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121 Cards in this Set
- Front
- Back
The process that plants use to make sugar for food is called |
photosynthesis |
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Carbon Dioxide + Water+ sunlight energy = Oxygen + ____________ |
sugar |
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What does a vertebrate have that an invertebrate does not have? |
backbone |
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What is the ultimate source of energy for an ecosystem? |
sun |
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What are non-living parts of an ecosystem? |
air, soil, sunlight, water, temperature |
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What are living parts of an ecosystem? |
grass, mushroom, plants, earthworm, dog |
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Which organism would best fit in the ?
Plant > ? > fish > bird > alligator |
insect |
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What is a consumer? |
an organism that eats food |
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What is a producer? |
an organism the makes its own food |
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What is a decomposer? |
an organism that breaks down waste and dead matter |
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Example of a consumer |
caterpillar, frog, snake |
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What does a carnivore eat? |
meat |
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How do carnivores depend on producers? |
carnivores eat animals that eat plants |
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What does a herbivore eat? |
plants |
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What does an omnivore eat? |
plants and meat |
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What is a human classified? |
omnivore |
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What is the relationship between a mouse and snake? |
predator and prey |
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A long term relationship between two different organisms is called |
symbiosis |
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A relationship between organisms in which both organisms benefit.
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mutualism |
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A relationship between organisms in which one is hurt and one is helped. |
parasitism |
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A relationship between organisms in which one is happy and one don't care. |
commensalism |
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a plant that is not native to the area and takes over |
invasive species |
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examples of decomposers |
mushroom, earthworm, bacteria |
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examples of producers |
grass, flower, tree |
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Force has strength and _________ |
direction |
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A surface that will slow the movement of a ball the most |
grassy field |
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Electric and magnetic forces push and |
pull objects |
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What happens when an object accelerates? |
its speed or direction change. |
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What happens if balanced forces are applied to a moving object?
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the object keeps moving at the same speed and direction |
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A contact force
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friction |
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Something that makes an object start moving, stop moving, speed up, or slow down |
force |
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forces can cause objects to |
stop moving, change direction, or start moving |
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What force pulls weights to the ground?
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gravity |
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Which will increase friction? |
grooved rubber soles on tennis shoes |
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A door keeps creaking so dad puts oil on the hinges. What does the oil do to the hinges? |
decreases the friction |
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What is never created or destroyed |
energy |
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reflection |
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refraction |
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Which color absorbed more light?
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Black |
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Which color reflected the most light?
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White |
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Why is the wall blue? |
Blue wavelengths bounce off the wall. |
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What is happening in the picture?
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reflection |
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Sound CAN NOT travel in |
space (vacuum). |
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Translucent |
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An item that is opaque. |
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An item that is transparent. |
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What keeps the Earth around the sun?
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gravity |
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A natural satellite that orbits Earth
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Moon |
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How much of the Earth is covered by water? |
75% |
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How long does it take the moon to revolve around the Earth? |
one month |
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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. |
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How long does it take Earth to complete one orbit around the sun? |
365 days (one year) |
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What causes day and night on Earth? |
Earth rotating on its axis |
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Which planet takes the shortest amount of time to complete one revolution around the sun?
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Mercury |
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Which planet has the longest year?
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Neptune |
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Why is Pluto not a planet? |
the path is not a clear path. |
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What are the rocky planets? |
Mercury, Venus, Earth, Mars |
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What are the gas planets? |
Jupiter, Saturn, Uranus, and Neptune |
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An object in the solar system that is a frozen mass of ice and dust |
comet |
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What is a constellation |
a group of stars that form a pattern |
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Why do we see the sun the best |
it is the closest to Earth |
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What is the sun made of |
gas |
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This star is a medium sized star |
the sun |
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Why does the sun appear to rise and fall in the sky each day? |
The Earth rotates on its axis |
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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. |
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What causes seasons? |
The tilt of the Earth. |
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The sun can be seen at night. |
False |
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What makes its own light? |
a star |
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How many stars are in our solar system? |
one, the sun |
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Why do we see the star called the sun better than the other stars? |
It is closer to the Earth. |
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What does sound need to exist? |
vibrating particles |
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Where would you be traveling in complete silence? |
Outer space |
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Sound travels the fastest in |
a solid |
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In a guitar one string vibrates more quickly than the another string. Which string produces a higher pitch? |
the string vibrating more quickly |
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Which instrument will make sound with a high frequency? |
flute |
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What happens to the pitch of a sound as the vibrations made by the source get slower? |
the pitch decreases |
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Pick a testable question |
Which object produces a sound with a higher pitch? |
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What is an echo? |
sound that is reflected |
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How are sound and light alike? |
They both are transmitted, absorbed, reflected and the both travel through solids, liquids, and gas. |
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Where does sound travel the fastest? |
solid |
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Where does sound travel the slowest? |
gas |
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What happens if a person stretched a rubber band tighter? |
the pitch would go higher |
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Commensilism |
Barnacles living on a whale |
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Commensilism |
a bird building a nest in a tree |
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Mutualism |
the bee and a flower |
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parasitism |
head lice living on a human |
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Where does a plant gets its energy? |
sun |
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What uses dead matter for energy? |
decomposers |
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Where does a carnivore get its energy? |
meat |
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When do plants make most of there food? |
daytime because the sun is out |
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When one force acts on an object |
the object will speed up, slow down, or change direction |
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When a block of wood is pushed across a piece of sandpaper, what force causes the block to get warmer? |
friction |
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Which process makes sunlight energy available to all organisms in an ecosystem? |
photosynthesis |
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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 |
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What do you need to remember when describing an experiment? |
do the experiment 3 times and the units |
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What is wrong with this answer "The car was going 60." |
Forgot its units, should be 60 mph |
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Which motion causes the pattern of day and night? |
the rotation of the Earth |
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What color will absorb more light - black or white? |
black |
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In June, which hemisphere is having summer?
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Northern Hemisphere |
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In December, which hemisphere is having summer?
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Southern Hemisphere |
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Which illustration correctly depicts the movement of Earth, the sun, and the moon?
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C |
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According to the table, sound travels slowest through
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air |
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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. |
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What will happen to the rabbit population if the frogs died out? |
They would decrease because the snake can only eat the rabbits. |
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What would be affected if the plants died in this ecosystem? |
Everything would be affected |
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Would the rabbits and frogs increase or decrease if all the mice died? |
Decrease |
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Which effect is being tested in this experiment? Mass or Friction
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Mass |
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Which effect is being tested in this experiment? Mass or Friction
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Friction |
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How do you calculate speed? |
Distance / Time |
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Where should a mirror be placed so the students don't bump into each other? |
B |
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Which cup has the highest pitch? |
The glass with the most water. |
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Which cup has the lowest pitch? |
The glass with the least water. |
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Which picture describes how the man sees the plant? |
A |
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Which brand of paper towel absorbs the most? |
Brand B |
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Which brand of paper towel absorbs the least? |
Brand A |
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D - Rubber band D |
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C - #3 |
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A surface that would have very little friction. |
ice |
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What do the arrows represent in a food chain?
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Energy |
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Why do the stars in the sky look so small? |
They are so far away. |
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What travels faster - sound or light? |
Light |