1
Answer: ASet 5: Text Structure (Advanced)
Explanation
PASSAGE
The observable universe is expanding. Dark energy is the postulated force driving this acceleration. Unlike gravity, which pulls matter together, dark energy pushes it apart, acting as a cosmic repulsive force.
Which choice best describes the relationship between the forces described?
A. They act in direct opposition regarding the movement of cosmic structures.✓ Correct
B. They are the same force with different names.
C. They work together to shrink the universe.
D. Graphity causes dark energy.
Detailed Explanation
Gravity: Pulls together. Dark Energy: Pushes apart (Repulsive). Relationship: Opposition.
Key Evidence:
• "Unlike gravity"
• "pulls ... together"
• "pushes ... apart"
Why others are wrong: B (Example of difference.), C (One expands.), D (Independent.).