WorksheetsScience Review
Total questions: 86
Worksheet time: 2hrs 26mins
Define: Ecosystem
Where organisms live
A community of organisms and their environment, including living and non-living things
The environment of an area
A model showing how energy moves through a food chain
Define: Abiotic
Living things in an ecosystem
An organism that gets its food from other organisms
Non Living things in an ecosystem
An organism that get its nutrients from the sun
Define: Biotic
An organism that gets its food from other organisms
Non living things in an ecosystem
An organism that gets its nutrients from sunlight
Living things in an ecosystem
Define: Predator
An animal that hunts other animals
An animal that is being hunted
A model showing how energy moves through food
An organism that decomposes organic material
Define: Prey
An organism that lives in or on another organism
An animal that is hunted by another animal for food
A organism that uses energy from the sun to create its own food
An organism that decomposes organic material
Define: Producer
An organism that feeds on other organisms
An organism that decomposes organic material
An organism that uses energy from the sun to create its own food
An organism that eats plants
Define: Consumer
An organism that feeds on other organisms
An organism that gets its food from sunlight
An organism that decomposes organic material
An organism that eats plats
Decomposer
An organism that decomposes organic material (example: mushroom)
An organism that gets its food from sunlight
An organism that gets its food from other organisms
A organism that eats meat
Define: energy pyramid
The cycle of how organisms feed
The pyramid of food groups
A model showing how energy moves through a food chain
A model of animals from strongest to weakest
Define: Parasite
An organism that is being hunted
An organism that hunts for food
An organism that has another smaller organism living on it
An organism that lives on or in another organism
Define: Host
An organism that has another tiny organism living on it for nutrients
An organism that hunts for food
An organism that lives in or on another organism
An organism that is being hunted
Define: Habitat
Spending the winter in a dormant state
The natural home or environment of an animal, plant, or other organism
An organism that gets its energy from the sunlight
An organism that gets its energy from other organisms
Define: Population
The organisms of an ecosystem
The natural home or environment of an animal, plant, or other organisms
Organisms that feed on other organisms
All the organisms of one species
Define: Community
All the organisms of one species
Place where houses, businesses, and people are located
All the populations living in an area
A group of people living in the same place
Define: Topsoil
The layer of soil closest to bedrock
The top layer of soil where most nutrients for plants are found
The layer of the earth that contains rock
The layer of earth where moles live
Define: Heterotrophs
An organism that can make its own food and get its nutrients from the sun, rain, and soil
An organism that cannot make its own food and get its nutrients from other organisms
An organism that eats plants
An organism that eats meat
Define: Autotrophs
An organism that can make its own food and get its nutrients from the sun, rain, and soil
An organism that cannot make its own food and get its nutrients from other organisms
An organism that eats plants
An organism that eats meat
Define: Niche
An organism that eats plants
An organism that helps other organisms survive
An organisms role in an ecosystem
An organism that sleeps in the winter
Define: Herbivore
An organism that feeds on plants and meat
An organism that feeds on meat
An organism that feed on plants
An organism that gets its food from sunlight
Define: Carnivore
An organism that feeds on plants and meat
An organism that feeds on meat
An organism that feed on plants
An organism that gets its food from sunlight
Define: Omnivore
An organism that feeds on plants and meat
An organism that feeds on meat
An organism that feed on plants
An organism that gets its food from sunlight
Why do we have seasons?
It rotates on its axis as it revolves around the sun
It gets closer and farther from the sun
The tilt of the Earth's axis as it revolves around the sun
Why do we have night and day?
The Earth REVOLVES around the sun.
The Earth ROTATES on it's axis
The Earth ROTATES around the sun
The Earth REVOLVES around it's axis
Things stay in orbit because of...
Velocity and Inertia
Inertia and gravity
The Sun's gravity
The pull of all the planets
How long does it take Earth to REVOLVE around the sun?
24 hours
364.5 days
2 years
1 month
True or false, planets give off their own light.
True
False
Celestial bodies made of frozen ice, rock and dust
Asteroid
Meteor
Comet
Meteorite
Celestial bodies that are burning up in Earth's atmosphere.
Asteroid
Meteor
Comet
Meteorite
Irregular celestial bodies made of rock and metal, usually found between Mars and Jupiter
Asteroid
Meteor
Comet
Meteorite
What natural satellites would you find orbiting around a planet?
sun
moons
comets
meteorites
Celestial bodies that have touched down on Earth
Asteroid
Meteor
Comet
Meteorite
What is the distance from the Sun to the Earth called?
Light year
Astronauts meter
Light meter
Astronomical unit
What is the distance light can travel in one year called?
