Understanding Potential and Mechanical Energy

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22 Terms

1

Potential Energy

Stored energy due to an object's position.

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2

Elastic Potential Energy

Energy stored in materials when stretched or compressed.

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3

Hooke's Law

Describes relationship between force and spring displacement.

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4

Equilibrium Position

Natural position of a spring with no force applied.

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5

Zero-Potential Energy Position

Position where potential energy is zero.

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6

Kinetic Energy

Energy of an object in motion.

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7

Mechanical Energy

Energy due to motion or position of an object.

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8

Conserved Quantity

Quantity that remains constant without external forces.

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9

Work

Energy transfer that causes displacement of an object.

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10

Power

Rate of doing work over time.

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11

Stretch

Deformation of elastic materials increasing potential energy.

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12

Compression

Reduction in volume of elastic materials storing energy.

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13

Bungee Cord

Elastic material that stores energy when stretched.

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14

Trampoline

Device that stores elastic potential energy when compressed.

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15

Spring Constant

Measure of a spring's stiffness in Hooke's Law.

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16

Energy Conversion

Transformation of potential energy to kinetic energy.

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17

Gravitational Potential Energy

Potential energy due to an object's height above ground.

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18

Displacement

Distance moved in a specific direction.

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19

Average Passenger Work

Work needed to elevate one average passenger.

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20

Total Work

Work calculated for multiple objects or passengers.

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21

Energy Relationship

Kinetic energy increases with the square of speed.

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22

Force Application

Mechanical energy enables force to cause displacement.

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