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  • Arizona Standards
  • Science: 7th Grade

Arizona - Science: 7th Grade

Grade Level Articulations | Adopted: 2004

This correlation lists the recommended Gizmos for this state's curriculum standards. Click any Gizmo title below for more information.

4: : Life Science


4.3: : Analyze the relationships among various organisms and their environment.

4.3.PO 1: : Compare food chains in a specified ecosystem and their corresponding food web.

Screenshot of Forest Ecosystem

Forest Ecosystem

Observe and manipulate the populations of four creatures (trees, deer, bears, and mushrooms) in a forest. Investigate the feeding relationships (food web) in the forest. Determine which creatures are producers, consumers, and decomposers. Pictographs and line graphs show changes in populations over time. 5 Minute Preview


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Screenshot of Prairie Ecosystem

Prairie Ecosystem

Observe the populations of grass, prairie dogs, ferrets and foxes in a prairie ecosystem. Investigate feeding relationships and determine the food chain. Bar graphs and line graphs show changes in populations over time. 5 Minute Preview


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4.3.PO 3: : Analyze the interactions of living organisms with their ecosystems:

4.3.PO 3.a: : limiting factors

Screenshot of Food Chain

Food Chain

In this ecosystem consisting of hawks, snakes, rabbits and grass, the population of each species can be studied as part of a food chain. Disease can be introduced for any species, and the number of animals can be increased or decreased at any time, just like in the real world. 5 Minute Preview


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4.3.PO 3.b: : carrying capacity

Screenshot of Food Chain

Food Chain

In this ecosystem consisting of hawks, snakes, rabbits and grass, the population of each species can be studied as part of a food chain. Disease can be introduced for any species, and the number of animals can be increased or decreased at any time, just like in the real world. 5 Minute Preview


Lesson Info
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Screenshot of Prairie Ecosystem

Prairie Ecosystem

Observe the populations of grass, prairie dogs, ferrets and foxes in a prairie ecosystem. Investigate feeding relationships and determine the food chain. Bar graphs and line graphs show changes in populations over time. 5 Minute Preview


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4.3.PO 5: : Predict how environmental factors (e.g., floods, droughts, temperature changes) affect survival rates in living organisms.

Screenshot of Natural Selection

Natural Selection

You are a bird hunting moths (both dark and light) that live on trees. As you capture the moths most easily visible against the tree surface, the moth populations change, illustrating the effects of natural selection. 5 Minute Preview


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Screenshot of Pond Ecosystem

Pond Ecosystem

Measure the temperature and oxygen content of a pond over the course of a day. Then go fishing to see what types of fish live in the pond. Many different ponds can be investigated to determine the influence of time, temperature, and farms on oxygen levels. 5 Minute Preview


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Screenshot of Rabbit Population by Season

Rabbit Population by Season

Observe the population of rabbits in an environment over many years. The land available to the rabbits and weather conditions can be adjusted to investigate the effects of urban sprawl and unusual weather on wildlife populations. 5 Minute Preview


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Screenshot of Rainfall and Bird Beaks - Metric

Rainfall and Bird Beaks - Metric

Study the thickness of birds' beaks over a five year period as you control the yearly rainfall on an isolated island. As the environmental conditions change, the species must adapt (a real-world consequence) to avoid extinction. 5 Minute Preview


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4.3.PO 6: : Create a model of the interactions of living organisms within an ecosystem.

Screenshot of Food Chain

Food Chain

In this ecosystem consisting of hawks, snakes, rabbits and grass, the population of each species can be studied as part of a food chain. Disease can be introduced for any species, and the number of animals can be increased or decreased at any time, just like in the real world. 5 Minute Preview


Lesson Info
Launch Gizmo

6: : Earth and Space Science


6.1: : Describe the composition and interactions between the structure of the Earth and its atmosphere.

