Science 8th Jeopardy

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Earth & SpaceEarth & Space Life SystemsLife Systems EcosystemsEcosystemsForce, motion Force, motion and moreand more

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Scientific Scientific InvestigationInvestigation

There are many reasons why the use of oil needs to be managed carefully. Which of the following is not one of these reasons?

A) There are only limited supplies of oil in the Earth.

B) Oil spills at sea have killed many marine animals.

C) Burning oil contributes to acid rain and the greenhouse effect.

D) Oil was created by plants and animals.

DD

AA

The science of astronomy is concerned with the observation and analysis of the movements of celestial objects. The invention of which instrument

was most helpful to the advancement of astronomy?

A) Telescope

B) Microscope

C)Stethoscope

D) Geiger counter

Daily Daily DoubleDouble

DD

At which of these points is at 12:00 noon?

A)1

B)2

C)3

D)4

BB

The picture shows dinosaur tracks found in rocks. How many dinosaurs left

their tracks here?

A)2

B)4

C)14

D)24

CC

Which of these best completes the statement about the interaction of

the respiratory system with the circulatory system? The lungs add___

A)Nutrients to the blood

B)Bile to the blood

C)Oxygen to the blood

D)Carbon dioxide to the blood

DD

Which of the following do typical plant cells have that typical animal cells do

not?

A)Cytoplasm

B) Nuclei

C)Mitochondria

D) Chloroplasts

AA

Which level of organization below is the most basic or primary level of

organization?

A) Cell

B) Tissue

C) Organ

D) Organ system

BB

Sponges are classified as animals because they cannot-

A) move from place to place

B) make their own food

C) get rid of waste products

D)catch their own food

Daily Daily DoubleDouble

AA

Which of these will cause water to change to ice?

A) Removing heat from the water

B) Stirring the water

C) Adding salt to the water

D) Putting the water in the sunlight

BB

Which of the following elements belongs to the family indicated?

A) Nitrogen belongs to the halogen family.

B) Helium belongs to the noble gas family.

C) Calcium belongs to the alkali family.

D) Sodium belongs to the alkaline earth family.

CC

The atom is composed of electrons, protons, and neutrons. What is the

electric charge on the neutron?

A)-1

B)+1

C) 0

D)+2

AA

The distance between one point on a compression and the corresponding point on the next compression in a

sound wave is called a -

A)A)wavelengthwavelength

B)B)rarefactionrarefaction

C)C)crestcrest

D)D)troughtrough

DD

A tick that feeds on the blood of animals is a-

A)predator

B)host

C)competitor

D)parasite

CC

The kangaroo rat is able to get all of the water it needs through its food and ,

therefore, never needs to drink liquids. This animal has adapted to

survive in which biome?

A)Forest

B)Tundra

C)Desert

D)Grassland

CC

Which of these could cause a decrease in the number of squirrels in a

population?

A) An increase in cooperation with birds in the area

B) An increase in the squirrel's territory

C) An increase in competition with other nut-eating animals

D)An increase in the squirrel’s food supply

AA

Northern garter snakes exhibit a unique behavior in which they gather in deep dens by the thousands. They then coil together in a huge ball. This type of

behavior could help to-

A) Reduces heat loss

B) Increases camouflage

C) Locate food sources

D)Increase oxygen consumption

CC

What is the mass of the rock?

A)335.6g

B)350.6g

C)354.6g

D)356.0g

DD

Many scientists believe that nuclear fusion will become a possible energy source within the next 10 years. What resource would be most effective in tracking the progress of this energy

source?

A) The local newspaper

B) A chemical encyclopedia

C) A physics textbook

D) Scientific periodical

CC

This chart shows the results of an experiment to test the effects of different plant lights on plant seedling growth. Which group of plants

showed the greatest gain in height?

A)A)Group Group 11

B)B) Group2Group2

C)C) Group3Group3

D)D) group group 44

DD

Ellen noticed that she often sneezes when she visits her friend Robert, who has a cat and a

parrot. Ellen wonders if she may have allergies to Robert’s pets and decides to conduct a scientific investigation. What

should Ellen do next?

