Solar Cells

Investigate the changes in the amount of sunlight at ground level with a solar cell.

Investigation I: First Day of Solar Readings

Investigation II: Second Day of Solar Readings

FOSS - Electricity and Magnetism

STC - Electric Circuits

Insights - Batteries and Bulbs

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Decaying Batteries

Investigate the voltage of different batteries and how voltage changes as the battery is used up.

• Investigation I: Making a circuit and spreadsheet
• Investigation II: Investigating the decay of a battery
• Investigation III: Investigating the decay of different types of batteries

FOSS - Electricity and Magnetism

STC - Electric Circuits

Insights - Batteries and Bulbs

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Parallel versus Series Circuits

Compare voltage in a parallel and a series circuit.

• Investigation I: Testing a two bulb circuit
• Investigation II: Testing a series circuit
• Investigation III: Testing a parallel circuit

FOSS - Electricity and Magnetism

STC - Electric Circuits

Insights - Batteries and Bulbs

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Moving Magnets

Investigate the change in voltage in a coil in the presence of a moving magnet.

• Investigation I: Testing a ten wrap coil
• Investigation II: Testing a twenty wrap coil
• Investigation III: Testing a thirty wrap coil

FOSS - Electricity and Magnetism

STC - Electric Circuits

Insights - Batteries and Bulbs

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Environmental Studies

Environmental Temperatures

Explore temperatures in your surroundings.

• Investigation I: Selecting your habitat site
• Investigation II: Taking leaves or rock temperatures
• Investigation III: Finding ground temperatures

FOSS - Environments

STC - Ecosytems

Insights - There Is No Away

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Creating a pH Scale

Explore acids and bases in the natural environment.

• Investigation I: Testing the pH of lemon juice
• Investigation II: Testing the pH of a baking soda solution
• Investigation III: Testing the pH of different kinds of leaves

FOSS - Environments

STC - Ecosytems

Insights - There Is No Away

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Escaping Oxygen

Change the amount of oxygen trapped in water by varying the temperature of the water.

• Investigation I: Finding the amount of oxygen in room temperature water
• Investigation II: Finding the amount of oxygen in heated water

FOSS - Environments

STC - Ecosytems

Insights - There Is No Away

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Monitoring an Aquarium

Relate changes in light to levels of pH in your aquarium during a day.

• Investigation I: Setting up your aquarium
• Investigation II: Initial testing of your aquarium
• Investigation III: Monitoring a day in the life of your aquarium

FOSS - Environments

STC - Ecosytems

Insights - There Is No Away

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Monitoring a Pond

Investigate varying ranges of temperature, pH, and dissolved oxygen of local waters.

• Investigation I: Conducting a site assessment
• Investigation II: Testing samples Day one
• Investigation III: Testing samples Day two

FOSS - Environments

STC - Ecosytems

Insights - There Is No Away

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Variables

Calibrating Thermometers

Calibrate and scale a thermometer.

• Investigation I: Testing an unmarked thermometer in freezing and boiling water
• Investigation II: Creating a scale on your thermometer
• Investigation III: Testing different temperatures with your thermometer and temperature probe

FOSS - Variables

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Hot and Cold Cups

Investigate how different kinds of containers keep solutions hot or cold.

• Investigation I: Warming chilled water
• Investigation II: Cooling warm water
• Investigation III: Observing overnight results

FOSS - Variables

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Pulse Rate

Use a spreadsheet to display the change in your pulse with different amounts of exercise.

• Investigation I: Finding your resting pulse rate
• Investigation II: Determining pulse rate during exercise

FOSS - Variables

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Reaction Time

Use a spreadsheet to analyze data from reaction time tests.

• Investigation I: Measure reaction time with a ruler
• Investigation II: Measure reaction time with a simulation

FOSS - Variables

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