1.1.3 Describing Energy Changes in a System

    Cards (40)

    • What is an energy store?
      Reservoir where energy is held
    • Energy due to movement is called kinetic energy.
    • What type of energy is stored due to height?
      Gravitational potential
    • Energy stored in deformed objects is called elastic potential energy.
    • Chemical energy is stored in chemical bonds.
    • Where is nuclear energy stored?
      Atomic nuclei
    • Energy due to temperature is called thermal energy.
    • What type of energy is stored in magnetic fields?
      Magnetic
    • Electrostatic energy is stored in electric fields.
    • What energy conversions occur in a roller coaster moving down a hill?
      Gravitational to kinetic
    • Match the energy store with its description and example:
      Kinetic ↔️ Energy of motion, moving car
      Gravitational Potential ↔️ Energy due to height, ball at the top of a hill
      Elastic Potential ↔️ Energy in deformed objects, compressed spring
      Chemical ↔️ Energy in chemical bonds, gasoline in a car
    • A car engine converts chemical energy into kinetic energy and thermal energy.
    • What is an example of an object storing kinetic energy?
      A moving car
    • A roller coaster moving down a hill converts gravitational potential energy into kinetic energy and thermal energy.
    • What do energy transfer diagrams represent?
      Flow of energy in a system
    • Burning fuel is a method of transferring chemical energy.
    • What is the transfer method for kinetic energy?
      Movement
    • In a moving car, what does chemical energy in gasoline convert into?
      Kinetic and thermal energy
    • Arrows in energy transfer diagrams indicate the direction of energy flow.
    • Energy transfer diagrams visually represent the flow of energy within a system.
    • What method transfers chemical energy?
      Burning fuel
    • In a moving car, chemical energy in gasoline is converted to kinetic energy.
    • In a moving car, thermal energy is produced due to friction.
    • What is the energy transfer equation for a moving car?
      \text{Chemical Energy} \rightarrow \text{Kinetic Energy} + \text{Thermal Energy}</latex>
    • Arrows in energy transfer diagrams indicate the direction of energy flow.
    • What is the method for transferring kinetic energy?
      Movement
    • Match the energy store with its description:
      Kinetic ↔️ Energy due to movement
      Gravitational Potential ↔️ Energy stored due to height
      Elastic Potential ↔️ Energy stored in deformed objects
      Chemical ↔️ Energy stored in chemical bonds
    • A roller coaster converts gravitational potential energy into kinetic energy and thermal energy.
    • The energy stored in a chemical bond is called chemical energy.
    • What is an example of kinetic energy?
      Moving car
    • Elastic potential energy is stored in stretched or compressed materials.
    • Gravitational potential energy is stored due to an object's height.
    • Where is nuclear energy stored?
      Atomic nuclei
    • Match the energy store with its example:
      Gravitational Potential ↔️ Ball at the top of a hill
      Elastic Potential ↔️ Compressed spring
      Chemical ↔️ Gasoline in a car
      Thermal ↔️ Hot stove
    • What does a car engine convert chemical energy into?
      Kinetic and thermal energy
    • Energy transfer diagrams use arrows to show how energy moves between stores.
    • In an energy transfer diagram, boxes represent energy stores.
    • Order the energy store changes when a ball falls from a height:
      1️⃣ Gravitational potential energy decreases
      2️⃣ Kinetic energy increases
      3️⃣ Thermal energy increases due to air resistance
    • What type of energy increases due to air resistance when a ball falls?
      Thermal energy
    • Burning fuel in an engine converts chemical energy into kinetic and thermal energy.