Welcome to Mr. Lemelin's Class
State Standards Addressed
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SPI 0807.9.5
Describe the chemical makeup of the atmosphere.
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SPI 0807.12.5
Determine the relationship among the mass of objects, the distance between these objects, and the amount of gravitational attraction.
SPI 0807.12.6
Illustrate how gravity controls the motion of objects in the solar system.
SPI 0807.12.3
Distinguish among the Earth’s magnetic field, a magnet, and the fields that surround a magnet and an electromagnet.
Skills Assessed
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Skill 808.1:
List the gases that compose Earth’s atmosphere.
Describe the composition of Earth’s atmosphere. Explain why it is a mixture. Draw circle graph illustrating percentages of composition.
Predict what might happen if changes in the composition of the atmosphere occurred.
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Skill 808.2:
Explain the Law of Universal Gravity. Describe the relationship between mass and gravity.
Understand how gravity changes as mass changes. Understand how gravity changes as distance changes.
Apply the mathematical equation that shows the relationship between gravity, mass, and distance.
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Skill 808.3:
Describe Earth's magnetic field. Draw diagram showing Earth's magnetic field like a bar magnet. Compare/contrast size, strength, direction, and permanence of bar magnet's magnetic field to Earth's. Explain how Earth's magnetic field protects us and is changing.
UNIT Eight:
Earth's Atmosphere,
Gravity,
Magnetism