6.1.PO 1: : Classify rocks and minerals by the following observable properties:

6.1.PO 1.b: : color

Screenshot of Mineral Identification

Mineral Identification

Observe and measure the properties of a mineral sample, and then use a key to identify the mineral. Students can observe the color, luster, shape, density, hardness, streak, and reaction to acid for each mineral. There are 26 mineral samples to identify. 5 Minute Preview


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6.1.PO 1.d: : hardness

Screenshot of Mineral Identification

Mineral Identification

Observe and measure the properties of a mineral sample, and then use a key to identify the mineral. Students can observe the color, luster, shape, density, hardness, streak, and reaction to acid for each mineral. There are 26 mineral samples to identify. 5 Minute Preview


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6.1.PO 3: : Explain the following processes involved in the formation of the Earth's structure:

6.1.PO 3.c: : plate tectonics

Screenshot of Plate Tectonics

Plate Tectonics

Move the Earth's crust at various locations to observe the effects of the motion of the tectonic plates, including volcanic eruptions. Information about each of the major types of plate boundaries is shown, along with their locations on Earth. 5 Minute Preview


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6.1.PO 3.d: : volcanism

Screenshot of Plate Tectonics

Plate Tectonics

Move the Earth's crust at various locations to observe the effects of the motion of the tectonic plates, including volcanic eruptions. Information about each of the major types of plate boundaries is shown, along with their locations on Earth. 5 Minute Preview


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6.2: : Understand the processes acting on the Earth and their interaction with the earth systems.

6.2.PO 1: : Explain the rock cycle.

Screenshot of Rock Cycle

Rock Cycle

Play the role of a piece of rock moving through the rock cycle. Select a starting location and follow many possible paths throughout the cycle. Learn how rocks are formed, weathered, eroded, and reformed as they move from Earth's surface to locations deep within the crust. 5 Minute Preview


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6.2.PO 2: : Distinguish the components and characteristics of the rock cycle for the following types of rocks:

6.2.PO 2.a: : igneous

Screenshot of Rock Cycle

Rock Cycle

Play the role of a piece of rock moving through the rock cycle. Select a starting location and follow many possible paths throughout the cycle. Learn how rocks are formed, weathered, eroded, and reformed as they move from Earth's surface to locations deep within the crust. 5 Minute Preview


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6.2.PO 2.b: : metamorphic

Screenshot of Rock Cycle

Rock Cycle

Play the role of a piece of rock moving through the rock cycle. Select a starting location and follow many possible paths throughout the cycle. Learn how rocks are formed, weathered, eroded, and reformed as they move from Earth's surface to locations deep within the crust. 5 Minute Preview


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6.2.PO 2.c: : sedimentary

Screenshot of Rock Cycle

Rock Cycle

Play the role of a piece of rock moving through the rock cycle. Select a starting location and follow many possible paths throughout the cycle. Learn how rocks are formed, weathered, eroded, and reformed as they move from Earth's surface to locations deep within the crust. 5 Minute Preview


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6.2.PO 5: : Relate plate boundary movements to their resulting landforms, including:

6.2.PO 5.a: : mountains

Screenshot of Plate Tectonics

Plate Tectonics

Move the Earth's crust at various locations to observe the effects of the motion of the tectonic plates, including volcanic eruptions. Information about each of the major types of plate boundaries is shown, along with their locations on Earth. 5 Minute Preview


Lesson Info
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6.2.PO 5.b: : faults

Screenshot of Plate Tectonics

Plate Tectonics

Move the Earth's crust at various locations to observe the effects of the motion of the tectonic plates, including volcanic eruptions. Information about each of the major types of plate boundaries is shown, along with their locations on Earth. 5 Minute Preview


Lesson Info
Launch Gizmo

6.2.PO 5.d: : trenches

Screenshot of Plate Tectonics

Plate Tectonics

Move the Earth's crust at various locations to observe the effects of the motion of the tectonic plates, including volcanic eruptions. Information about each of the major types of plate boundaries is shown, along with their locations on Earth. 5 Minute Preview


Lesson Info
Launch Gizmo

6.2.PO 5.e: : volcanoes

Screenshot of Plate Tectonics

Plate Tectonics

Move the Earth's crust at various locations to observe the effects of the motion of the tectonic plates, including volcanic eruptions. Information about each of the major types of plate boundaries is shown, along with their locations on Earth. 5 Minute Preview


Lesson Info
Launch Gizmo

6.2.PO 6: : Describe how earthquakes are measured.

Screenshot of Earthquakes 1 - Recording Station

Earthquakes 1 - Recording Station

Using an earthquake recording station, learn how to determine the distance between the station and an earthquake based on the time difference between the arrival of the primary and secondary seismic waves. Use this data to find the epicenter in the Earthquakes 2 - Location of Epicenter Gizmo. 5 Minute Preview


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6.3: : Understand the relationships of the Earth and other objects in the solar system.

