Understand properties of solids and liquids and the changes they undergo
PS.2.1
Understand properties of solids and liquids and the changes they undergo.
What does a student learn in
Mastery Learning Standards
The required skills a student should display by the end of Grade 2.
Matter and its Interactions
Matter and its Interactions
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Carry out investigations to illustrate examples of matter that can change from…
PS.2.1.1Carry out investigations to illustrate examples of matter that can change from a solid to a liquid and from a liquid to a solid by heating and cooling.
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Analyze and interpret data to compare the amount
PS.2.1.2Analyze and interpret data to compare the amount (volume and weight) of water in a container before and after freezing.
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Analyze and interpret data to compare the amount
PS.2.1.3Analyze and interpret data to compare the amount (volume and weight) of water left in an open container over time to the water left in a closed container.
| Standard | Definition | Code |
|---|---|---|
| Understand properties of solids and liquids and the changes they undergo | Understand properties of solids and liquids and the changes they undergo. | PS.2.1 |
| Carry out investigations to illustrate examples of matter that can change from… | Carry out investigations to illustrate examples of matter that can change from a solid to a liquid and from a liquid to a solid by heating and cooling. | PS.2.1.1 |
| Analyze and interpret data to compare the amount | Analyze and interpret data to compare the amount (volume and weight) of water in a container before and after freezing. | PS.2.1.2 |
| Analyze and interpret data to compare the amount | Analyze and interpret data to compare the amount (volume and weight) of water left in an open container over time to the water left in a closed container. | PS.2.1.3 |
Waves and Their Applications in Technologies for Information Transfer
Waves and Their Applications in Technologies for Information Transfer
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Understand the relationship between sound and vibrating objects
PS.2.2Understand the relationship between sound and vibrating objects.
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Carry out investigations to illustrate how sound is produced by…
PS.2.2.1Carry out investigations to illustrate how sound is produced by vibrating objects and columns of air.
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Use models to summarize the relationship between sound and how sounds are…
PS.2.2.2Use models to summarize the relationship between sound and how sounds are produced and detected by parts of the body that vibrate.
| Standard | Definition | Code |
|---|---|---|
| Understand the relationship between sound and vibrating objects | Understand the relationship between sound and vibrating objects. | PS.2.2 |
| Carry out investigations to illustrate how sound is produced by… | Carry out investigations to illustrate how sound is produced by vibrating objects and columns of air. | PS.2.2.1 |
| Use models to summarize the relationship between sound and how sounds are… | Use models to summarize the relationship between sound and how sounds are produced and detected by parts of the body that vibrate. | PS.2.2.2 |
From Molecules to Organisms- Structures and Processes
From Molecules to Organisms- Structures and Processes
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Understand animal life cycles
LS.2.1Understand animal life cycles.
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Use models to summarize the life cycle of animals including
LS.2.1.1Use models to summarize the life cycle of animals including: birth, developing into an adult, reproducing, aging and death.
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Obtain, evaluate and communicate information to compare life cycles…
LS.2.1.2Obtain, evaluate and communicate information to compare life cycles of different animals.
| Standard | Definition | Code |
|---|---|---|
| Understand animal life cycles | Understand animal life cycles. | LS.2.1 |
| Use models to summarize the life cycle of animals including | Use models to summarize the life cycle of animals including: birth, developing into an adult, reproducing, aging and death. | LS.2.1.1 |
| Obtain, evaluate and communicate information to compare life cycles… | Obtain, evaluate and communicate information to compare life cycles of different animals. | LS.2.1.2 |
Heredity- Inheritance and Variation of Traits
Heredity- Inheritance and Variation of Traits
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Understand that organisms differ from or are similar to their parents and other…
LS.2.2Understand that organisms differ from or are similar to their parents and other offspring based on characteristics of the organism.
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Obtain, evaluate, and communicate information to summarize ways in…
LS.2.2.1Obtain, evaluate, and communicate information to summarize ways in which animals closely resemble their parents and ways they are different.
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Analyze and interpret data to illustrate variations among offspring of the…
LS.2.2.2Analyze and interpret data to illustrate variations among offspring of the same parents.
| Standard | Definition | Code |
|---|---|---|
| Understand that organisms differ from or are similar to their parents and other… | Understand that organisms differ from or are similar to their parents and other offspring based on characteristics of the organism. | LS.2.2 |
| Obtain, evaluate, and communicate information to summarize ways in… | Obtain, evaluate, and communicate information to summarize ways in which animals closely resemble their parents and ways they are different. | LS.2.2.1 |
| Analyze and interpret data to illustrate variations among offspring of the… | Analyze and interpret data to illustrate variations among offspring of the same parents. | LS.2.2.2 |
Earth’s Systems
Earth’s Systems
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Understand patterns of weather and factors that affect weather
ESS2.1Understand patterns of weather and factors that affect weather.
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Obtain, evaluate, and communicate information to summarize how energy from the…
ESS2.1.1Obtain, evaluate, and communicate information to summarize how energy from the sun serves as a source of light and warms the land, air, and water.
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Use mathematics and computational thinking to summarize weather conditions…
ESS2.1.2Use mathematics and computational thinking to summarize weather conditions (temperature, wind direction, wind speed, precipitation).
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Carry out investigations to collect data and compare weather patterns…
ESS2.1.3Carry out investigations to collect data and compare weather patterns that occur over time and relate observable patterns to time of day and time of year.
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Obtain, evaluate and communicate information to recognize the tools scientists…
ESS2.1.4Obtain, evaluate and communicate information to recognize the tools scientists use for observing, recording, and predicting weather changes from day to day and during the season.
| Standard | Definition | Code |
|---|---|---|
| Understand patterns of weather and factors that affect weather | Understand patterns of weather and factors that affect weather. | ESS2.1 |
| Obtain, evaluate, and communicate information to summarize how energy from the… | Obtain, evaluate, and communicate information to summarize how energy from the sun serves as a source of light and warms the land, air, and water. | ESS2.1.1 |
| Use mathematics and computational thinking to summarize weather conditions… | Use mathematics and computational thinking to summarize weather conditions (temperature, wind direction, wind speed, precipitation). | ESS2.1.2 |
| Carry out investigations to collect data and compare weather patterns… | Carry out investigations to collect data and compare weather patterns that occur over time and relate observable patterns to time of day and time of year. | ESS2.1.3 |
| Obtain, evaluate and communicate information to recognize the tools scientists… | Obtain, evaluate and communicate information to recognize the tools scientists use for observing, recording, and predicting weather changes from day to day and during the season. | ESS2.1.4 |