ACT Science Practice Question #1487 (Foundational (28)) | Test Citadel
TC
Test Citadel
ACT Science Difficulty: Foundational (28)

Digital ACT Science Practice Question #1487

Test your problem-solving accuracy on this official-caliber item. Select an answer choice to check your reasoning instantly.

An environmental engineer measured dissolved oxygen (DO) concentration in a freshwater river at various water temperatures: - 5°C: 12.8 mg/L - 10°C: 11.3 mg/L - 15°C: 10.1 mg/L - 20°C: 9.1 mg/L - 25°C: 8.2 mg/L - 30°C: 7.5 mg/L If river water temperature rises from 15°C to 25°C, the dissolved oxygen concentration will:
Select Your Answer:
Socratic AI Engine Step-by-Step Derivation
0ms Precomputed
⚡ 15-Second Desmos Speed Hack

10.1 - 8.2 = 1.9 mg/L decrease.

Masterclass Solution & Distractor Trap Analysis

At 15°C, DO = 10.1 mg/L. At 25°C, DO = 8.2 mg/L. 10.1 - 8.2 = 1.9 mg/L decrease....

Distractor Analysis: Trap choice eliminates careless test-takers who confuse roots with coordinates...

🔒 Citadel Pro Scholar Vault

Unlock Full Solution & 2,600+ Official Drills

Access detailed Socratic steps, trap breakdowns, authentic timed module simulations, and Desmos speed hacks for just $9.99/mo.

Socratic Assistant

Targeted hints without disclosing final solutions.

I am your Socratic tutor. Click one of the quick guidance buttons above or ask a specific question below about a formula or method.