6.3.PO 1: : Explain the phases of the Moon in terms of the relative positions of the Earth, Sun, and Moon.

Screenshot of Moonrise, Moonset, and Phases

Moonrise, Moonset, and Phases

Gain an understanding of moonrise and moonset times by observing the relative positions of Earth and the Moon along with a view of the Moon from Earth. A line shows the horizon for a person standing on Earth so that moonrise and moonset times can be determined. 5 Minute Preview


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Screenshot of Phases of the Moon

Phases of the Moon

Understand the phases of the Moon by observing the positions of the Moon, Earth and Sun. A view of the Moon from Earth is shown on the right as the Moon orbits Earth. Learn the names of Moon phases and in what order they occur. Click Play to watch the Moon go around, or click Pause and drag the Moon yourself. 5 Minute Preview


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6.3.PO 2: : Construct a model for the relative positions of the Earth, Sun, and Moon as they relate to corresponding eclipses.

Screenshot of 2D Eclipse

2D Eclipse

Manipulate the position of the Moon to model solar and lunar eclipses. View Earth's shadow, the Moon's shadow, or both. Observe the Moon and Sun from Earth during a partial and total eclipse. The sizes of the three bodies and the Earth-Moon distance can be adjusted. 5 Minute Preview


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Screenshot of 3D Eclipse

3D Eclipse

Observe the motions of the Earth, Moon and Sun in three dimensions to investigate the causes and frequency of eclipses. Observe Earth's shadow crossing the Moon during a lunar eclipse, and the path of the Moon's shadow across Earth's surface during a solar eclipse. The angle of the Moon's orbit can be adjusted, as well as the distance of the Moon from the Earth. 5 Minute Preview


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6.3.PO 3: : Explain the interrelationship between the Earth’s tides and the Moon.

Screenshot of Tides - Metric

Tides - Metric

Gain an understanding of high, low, spring, and neap tides on Earth by observing the tidal heights and the position of the Earth, Moon, and Sun. Tidal bulges can be observed from space, and water depths can be recorded from a dock by the ocean. 5 Minute Preview


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6.3.PO 4: : Explain the seasons in the Northern and Southern Hemispheres in terms of the tilt of the Earth’s axis relative to the Earth’s revolution around the Sun.

Screenshot of Seasons in 3D

Seasons in 3D

Gain an understanding of the causes of seasons by observing Earth as it orbits the Sun in three dimensions. Observe the path of the Sun across the sky on any date and from any location. Create graphs of solar intensity and day length, and use collected data to describe and explain seasonal changes. 5 Minute Preview


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Screenshot of Seasons: Why do we have them?

Seasons: Why do we have them?

Learn why the temperature in the summertime is higher than it is in the winter by studying the amount of light striking the Earth. Experiment with a plate detector to measure the amount of light striking the plate as the angle of the plate is adjusted (and then use a group of plates placed at different locations on the Earth) and measure the incoming radiation on each plate. 5 Minute Preview


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Screenshot of Summer and Winter

Summer and Winter

Observe the tilt of Earth's axis and the angle that sunlight strikes Earth on June 21 and December 21. Compare day lengths, temperatures, and the angle of the Sun's rays for any latitude. The tilt of the Earth's axis can be varied to see how this would affect seasons. 5 Minute Preview


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6.3.PO 6: : Explain the relationship among common objects in the solar system, galaxy, and the universe.

Screenshot of Comparing Earth and Venus

Comparing Earth and Venus

Observe the motions of Venus and Earth as the planets move around the Sun. Measure the length of a day and a year on Earth and Venus, and compare the length of a solar day to the length of a sidereal day. 5 Minute Preview


Lesson Info
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Screenshot of Phases of the Moon

Phases of the Moon

Understand the phases of the Moon by observing the positions of the Moon, Earth and Sun. A view of the Moon from Earth is shown on the right as the Moon orbits Earth. Learn the names of Moon phases and in what order they occur. Click Play to watch the Moon go around, or click Pause and drag the Moon yourself. 5 Minute Preview


Lesson Info
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Correlation last revised: 9/16/2020

About STEM Cases

Students assume the role of a scientist trying to solve a real world problem. They use scientific practices to collect and analyze data, and form and test a hypothesis as they solve the problems.

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