Light year
Astronauts meter
Light meter
Astronomical unit
How do spacecrafts get information back to Earth?
The humans on board use satellite telephones to report back to Earth
We print off information when they return to Earth
They send radio waves back to Earth which are received by an antenna
Is a star just a really big planet that gives off light and heat?
Yes
No
What is the order of the INNER planets from closest to farthest from the sun?
Jupiter, Uranus, Neptune, Saturn
Mars, Earth, Venus, Mercury
Mercury, Venus, Earth, Mars
Jupiter, Saturn, Uranus, Neptune
What is the order of the OUTER planets from closest to farthest from the sun?
Jupiter, Uranus, Neptune, Saturn
Mars, Earth, Venus, Mercury
Mercury, Venus, Earth, Mars
Jupiter, Saturn, Uranus, Neptune
Which planets have more moons and rings?
Inner Planets
Outer Planets
Which planets are small and rocky?
Inner Planets
Outer Planets
Which planets are large and made of mostly hydrogen and helium?
Inner Planets
Outer Planets
The orbits of these planets are much longer and take a lot of time.
Inner Planets
Outer Planets
Which has more mass, the Earth or the Moon?
Earth
Moon
Their masses are the same
Which has a STRONGER force of gravity, the Earth or the Moon?
Earth
Moon
What two things determine the gravity of an object?
mass & weight
mass & distance
density & mass
volume & distance
When will the forces of gravity between two objects be the GREATEST?
when the masses of both objects are small and the objects are far apart
when the masses of both objects are large and the objects are close together
when the masses of both objects are small and the objects are close together
when the masses of both objects are large and the objects are far apart
Which statement about gravity is true?
gravity causes objects to pull towards one another
gravity causes objects to push away from each other
gravity only takes place between planets
the moon doesn't have any gravity
Which model has greater gravitational attraction.
Model A
Model B
Model A and B have the same amount of gravitational attraction.
What keeps the planets in orbit around the sun?
gravity
friction
density
distance
When will the gravity between two objects be the LEAST?
when the masses of both objects is small and the objects are close together
when the masses of both objects is small and the objects are far apart
when the masses of both objects is large and the objects are close together
when the masses of both objects is large and the objects are far apart
The planet Mars has less gravity than Earth. This is because Mars has ___________ mass than the planet Earth.
less
more
the same
Which has more mass, the Earth or the Moon?
Earth
Moon
Their masses are the same
Which has a STRONGER force of gravity, the Earth or the Moon?
Earth
Moon
What two things determine the gravity of an object?
mass & weight
mass & distance
density & mass
volume & distance
When will the forces of gravity between two objects be the GREATEST?
when the masses of both objects are small and the objects are far apart
when the masses of both objects are large and the objects are close together
when the masses of both objects are small and the objects are close together
when the masses of both objects are large and the objects are far apart
Which statement about gravity is true?
gravity causes objects to pull towards one another
gravity causes objects to push away from each other
gravity only takes place between planets
the moon doesn't have any gravity
Which model has greater gravitational attraction.
Model A
Model B
Model A and B have the same amount of gravitational attraction.
What keeps the planets in orbit around the sun?
gravity
friction
density
distance
When will the gravity between two objects be the LEAST?
when the masses of both objects is small and the objects are close together
when the masses of both objects is small and the objects are far apart
when the masses of both objects is large and the objects are close together
when the masses of both objects is large and the objects are far apart
The planet Mars has less gravity than Earth. This is because Mars has ___________ mass than the planet Earth.
less
more
the same
Which has more mass, the Earth or the Moon?
Earth
Moon
Their masses are the same
Which has a STRONGER force of gravity, the Earth or the Moon?
Earth
Moon
What two things determine the gravity of an object?
mass & weight
mass & distance
density & mass
volume & distance
When will the forces of gravity between two objects be the GREATEST?
when the masses of both objects are small and the objects are far apart
when the masses of both objects are large and the objects are close together
when the masses of both objects are small and the objects are close together
when the masses of both objects are large and the objects are far apart
Which statement about gravity is true?
gravity causes objects to pull towards one another
gravity causes objects to push away from each other
gravity only takes place between planets
the moon doesn't have any gravity
Which model has greater gravitational attraction.
Model A
Model B
Model A and B have the same amount of gravitational attraction.
What keeps the planets in orbit around the sun?
gravity
friction
density
distance
When will the gravity between two objects be the LEAST?
when the masses of both objects is small and the objects are close together
when the masses of both objects is small and the objects are far apart
when the masses of both objects is large and the objects are close together
when the masses of both objects is large and the objects are far apart
The planet Mars has less gravity than Earth. This is because Mars has ___________ mass than the planet Earth.
less
more
the same