A) Ellen should tell Robert she cannot visit him until he gives away his pets.

B) Ellen should visit Sue who has a horse, a dog, a goldfish, and a hamster.

C) Ellen should call her doctor and insist that she needs shots for allergies.

D)Ellen should visit a friend who has only cats and one who has only parrots.

Double Jeopardy

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Earth & SpaceEarth & Space Life SystemsLife Systems EcosystemsEcosystemsForce, Matter Force, Matter & More & More

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Pot LuckPot Luck

The time in which the Earth makes one revolution around the sun is

approximately one –

A)year

B) season

C) month

D) day

AA

CC

Which of these uses the force of gravity to make it move?

A) A sailboat moving across a lake

B) A car making a right hand turn

C) A snow sled going downhill

D)A bicycle rolling to a stop

Daily Daily DoubleDouble

BB

The amount of gravitational attraction between the Earth and an object

depends on the objects distance from the Earth and the object’s –

A)shape

B) mass

C) state of matter

D) size

AA

Scientists have been able to find no atmosphere around this planet

because it has little gravity and is closest to the sun. The planet

described is –

A) Mercury

B) Earth

C) Venus

D) Saturn

BB

Which of these processes helps extract energy from

food?

A)Reproduction

B)Digestion

C)Excretion

D)Circulation

CC

Most of the hereditary information within the cell

is carried in the –

A)ribosomes

B) vacuoles

C) chromosomes

D) Golgi bodies

BB

Mendel’s early work with pea plants demonstrated a significant genetic

discovery. The crossing of homozygous tall pea plants with

homozygous short pea plants always resulted in tall plants and

demonstrated that tallness in pea plants is a trait that is –

A)blended

B)dominant

C)mutated

D)recessive

DD

One way plants and animals are alike is they both –

A)move to get their food

B) make their own food

C)use carbon dioxide

D)use oxygen

Daily Daily DoubleDouble

BB

Mercury is a liquid metal that is used in many thermometers. The

mercury in the thermometer rises because it –

A)is sucked upward by vacuum

B)expands when heated

C)is compressed by air pressure

D)increases in density when heated

CC

Which of these is a change in chemical composition?

A) A copper bar is rolled into a flat sheet.

B) Gravel, sand, and water are mixed.

C) Vinegar bubbles when baking soda is added.

D) A lake freezes solid.

AA

At which point is the magnetic field the strongest?

A)Point 1

B)Point 2

C)Point 3

D)Point4

CC

Which of these elements has an atomic number of 14?

A)N

B) Al

C) Si

D) P

CC

The loss of which of these would have the least effect on

the water cycle?

A)Soil

B) Rivers

C)Animals

D)Plants

DD

According to this diagram, both of these fish-

A)Give off toxic waste

B)Eat bacteria

C)Take in minerals through their gills

D)Get their energy from other animals

DD

In which biome would you find the most variety of life?

A)Tundra

B)Desert

C)Grassland

D)Rain forest

AA

Plants release oxygen into the air as a result of photosynthesis.

Which of these do plants need for photosynthesis?

A)Carbon dioxide

B)Nitrogen

C)Methane

D)Hydrogen

CC

According to this chart, which planet will most likely have the

highest temperatures?

A)Earth

B)Mars

C)Mercury

D)Venus

AA

Tearing paper is an example of a-

A) Physical change

B) Chemical change

C) Chemical reaction

D) Solution

BB

This experiment was set up to test the hypothesis that plants grow faster in green light. What is the

independent variable in this experiment?

A) Amount of water

B) Color of light

C) Type of plant

D) Size of pot

BB

Which of these best shows particles in a mixture?

A

B

C

D

FINALFINAL

JEOPARDYJEOPARDY

The Earth is warmed by solar energy. How is this energy transferred from the sun to the Earth?

A)Radiation

B)Convection

C)Conduction

D)Ultasonic AA

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