Question breakdown in Lighting a Growth Chamber for Plants in Space (Q46–Q50)
| Question | Response Type | Topic | NYSP12SLS Standard | Action |
|---|---|---|---|---|
| Question 46 | 1-credit Multiple Choice (4 options) | Electromagnetic radiation | HS-PS4-4 | Solve in workspace → |
| Question 47 | 1-credit Multiple Choice (4 options) | Electromagnetic radiation | HS-PS4-4 | Solve in workspace → |
| Question 48 | 1-credit Constructed Response (rubric-scored) | Photosynthesis | HS-LS1-5 | Solve in workspace → |
| Question 49 | 1-credit Constructed Response (rubric-scored) | Electromagnetic radiation | HS-PS4-4 | Solve in workspace → |
| Question 50 | 1-credit Multiple Choice (4 options) | Engineering design | HS-ETS1-2 | Solve in workspace → |
Other clusters in Chemistry Practice Examination · 105
| Questions | Cluster & Topics | Format | Practice |
|---|---|---|---|
| 1–5 | Heat for a SpacecraftA plutonium-238 generator vs a magnesium heater: nuclear vs chemical energy, alpha decay, and Group 2 reactivityNuclear chemistry · Periodic patterns · Engineering design (HS-PS1-8, HS-PS1-1, HS-ETS1-1) | 3 MC, 2 CR | Practice cluster |
| 6–10 | Graphite and Diamond: Two Forms of CarbonPencils, motor brushes, and furnace linings: covalent bonding, conductivity, and forces within and between layersPeriodic patterns · Bonding and formulas · Materials and structure · Intermolecular forces · Polarity and molecular structure (HS-PS1-1, HS-PS1-2, HS-PS2-6, HS-PS1-3, HS-PS3-5) | 3 MC, 2 CR | Practice cluster |
| 11–15 | A Sealed Gas Bag Rising Through WaterA nitrogen lift bag rising from 30 m: Boyle's law, the combined gas law, molar volume at STP, and thermal energyGases · Stoichiometry and conservation · Thermochemistry (HS-PS1-9, HS-PS1-7, HS-PS3-1) | 3 MC, 2 CR | Practice cluster |
| 16–20 | Recovering Salts from Lake BrineEvaporating a sodium chloride model brine: percent by mass, precipitation equations, percent composition, ion chargesSolutions · Stoichiometry and conservation · Bonding and formulas (HS-PS1-10, HS-PS1-7, HS-PS1-2) | 3 MC, 2 CR | Practice cluster |
| 21–25 | Comparing Two Vinegar SamplesTitrating two vinegars with NaOH: pH and hydronium ions, acids in forward and reverse reactions, and freezing pointAcids and bases · Solutions (HS-PS1-11, HS-PS1-10) | 3 MC, 2 CR | Practice cluster |
| 26–30 | Catalytic Conversion of Carbon Monoxide in ExhaustA catalytic converter model: potential and bond energy, catalyst surface area and rate, stoichiometry, and specific heatThermochemistry · Reaction rates · Stoichiometry and conservation (HS-PS1-4, HS-PS1-5, HS-PS1-7, HS-PS3-1) | 3 MC, 2 CR | Practice cluster |
| 31–35 | Heating Limestone to Make LimeLimestone in a sealed model and crucible: Le Châtelier's principle, CO₂ mass, Group 2 trends, particle size vs rateEquilibrium · Stoichiometry and conservation · Periodic patterns · Engineering design · Reaction rates (HS-PS1-6, HS-PS1-7, HS-PS1-1, HS-ETS1-3, HS-PS1-5) | 3 MC, 2 CR | Practice cluster |
| 36–40 | A Zinc-Air CellZinc-air hearing-aid cells: half-reactions, electron flow and energy conversion, oxidation numbers, ion–water attractionOxidation and reduction · Materials and structure · Polarity and molecular structure (HS-PS1-12, HS-PS2-6, HS-PS3-5) | 3 MC, 2 CR | Practice cluster |
| 41–45 | A Reusable Sodium Acetate Heat PackMelting and re-forming hand-warmer crystals: particle attractions, heat of fusion, specific heat, and percent by massIntermolecular forces · Thermochemistry · Solutions · Polarity and molecular structure (HS-PS1-3, HS-PS3-1, HS-PS1-10, HS-PS3-5) | 3 MC, 2 CR | Practice cluster |
Frequently asked questions
- How is Lighting a Growth Chamber for Plants in Space · Chemistry Practice Examination · 105 Chemistry Regents Cluster (Q46–Q50) structured on All Regents?
- LED panels for space lettuce: the electromagnetic spectrum, photon energy, photosynthesis, and a claim about green light. Practice the Lighting a Growth Chamber for Plants in Space phenomenon cluster (Q46–Q50: 3 MC, 2 CR) from Chemistry Practice Examination · 105 (Physical Science: Chemistry). Covers Electromagnetic radiation, Photosynthesis, Engineering design (HS-PS4-4, HS-LS1-5, HS-ETS1-2) with the 2025 Reference Tables and scoring guide. Every question is worth 1 raw credit and pairs with the 2025 Edition Reference Tables, automatic multiple-choice key checking, and step-by-step constructed-response scoring guidance.
- Can I practice one phenomenon cluster at a time or sit the full exam?
- Yes. In the All Regents workspace you can launch any individual 4–6 question cluster in Learn mode (with strategy prompts) or sit the complete examination in Exam mode, then review every answer against the official-style scoring guide.