Name (Optional)


DIRECTIONS
Read the question and choose the best answer. Then mark the circle next to the letter for the answer you have chosen.




1Which part of this life cycle shows the adult organism?
AQ
BR
CS
DT
 

2What two forms of energy does a flame from a burning candle release?
FElectrical and mechanical
GChemical and electrical
HLight and heat
JHeat and nuclear
 



3The table indicates the amount of time that four different brands of batteries worked in a flashlight. Which of the following statements is supported by this information?
ABrand L caused the light to shine farther than the other brands tested.
BBrand M lasted longer than the other brands tested.
CBrand N gave off a stronger light than the other brands tested.
DBrand O was more expensive than the other brands tested.
 

4Which of the following characteristics of a field mouse is most likely inherited from its parents?
FBrown fur
GTorn ear
HScar on its leg
JChipped tooth
 



5Which of these should the students avoid while doing this activity?
AUsing a metal teaspoon
BUsing a plastic bowl
CStirring the vinegar
DTasting the mixture
 



6Which diagram shows an example of metamorphosis?
F H


G J
 

7A 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?
AHeat the iron cans until they melt
BUse scissors to cut the cans
CUse a magnet to pick up the iron cans
DFloat the cans in water
 



8Which organism in this food chain is a producer?
FFish
GGrass
HGrasshopper
JHawk
 

9Some 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?
AThe temperature at which the water freezes
BThe mass of the frozen water
CThe time it takes the water to freeze
DThe volume of the frozen water
 

10A plant that was kept inside a house all winter was placed outside in full sunlight in the spring. The leaves of this plant soon died, and new leaves grew in their place. The new leaves were greener and thicker. Which hypothesis is best supported by this information?
FPlants can learn to stay healthy.
GPlants can adapt to some changes.
HPlants can change leaves at any time.
JPlants can produce weather changes.
 



11The top chart shows some characteristics of four habitats. In which habitat would a black bear most likely be found?
AQ
BR
CS
DT
 

12Which of these is a renewable resource?
FTree
GCoal
HOil
JWind
 



13A 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?
AThe jar reflects light hitting its surface.
BThe water absorbs light hitting its surface.
CThe jar scatters light passing through it.
DThe water bends light passing through it.
 

Use the information below and your knowledge of science to help you answer questions 14–17.



D
 

14Students placed some frogs in a tank to study their behavior. What should the students do for safety reasons after feeding the frogs?
FWash the floor with soap and water
GWash their hands with soap and water
HRinse the frog tank with cool water
JRinse the frogs with cool water
 

15Which of the following is an inherited trait in African clawed frogs?
AThe location of wave detectors on the frogs
BThe location of the frogs in a pond
CThe number of insects eaten by the frogs in an hour
DThe number of times the frogs look for insects in an hour
 

16The African clawed frog has many adaptations that help it survive. Which of these adaptations helps it survive changes in its environment?
FThe ability to see color
GThe ability to detect waves
HThe ability to burrow
JThe ability to eat
 

17An insect that produces waves in the water also produces waves in the air. What can these air vibrations produce?
ASound
BLight
COxygen
DCarbon
 



18This diagram shows some stages in the termite life cycle. Which of these is supported by the information in the diagram?
FSome nymphs have wings.
GSome larvae lay eggs.
HEggs develop into three kinds of larvae.
JThe queen produces the eggs.
 



19A student plans to make this lightbulb glow. All of the following objects can be used to complete the circuit EXCEPT —
Aa copper penny
Ba plastic comb
Ca metal clip
Dan iron nail
 



20The graph shows air temperatures taken at noon each day for a week. What is the difference between the highest and the lowest temperature? Record your answer in the space below. Be sure to use the correct place value.


(Your answer must be between 0 and 999.)
 

21In which of these ways can volcanoes help build up new land?
ABy adding heat to Earth’s surface
BBy adding gases to the atmosphere
CBy adding lava to Earth’s surface
DBy adding water vapor to the atmosphere
 



22Before a field trip to a cave, a science class studied this picture. Which two features of this cave system were most likely formed by the slow buildup of minerals from water drops?
FPool of water and trench
GPool of water and stalagmite
HStalactite and trench
JStalagmite and stalactite
 

23Fossil fuels formed over a long period of time because heat and pressure were applied to —
Acarbon filtered through limestone
Borganisms buried in the ground
Cbacteria on top of the mud
Dnitrogen mixed in the water
 



24The rock column above shows the layers in a rock formation. The three diagrams above show the positions of fossils in different rock layers. According to this information, which fossil is the youngest?
F H


G J
 

25Which of these causes day and night on Earth?
AEarth orbiting the sun
BThe moon orbiting Earth
CEarth rotating on its axis
DThe moon blocking sunlight
 



26The diagram shows landfills where two communities put garbage. What is the advantage of Landfill Y?
FThe waste lasts longer.
GThe groundwater is safer.
HThe soil contains more nutrients.
JThe trucks move faster.
 

27A 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?
AThe amount of water will increase.
BThe salt will float to the top.
CThe sand will settle to the bottom.
DThe cup will heat up.
 

28Which of these supplies the energy that drives the water cycle?
FThe sun
GThe planets
HThe oceans
JThe moon
 



29The picture shows two bowling balls being held in position with four ropes. The box will be flipped upward if which rope is cut?
AW
BX
CY
DZ
 



30The picture shows a kind of glacier that can be many meters thick. In this landscape, which of the following is most directly affected by this kind of glacier?
FThe average height of plants on the mountainside
GThe shape of clouds that form above the glacier
HThe average mass of trees near the lake
JThe shape of the valley between the mountains
 



31This model can be used to show how the moon moves around Earth. This model also shows all of the following EXCEPT —
Athe amount of light Earth reflects
Bthe land areas of Earth and the moon
Chow the moon makes a revolution
Dhow Earth and the moon compare in size
 



32Equal masses of paper towel were used to soak up water from a cup. Which question can be answered from the information above?
FWhich paper towel is the best buy?
GWhich paper towel is most absorbent?
HWhich paper towel is the most colorful?
JWhich paper towel is safest for the environment?
 



33A diagram of an oak tree is shown above. What is the height of the tree?
A9 meters
B11 meters
C18 meters
D22 meters
 

34Which of these can cause sharp, rough mountains to become rounded and smooth over time?
FWind and rain
GThe sun’s rays
HLight and darkness
JEarth’s magnetic field
 



35This laboratory symbol shows that when performing an experiment, students need to —
Aavoid electricity
Bprotect clothing
Ckeep away from food
Dprotect equipment
 



36Which of the following does the information in the picture support?
FCandles cause fire.
GCorks put out fire.
HFire warms glass.
JFire needs air.
 



37In the diagram above, which of the following is represented?
AWater evaporating
BEnergy being transferred
CThe moon changing phase
DLight being reflected
 

38A balance would be the best tool for measuring which of the following?
FThe texture of soil
GThe length of a stick
HThe mass of a rock
JThe color of a leaf
 



39All of the characteristics listed above are useful for gathering food EXCEPT —
A1
B2
C3
D4
 



40The picture shows the label on a carton of orange juice. Which of these is supported by the information on the label?
FOrange juice turns all vitamins into vitamin C.
GOrange juice provides vitamin C to the body.
HOrange juice removes vitamin C from the body.
JOrange juice causes the body to need vitamin C.
 

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