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121 Cards in this Set

  • Front
  • Back

The process that plants use to make sugar for food is called

photosynthesis

Carbon Dioxide + Water+ sunlight energy = Oxygen + ____________

sugar

What does a vertebrate have that an invertebrate does not have?

backbone

What is the ultimate source of energy for an ecosystem?

sun

What are non-living parts of an ecosystem?

air, soil, sunlight, water, temperature

What are living parts of an ecosystem?

grass, mushroom, plants, earthworm, dog

Which organism would best fit in the ?



Plant > ? > fish > bird > alligator

insect

What is a consumer?

an organism that eats food

What is a producer?

an organism the makes its own food

What is a decomposer?

an organism that breaks down waste and dead matter

Example of a consumer

caterpillar, frog, snake

What does a carnivore eat?

meat

How do carnivores depend on producers?

carnivores eat animals that eat plants

What does a herbivore eat?

plants

What does an omnivore eat?

plants and meat

What is a human classified?

omnivore

What is the relationship between a mouse and snake?

predator and prey

A long term relationship between two different organisms is called

symbiosis

A relationship between organisms in which both organisms benefit.

A relationship between organisms in which both organisms benefit.


mutualism

A relationship between organisms in which one is hurt and one is helped.

A relationship between organisms in which one is hurt and one is helped.

parasitism

A relationship between organisms in which one is happy and one don't care.

A relationship between organisms in which one is happy and one don't care.

commensalism

a plant that is not native to the area and takes over

invasive species

examples of decomposers

mushroom, earthworm, bacteria

examples of producers

grass, flower, tree

Force has strength and _________

direction

A surface that will slow the movement of a ball the most

grassy field

Electric and magnetic forces push and

pull objects

What happens when an object accelerates?

its speed or direction change.

What happens if balanced forces are applied to a moving object?
 

What happens if balanced forces are applied to a moving object?


the object keeps moving at the same speed and direction

A contact force
 

A contact force


friction

Something that makes an object start moving, stop moving, speed up, or slow down

force

forces can cause objects to

stop moving, change direction, or start moving

What force pulls weights to the ground?
 

What force pulls weights to the ground?


gravity

Which will increase friction?

grooved rubber soles on tennis shoes

A door keeps creaking so dad puts oil on the hinges. What does the oil do to the hinges?

decreases the friction

What is never created or destroyed

energy

reflection

refraction

Which color absorbed more light?
 

Which color absorbed more light?


Black

Which color reflected the most light?
 
 

Which color reflected the most light?



White

Why is the wall blue?

Blue wavelengths bounce off the wall.

What is happening in the picture?
 

What is happening in the picture?


reflection

Sound CAN NOT travel in

space (vacuum).

Translucent

An item that is opaque.

An item that is transparent.

What keep the Earth around the sun?
 
 

What keeps the Earth around the sun?



gravity

A natural satellite that orbits Earth
 

A natural satellite that orbits Earth


Moon

How much of the Earth is covered by water?

75%

How long does it take the moon to revolve around the Earth?

one month

In Ohio, why are the days longer in June, July, and August?

The Northern Hemisphere is tilted toward the Sun and so it gets more direct sunrays.

How long does it take Earth to complete one orbit around the sun?

365 days (one year)

What causes day and night on Earth?

Earth rotating on its axis

Which planet takes the shortest amount of time to complete one revolution around the sun?
 

Which planet takes the shortest amount of time to complete one revolution around the sun?


Mercury

Which planet has the longest year?
 

Which planet has the longest year?


Neptune

Why is Pluto not a planet?

the path is not a clear path.

What are the rocky planets?

Mercury, Venus, Earth, Mars

What are the gas planets?

Jupiter, Saturn, Uranus, and Neptune

An object in the solar system that is a frozen mass of ice and dust

comet

comet

What is a constellation

a group of stars that form a pattern

Why do we see the sun the best

it is the closest to Earth

What is the sun made of

gas

This star is a medium sized star

the sun

Why does the sun appear to rise and fall in the sky each day?

The Earth rotates on its axis

What would happen if the Earth stopped rotating on its axis?

