UPCAT Physics — Work, Energy & ImpulseConcept Map
A visual concept map is the fastest way to remember how Work, Energy & Impulse connects to the rest of UPCAT Physics. This page shows the key concepts, sub-topics, and relationships you need to anchor in memory before sitting for the UPCAT 2026.
Exam context
The University of the Philippines College Admission Test is conducted by University of the Philippines and is scheduled for Mid-2026 (announced by UP Admissions). The Physics subtest is marked as "Core" in the official pattern, and Work, Energy & Impulse appears in position 4th of 6 in the UPCAT Physics review rotation. Passing mark: UPG ≤ 2.2 typical. Recent UPCAT 2026 papers have drawn roughly 20 questions from this subject.
Work, Energy & Impulse - Concept map
Central Concept
Work, Energy & Impulse
Related Concepts
Concept
Work
Sub Concepts
- Force and displacement
- Work formula: W = F·d
- Positive and negative work
- Work-energy theorem
Relationship To Central
fundamental component of energy transfer
Concept
Mechanical Energy
Sub Concepts
- Kinetic Energy (KE = ½mv²)
- Potential Energy (PE = mgh)
- Conservation of mechanical energy
- Energy transformations
Relationship To Central
energy forms involved in work calculations
Concept
Impulse
Sub Concepts
- Impulse-momentum theorem
- J = F·Δt = Δp
- Force vs time graphs
- Collision applications
Relationship To Central
related to momentum change and force applications
Concept
Power
Sub Concepts
- Power formula: P = W/t
- Power and velocity: P = F·v
- Efficiency calculations
- Real-world applications
Relationship To Central
rate of doing work or energy transfer
Concept
Conservation Laws
Sub Concepts
- Conservation of energy
- Conservation of momentum
- Elastic vs inelastic collisions
- System analysis
Relationship To Central
fundamental principles governing energy and momentum
Concept Connections
To
Kinetic Energy
From
Work
Strength
strong
Relationship
Work done equals change in kinetic energy (Work-Energy Theorem)
To
Potential Energy
From
Kinetic Energy
Strength
strong
Relationship
Can be converted into each other in conservative systems
To
Momentum
From
Impulse
Strength
strong
Relationship
Impulse equals change in momentum (Impulse-Momentum Theorem)
To
Work
From
Power
Strength
strong
Relationship
Power is the rate of doing work (P = W/t)
To
Work
From
Force
Strength
strong
Relationship
Work requires force acting through displacement
To
Impulse
From
Force
Strength
strong
Relationship
Impulse is force applied over time interval
To
Conservation Laws
From
Mechanical Energy
Strength
strong
Relationship
Total mechanical energy is conserved in isolated systems
To
Kinetic Energy
From
Velocity
Strength
moderate
Relationship
Kinetic energy depends on square of velocity
To
Potential Energy
From
Height
Strength
moderate
Relationship
Gravitational potential energy increases with height
To
Momentum
From
Mass
Strength
moderate
Relationship
Momentum is directly proportional to mass
To
Power
From
Efficiency
Strength
moderate
Relationship
Efficiency affects useful power output
To
Impulse
From
Collisions
Strength
moderate
Relationship
Collision analysis often uses impulse-momentum theorem
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