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WorksheetsScience Olympiad
Total questions: 30
Worksheet time: 21mins
How do warm-blooded animals keep their temperature constant?
calories from the food make heat
stay active
draw heat from sunshine
burn fossil fuels
Like all living things, trees need water. Where does a tree get most of its water?
rainwater collecting on the leaves
tree trunk soaks up the water
streams of water run down branches
roots soak up water from the soil
Is it possible for a child to be exactly like its mother?
No. It doesn't get genetic material from her.
No. It gets only part of its genetic material from her.
Yes. It gets all of its genetic material from her.
Yes. It gets half of its genetic material from her.
If a rabbit spots a cougar, the rabbit will turn and run away. Which body systems are involved?
nervous system
muscular system
circulatory system
all of the above
Which of the following is a population?
all salamanders in the world
all Eastern three-toed salamanders in the world
all salamanders that live in one field
all Eastern three-toed salamanders living in one field
What type of organism adds the most nutrients to the soil as it feeds?
producers
consumers
decomposers
none of the above
You want to find the mass of an animal. Which unit could you measure it in?
degrees
square inches
kilometers
kilograms
Your teacher challenges you to design an experiment that needed a balance. Which would do it?
compare the buoyancy of two types of clay
compare the sliding speed of two snails
compare the friction created by two rolling toy cars
compare the mass of two types of rocks
Which describes what soil is made of?
dead plants and animals
broken rocks
minerals
all of the above
Pictures of the moon show many craters. What caused most of these?
mysterious explosions
moonquakes
space rock hitting the moon
scientists do not know
What action causes day to turn to night?
the moon casts a shadow
the moon orbits the Earth
Earth orbits the sun
Earth rotates on its axis
Wind would not blow if which thing didn't happen?
trees did not shake
the ocean didn't have waves
the sun didn't heat the air
Earth didn't revolve around the sun
Earth is surrounded by a layer of gas. What is the layer called?
biosphere
atmosphere
hydrosphere
mantle
At the bottom of the deepest ocean, what is the ocean floor made of?
rock and soil
ice
lava
none of the above
Which of these can lessen the erosion of a hillside?
trees
hikers
streams
power lines
If the size of the sun were represented by a soccer ball, which would best represent Earth?
a basketball
a bowling ball
a giant pumpkin
a marble
How do you think scientists know what the deep layers of the Earth are made of?
They compare it to the inside of other planets.
They dig deep holes and look.
They use radar and other tools to make a picture.
They guess.
You have a substance that is made of only one type of atom. What do you call this substance?
a solution
an element
a property
a compound
When a beam of light is broken up into its parts, what do you see?
darkness
red color
a rainbow
a flashing light
If you hold two magnets together, what will happen?
They will attract each other.
They will repel each other.
They will attract or repel each other.
They will attract and repel each other.
Ice and snow cover a sidewalk making it slick. It is hard to walk because ice lowers this force:
gravity
friction
propulsion
inertia
Which of these has energy?
a flying kite
a molecule
a speeding train
all of them
What is one way that plants help people?
They add oxygen to the air.
They add carbon dioxide
They add oxygen to the soil.
They add carbon dioxide to the soil.
What do you think will happen to a forest ecosystem after a forest fire?
Nothing will grow.
Only moss will grow.
Trees will grow first, then smaller plants.
Small plants will grow first, then trees.
In the ocean food chain, which of the following is a producer?
seaweed
seagulls
tuna fish
clams
Which action could most directly result in you catching a cold?
standing in the rain
getting cold feet
someone sneezing on you
eating the wrong food
Which of the following produce the light that they give off?
the sun
the sun and other stars
the sun, other stars, and the moon
the sun, other stars, the moon, and the planets
Which would make the best model to show the structure of the inside of the Earth?
a basketball
solid rock
a hard-boiled egg
a rubber-band ball
Water can exist in three states. What are they?
solid, liquid, and gas
boiling, freezing, and melting
freezing, boiling, and evaporated
evaporated, condensed, and boiled
If you ran out of wire, which would be a good substitute to complete the circuit?
yarn
licorice strings
plastic spoon
tin foil
