rise?
Gravity pushes it up.
Air bubbles are released.
Heat from the water makes it expand.
Air pressure above the water pulls it up. 50

52. Some children were trying to find out which
of three light bulbs was brightest. Which
one of these statements gives the best
START toward finding the answer?
“One bulb looks brightest to me, so I
already know the answer.”
“All the bulbs look bright to me, so there
cannot be an answer.”
“It would help if we had a way to measure
the brightness of a light bulb.”
“We can take a vote and each person will
vote for the bulb he thinks is the brightest.” 51

53. damp and light dry and light damp and dark dry and dark
Here is a picture of
the inside of a box.
If you put a worm on
the bottom of the
box, to which corner
would you expect it
to go?
damp and light
dry and light
damp and dark
dry and dark 52

54. The Sun is bigger than the moon, but they appear to be about the
same size when you look at them
from the Earth. Why is this?
The moon shines only at night.
The Sun is rotating.
The moon is closer to the Earth.
The Sun is higher up than the moon. 53

55. ice mountains oceans deserts When the Earth is seen from outer
space, it looks mainly blue. This is
because most of the Earth is
covered with …
ice
mountains
oceans
deserts 54

56. barometer prism microscope thermometer Which object helps people
understand what makes up
white light?
barometer
prism
microscope
thermometer 55

57. landslides tornadoes hurricanes blizzards
The Earth’s surface can change
either quickly or slowly. Which of
these can happen when rocks and
soil in the Earth move suddenly?
landslides
tornadoes
hurricanes
blizzards 56

58. How is the Earth different from all of the other planets?
It has a breathable atmosphere.
It has a rocky surface.
It is warmed by the Sun.
It rotates on its axis. 57

59. magnifying glass mirror prism lens Which of the following would
reflect rather than refract light?
magnifying glass
mirror
prism
lens 58

60. rubber glass metal newspaper Which of these materials is a
good conductor of electricity?
rubber
glass
metal
newspaper 59

61. Fossil fuels are usually found …
in the atmosphere
below ground
at the surface of the ocean
on mountain peaks 60

62. All of these are consumers
EXCEPT a …
butterfly
wasp
bullfrog
tree 61

63. wood brick copper plastic Which of these substances
conducts electricity the best?
wood
brick
copper
plastic 62

64. weathering air currents earthquakes movement of fish
Which causes rocks in a
stream to be smooth?
weathering
air currents
earthquakes
movement of fish 63

65. clear window glass your eyelids solid wood door white paper
Which of the following
materials is transparent?
clear window glass
your eyelids
solid wood door
white paper 64

66. humidity atmosphere precipitation barometric pressure
Rain, Snow, Sleet
Which weather term best
describes the words above?
humidity
atmosphere
precipitation
barometric pressure 65

67. electrical mechanical chemical nuclear The energy used to move most
bicycles is an example of
what type of energy?
electrical
mechanical
chemical
nuclear 66

68. A group of students was preparing an
activity to determine whether certain
materials will float or sink when placed
on water. Before the experiment
started, one student said, “I think
the sponge
will float.”
This
statement
was …
a conclusion
a fact
an observation
a prediction 67

69. reflects the sunlight absorbs heat causes evaporation
A shiny aluminum screen can be
placed on the windshield of a
parked car. This screen helps to
keep the car cool because it …
reflects the sunlight
absorbs heat
causes evaporation
conducts electricity 68

70. Why is photosynthesis important for plants?
It collects sunlight which is used
to make food for plants.
B. It gets rid of plant waste products.
It changes plant sugar into
stronger chemicals.
D. It helps attract insects to plant flowers. 69

71. During a thunderstorm, you see the lightning before you
hear thunder. That is because…
light has a greater mass than sound.
B. sound has a longer wavelength than light.
light travels faster than sound.
D. sound and light travel at the same speed. 70

72. If the Earth moved farther away from the Sun, which of
these would probably happen?
There would be no moon.
There would be more solar eclipses.
There would be colder weather.
There would be more seasons. 71

73. Which of the following would be safe to do during a lab activity?
running in the classroom
leaving a water spill on the floor
touching hot surfaces
following lab rules 72