There would be no night and day. One side would have day and the other side would have night.

What causes seasons?

The tilt of the Earth.

The sun can be seen at night.

False

What makes its own light?

a star

How many stars are in our solar system?

one, the sun

Why do we see the star called the sun better than the other stars?

It is closer to the Earth.

What does sound need to exist?

vibrating particles

Where would you be traveling in complete silence?

Outer space

Sound travels the fastest in

a solid

In a guitar one string vibrates more quickly than the another string. Which string produces a higher pitch?

the string vibrating more quickly

Which instrument will make sound with a high frequency?

flute

What happens to the pitch of a sound as the vibrations made by the source get slower?

the pitch decreases

Pick a testable question

Which object produces a sound with a higher pitch?

What is an echo?

sound that is reflected

How are sound and light alike?

They both are transmitted, absorbed, reflected and the both travel through solids, liquids, and gas.

Where does sound travel the fastest?

solid

Where does sound travel the slowest?

gas

What happens if a person stretched a rubber band tighter?

the pitch would go higher

Commensilism

Barnacles living on a whale

Commensilism

a bird building a nest in a tree

Mutualism

the bee and a flower

parasitism

head lice living on a human

Where does a plant gets its energy?

sun

What uses dead matter for energy?

decomposers

Where does a carnivore get its energy?

meat

When do plants make most of there food?

daytime because the sun is out

When one force acts on an object

the object will speed up, slow down, or change direction

When a block of wood is pushed across a piece of sandpaper, what force causes the block to get warmer?

friction

Which process makes sunlight energy available to all organisms in an ecosystem?

photosynthesis

A student puts a penny, box of crayons, a bag of books on a table. Which item will have more gravitational force acting on it?

bag of books because it is heavier

What do you need to remember when describing an experiment?

do the experiment 3 times and the units

What is wrong with this answer "The car was going 60."

Forgot its units, should be 60 mph

Which motion causes the pattern of day and night?

the rotation of the Earth

What color will absorb more light - black or white?

black

In June, which hemisphere is having summer?
 

In June, which hemisphere is having summer?


Northern Hemisphere

In December, which hemisphere is having summer?
 

In December, which hemisphere is having summer?


Southern Hemisphere

Which illustration correctly depicts the movement of Earth, the sun, and the moon?
 

Which illustration correctly depicts the movement of Earth, the sun, and the moon?


C

According to the table, sound travels slowest through
 

According to the table, sound travels slowest through


air

Why does a girl hear an echo in an empty room and not when the room is full?

The empty room has little to absorb the sound. The full room has people and clothes to absorb the sound so it can not reflect back to her.

What will happen to the rabbit population if the frogs died out?

What will happen to the rabbit population if the frogs died out?

They would decrease because the snake can only eat the rabbits.

What would be affected if the plants died in this ecosystem?

What would be affected if the plants died in this ecosystem?

Everything would be affected

Would the rabbits and frogs increase or decrease if all the mice died?

Would the rabbits and frogs increase or decrease if all the mice died?

Decrease

Which effect is being tested in this experiment?  Mass or Friction
 

Which effect is being tested in this experiment? Mass or Friction


Mass

Which effect is being tested in this experiment? Mass or Friction
 

Which effect is being tested in this experiment? Mass or Friction


Friction

How do you calculate speed?

Distance / Time

Where should a mirror be placed so the students don't bump into each other?

Where should a mirror be placed so the students don't bump into each other?

B

Which cup has the highest pitch?

Which cup has the highest pitch?

The glass with the most water.

Which cup has the lowest pitch?

Which cup has the lowest pitch?

The glass with the least water.

Which picture describes how the man sees the plant?

Which picture describes how the man sees the plant?

A

Which brand of paper towel absorbs the most?

Which brand of paper towel absorbs the most?

Brand B

Which brand of paper towel absorbs the least?

Which brand of paper towel absorbs the least?

Brand A

D - Rubber band D

C - #3

A surface that would have very little friction.

ice

What do the arrows represent in a food chain?
 

What do the arrows represent in a food chain?


Energy

Why do the stars in the sky look so small?

They are so far away.

What travels faster - sound or light?

Light