wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

Science Olympiad

Total questions: 30

Worksheet time: 21mins

Name
Class
Date
1.

How do warm-blooded animals keep their temperature constant?

a)

calories from the food make heat

b)

stay active

c)

draw heat from sunshine

d)

burn fossil fuels

2.

Like all living things, trees need water. Where does a tree get most of its water?

a)

rainwater collecting on the leaves

b)

tree trunk soaks up the water

c)

streams of water run down branches

d)

roots soak up water from the soil

3.

Is it possible for a child to be exactly like its mother?

a)

No. It doesn't get genetic material from her.

b)

No. It gets only part of its genetic material from her.

c)

Yes. It gets all of its genetic material from her.

d)

Yes. It gets half of its genetic material from her.

4.

If a rabbit spots a cougar, the rabbit will turn and run away. Which body systems are involved?

a)

nervous system

b)

muscular system

c)

circulatory system

d)

all of the above

5.

Which of the following is a population?

a)

all salamanders in the world

b)

all Eastern three-toed salamanders in the world

c)

all salamanders that live in one field

d)

all Eastern three-toed salamanders living in one field

6.

What type of organism adds the most nutrients to the soil as it feeds?

a)

producers

b)

consumers

c)

decomposers

d)

none of the above

7.

You want to find the mass of an animal. Which unit could you measure it in?

a)

degrees

b)

square inches

c)

kilometers

d)

kilograms

8.

Your teacher challenges you to design an experiment that needed a balance. Which would do it?

a)

compare the buoyancy of two types of clay

b)

compare the sliding speed of two snails

c)

compare the friction created by two rolling toy cars

d)

compare the mass of two types of rocks

9.

Which describes what soil is made of?

a)

dead plants and animals

b)

broken rocks

c)

minerals

d)

all of the above

10.

Pictures of the moon show many craters. What caused most of these?

a)

mysterious explosions

b)

moonquakes

c)

space rock hitting the moon

d)

scientists do not know

11.

What action causes day to turn to night?

a)

the moon casts a shadow

b)

the moon orbits the Earth

c)

Earth orbits the sun

d)

Earth rotates on its axis

12.

Wind would not blow if which thing didn't happen?

a)

trees did not shake

b)

the ocean didn't have waves

c)

the sun didn't heat the air

d)

Earth didn't revolve around the sun

13.

Earth is surrounded by a layer of gas. What is the layer called?

a)

biosphere

b)

atmosphere

c)

hydrosphere

d)

mantle

14.

At the bottom of the deepest ocean, what is the ocean floor made of?

a)

rock and soil

b)

ice

c)

lava

d)

none of the above

15.

Which of these can lessen the erosion of a hillside?

a)

trees

b)

hikers

c)

streams

d)

power lines

16.

If the size of the sun were represented by a soccer ball, which would best represent Earth?

a)

a basketball

b)

a bowling ball

c)

a giant pumpkin

d)

a marble

17.

How do you think scientists know what the deep layers of the Earth are made of?

a)

They compare it to the inside of other planets.

b)

They dig deep holes and look.

c)

They use radar and other tools to make a picture.

d)

They guess.

18.

You have a substance that is made of only one type of atom. What do you call this substance?

a)

a solution

b)

an element

c)

a property

d)

a compound

19.

When a beam of light is broken up into its parts, what do you see?

a)

darkness

b)

red color

c)

a rainbow

d)

a flashing light

20.

If you hold two magnets together, what will happen?

a)

They will attract each other.

b)

They will repel each other.

c)

They will attract or repel each other.

d)

They will attract and repel each other.

21.

Ice and snow cover a sidewalk making it slick. It is hard to walk because ice lowers this force:

a)

gravity

b)

friction

c)

propulsion

d)

inertia

22.

Which of these has energy?

a)

a flying kite

b)

a molecule

c)

a speeding train

d)

all of them

23.

What is one way that plants help people?

a)

They add oxygen to the air.

b)

They add carbon dioxide

c)

They add oxygen to the soil.

d)

They add carbon dioxide to the soil.

24.

What do you think will happen to a forest ecosystem after a forest fire?

a)

Nothing will grow.

b)

Only moss will grow.

c)

Trees will grow first, then smaller plants.

d)

Small plants will grow first, then trees.

25.

In the ocean food chain, which of the following is a producer?

a)

seaweed

b)

seagulls

c)

tuna fish

d)

clams

26.

Which action could most directly result in you catching a cold?

a)

standing in the rain

b)

getting cold feet

c)

someone sneezing on you

d)

eating the wrong food

27.

Which of the following produce the light that they give off?

a)

the sun

b)

the sun and other stars

c)

the sun, other stars, and the moon

d)

the sun, other stars, the moon, and the planets

28.

Which would make the best model to show the structure of the inside of the Earth?

a)

a basketball

b)

solid rock

c)

a hard-boiled egg

d)

a rubber-band ball

29.

Water can exist in three states. What are they?

a)

solid, liquid, and gas

b)

boiling, freezing, and melting

c)

freezing, boiling, and evaporated

d)

evaporated, condensed, and boiled

30.

If you ran out of wire, which would be a good substitute to complete the circuit?

a)

yarn

b)

licorice strings

c)

plastic spoon

d)

tin foil