74. Butterflies get food from the flowers of a
plant. They also lay their eggs on the leaves
of the plant. As the caterpillars develop,
they eat the leaves of the plant
How does the plant benefit from butterflies?
Butterflies help the plant grow larger flowers.
Butterflies’ eggs help the leaves to fall off the plant.
Butterflies help pollinate flowers so that seeds can form.
Butterflies help add nutrients to the nectar of the flowers. 73

75. 5 centimeters 3 inches 5 inches 2 centimeters
This plastic rain gauge is shown before and
after a rainstorm. About how much rain fell
in the rain gauge during the storm?
5 centimeters
3 inches
5 inches
2 centimeters 74

76. Which of these is being changed
from a solid to a liquid? 75

77. Which roller coaster will not have enough
kinetic energy at the bottom of the first hill
to carry the car over the second hill? 76

78. A periscope works by using the reflection
of mirrors. Sara made several periscopes
for watching baby birds in a nest.
Which periscope will work? 77

79. Which picture shows the book with the
most potential energy? 78

80. Rubber ball, plastic comb, nail
This instrument can be
used to see if materials
conduct electricity.
Which of these groups
contains items that could
all conduct electricity to complete the circuit?
Rubber ball, plastic comb, nail
Paper clip, penny, screw
Cork, dollar bill, tweezers
Pencil, eraser, spoon 79

81. Which form of energy is best shown
in this picture?
mechanical
electrical
chemical
nuclear 80

82. The picture shows a comb that was used on
a cold, dry day. Which of these cause the
bits of paper to be attracted to the comb?
Magnetic forces
Static electricity
Chemical reactions
Heat differences 81

83. less expensive than steel.
Many electrical
wires are wrapped
with a plastic coating
because plastic is …
less expensive than steel.
more dense than copper.
able to keep its shape.
a good insulator. 82

84. Which of these best shows
kinetic energy? 83

85. Blowing through a straw will produce a sound. Which straw will
make the highest pitch? 84

86. Owls Snakes Rabbits Hawks According to this food web, which type
of animal will die out
if all of the mice and
voles are killed?
Owls
Snakes
Rabbits
Hawks 85

87. From where does the energy for this ocean food chain come?
Ocean waves
The sun
Whales
Salt 86

88. The eyespots on this butterfly’s wings allow it to …
stay warm.
locate nectar-filled flowers.
fly away quickly.
frighten or confuse enemies. 87

89. In order for energy to flow through this food web from
the sun to the yellow perch,
the perch must …
eat pond grass and algae.
live in warmer areas of its habitat.
go through the process of photosynthesis.
eat the valve snail or the mosquito larva. 88

90. Wave action against solid rock can cause changes in the rock
structure. What is
the correct sequence
of erosion of these
rock surfaces?
D, B, C, A
B, C, D, A
A, B, C, D
D, C, B, A 89

91. This girl is looking at the flag early in the morning. The
sun rises in the east.
In which direction is
she facing?
North
East
West
South 90

92. Rocks which formed in areas once covered
by oceans often contain fossils of animals
which lived in the sea. Which of these
rocks contains fossils of ocean animals? 91

93. Which of the following is the next phase of the moon?92

94. changes in temperature.
If this device was
placed outside,
it could be used
to show…
changes in temperature.
the amount of rainfall.
changes in humidity.
the speed of the wind. 93

95. The diagrams show how a river
can cause the erosion of land.
Which sequence of letters best
shows how the river has aged
from youngest to oldest?
A, B, D, C
D, A, B, C
A, D, B, C
C, B, D, A 94

96. The time between today’s sunrise and tomorrow’s sunrise
would be about …
12 hours
24 hours
36 hours
48 hours 95

97. organisms were like in the past
Geologists learn what
organisms were like in the past
by studying …
minerals
water
fossils
atmosphere 96

98. Which of these best shows that the Earth revolves around the sun as
the moon revolves
around the Earth? 97

99. What is the length of the tadpole?
2.8 cm
3.1 cm
3.5 cm
4.0 cm 98

100. Which of these animals eats aphids?
Grasshoppers
Snails
Lizards
Ladybugs 99

101. What causes the seasons
on Earth?
movement of Earth around the Sun
movement of the Sun around the Earth
tilting of the Earth’s axis
rotation of the Earth on its axis
100

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