Parent plan · Week 17 · Atmosphere & Weather — connect and apply — Earth & Space Science

Units to teach or revisit

Chapter 5 · Atmosphere & Weather

Assigned readings

A storm is a sequence of connected observations

This chapter follows the question: How do matter and energy transfers produce weather?

This week’s goals

Explain mechanisms with labeled figures and relevant records.
Distinguish measured observations, illustrative models and conditional projections.
Apply ideas independently and revise after feedback.

Read A storm is a sequence of connected observations before starting this chapter. Use the linked unit explanations and source records during the assigned sessions.

Five flexible sessions normally about 45 minutes. Assessment slots explicitly combine or extend sessions to the existing paper’s full time. Slow down and use consolidation sessions for reteaching when an explanation is not secure.

Session 1 · Atmospheric Energy & Circulation — explain and transfer

Use the unit’s worked cases and changed independent application.

Your task

Study the illustrated worked case, attempt practice and the changed case, then revise the opening explanation and complete the exit response.

Explain the worked diagram in your own words.
Attempt varied practice and the independent changed case.
Check evidence/calculations using the rubric.
Return to the first model and explain a revision before the exit response.

Hint and response guidance

Read the stated evidence and diagram captions; separate quantities, reference frames and assumptions before deciding.

Right of northward motion is east, and right of eastward motion is south. Coriolis modifies existing motion in the rotating Earth frame; pressure-gradient or other forces initiate the wind. The complete wind also depends on friction and other forces.

Use the stated evidence and units accurately.
Explain a mechanism or evidence relationship.
Show a labeled model, graph or intermediate calculation.
State a limitation and a useful revision/test.

Session 2 · Air Masses, Fronts & Pressure — observe and build

Illustrative evidence case. A supplied station sequence includes falling then rising pressure, a temperature drop, a wind shift and showers ending.

Your task

Read the chapter context and the unit language notes. Make a first model, study the core explanation and Parts 1–2, and attempt their visual and reasoning checks.

Read the assigned context and note two observations.
Draw a first explanation with one uncertain feature.
Study Parts 1–2 and trace each diagram label.
Attempt checks before consulting guidance and record one revision.

Hint and response guidance

Read the stated evidence and diagram captions; separate quantities, reference frames and assumptions before deciding.

Surface evaporation and mixing can add water vapor under suitable conditions, changing moisture properties while the original source label remains useful historical context. Gradient is pressure change per distance. Both interval and ground scale must be checked; spacing alone does not provide the same pressure change.

Use the stated evidence and units accurately.
Explain a mechanism or evidence relationship.
Show a labeled model, graph or intermediate calculation.
State a limitation and a useful revision/test.

Session 3 · Air Masses, Fronts & Pressure — connect mechanisms

A front separates contrasting air masses and can provide lifting. At a cold front, advancing denser cool air often undercuts warmer air; at a warm front, advancing warmer air commonly rises over a cooler wedge with a gentler typical slope. Rising air can expand and cool, allowing condensation under suitable moisture conditions. Stability concerns whether a displaced parcel tends to keep moving or return relative to its surroundings. Moisture, stability and front motion therefore influence cloud/precipitation patterns; the boundary alone does not guarantee identical rain everywhere.

Your task

Study Parts 3–4 and any source records. Complete the whole-unit application with a labeled diagram, calculations and a limitation.

Define each new quantity and its unit.
Compare the diagrams and stated evidence.
Attempt the whole-unit application without copying guidance.
Check intermediate reasoning and annotate a correction.

Hint and response guidance

Read the stated evidence and diagram captions; separate quantities, reference frames and assumptions before deciding.

Available moisture, stability, local flow and timing vary. Lifting supplies a process, while those conditions influence whether and how precipitation develops. Pressure reversal, wind-direction change, precipitation sequence and a corresponding mapped front support the inference. Temperature alone can change for other reasons.

Use the stated evidence and units accurately.
Explain a mechanism or evidence relationship.
Show a labeled model, graph or intermediate calculation.
State a limitation and a useful revision/test.

Session 4 · Air Masses, Fronts & Pressure — explain and transfer

Use the unit’s worked cases and changed independent application.

Your task

Study the illustrated worked case, attempt practice and the changed case, then revise the opening explanation and complete the exit response.

Explain the worked diagram in your own words.
Attempt varied practice and the independent changed case.
Check evidence/calculations using the rubric.
Return to the first model and explain a revision before the exit response.

Hint and response guidance

Read the stated evidence and diagram captions; separate quantities, reference frames and assumptions before deciding.

A is 0.04 hPa/km; B is 0.08 hPa/km, twice as large. Actual wind also responds to rotation and friction, so pressure-gradient magnitude alone is not a complete directional forecast.

Use the stated evidence and units accurately.
Explain a mechanism or evidence relationship.
Show a labeled model, graph or intermediate calculation.
State a limitation and a useful revision/test.

Session 5 · Reading Weather Patterns — observe and build

Illustrative evidence case. Two supplied models agree a front is approaching but give different speeds. Later rain measurements can be compared with a forecast made for a stated window.

Your task

Read the chapter context and the unit language notes. Make a first model, study the core explanation and Parts 1–2, and attempt their visual and reasoning checks.

Read the assigned context and note two observations.
Draw a first explanation with one uncertain feature.
Study Parts 1–2 and trace each diagram label.
Attempt checks before consulting guidance and record one revision.

Hint and response guidance

Read the stated evidence and diagram captions; separate quantities, reference frames and assumptions before deciding.

They establish when observations apply and how symbols/units are interpreted. A later forecast cannot be checked fairly against an unspecified time or invented code convention. Their saturation reference can differ. Equal fractions of different reference amounts can correspond to different actual vapor amounts.

Use the stated evidence and units accurately.
Explain a mechanism or evidence relationship.
Show a labeled model, graph or intermediate calculation.
State a limitation and a useful revision/test.

Submit this week

First and revised models with explained changes.
Assigned independent practice or assessment attempt and corrections.
Investigation records/graphs with units and limitations when scheduled.

Parent / teacher weekly conference

Assess explanations against the task criteria, discuss a real attempt before opening guidance, and adapt pacing to the learner. These home-study sessions do not certify NYSED laboratory eligibility.

Can the learner explain each relevant diagram label?
Are quantities, units and assumptions correct?
Can the learner solve a changed case without copying?

Browse all courses