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trap
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rocket
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rocket
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thief
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5
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25
15
×
Aย studentย throwsย aย ball.ย Whichย ofย theseย bestย describesย theย movingย ball?
Theย ballย isย transferringย soundย energyย toย theย air
Theย ballย hasย lightย energy
Theย ballย isย transferring light energyย toย theย air
Theย ballย has kinetic energy
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15
×
Which of these often occur as the Earth's crustal plates move?
Hurricanes
Floods
Earthquakes
Tornados
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15
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How is a fish different from a jellyfish?
A fish lives in water.
A fish has a backbone.
A fish is in the animal kingdom
A fish can reproduce.
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15
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The ocean floor โ
has mountains, plains, and ridges like land surfaces
covers less area than the land
is always a flat bed of sand
is covered by the same amount of water everywhere
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banana
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magnet
Take 15 points!
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fairy
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15
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25
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banana
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15
×
Which is the best tool for measuring the temperature of lake water?
Balance Scale
Graduated Cylinder
Thermometer
Meter Stick
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15
×
Which of these organisms has cells with cell walls?
A bluebird
A pine tree
A ladybug
A fox squirrel
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15
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Which of the following has the highest salinity?
Mississippi River
Great Lakes
Atlantic Ocean
Chesapeake Bay
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15
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According to the picture, which of these is an inference rather than an observation?
This animal has a tail.
The animal is frightened.
This animal is arching its back.
This animal has hair.
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15
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Seeds can lie dormant for many years until โ
sunlight causes photosynthesis
conduction of food occurs
conditions are right for growth
food webs are complete
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thief
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10
15
20
25
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magnet
Take 5 points!
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gift
Win 5 points!
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banana
Go to last place!
Oops!
15
×
Which of these human activities in a forest has a positive effect on the ecosystem?
Cutting down trees to make farmland
Planting new trees where old ones were cut down
Clearing the land to build new homes
Building a new highway through the area
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15
×
The greater the frequency of a sound wave, the โ
lower the pitch
higher the pitch
louder the sound
softer the sound
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15
×
Nickel and iron are found mostly in the layer of the earth known as the
volcano
core
crust
mantle
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15
×
All of the populations of species in an area make up a โ
region
niche
community
family
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