Temperature Changes in a System and Specific Heat Capacity

• What happens if the change is reversed?

  Properties are reversed
• What does temperature change affect in a system?

  It affects specific heat capacity
• What does the amount of temperature change depend on?

  It depends on the mass of the substance
• What factors influence the amount of temperature change in a system?

  Mass, type of material, and energy input
• What is the equation for change in thermal energy?


  ΔE = mcΔθ
• What does ΔE represent in the equation ΔE = mcΔθ?

  Change in thermal energy
• What does 'm' represent in the equation ΔE = mcΔθ?

  Mass in kilograms
• What does 'c' represent in the equation ΔE = mcΔθ?

  Specific heat capacity
• What does Δθ represent in the equation ΔE = mcΔθ?

  Change in temperature in degrees Celsius
• What is the specific heat capacity of a substance?

  Energy required to raise temperature of 1 kg by 1°C
• How much energy is required to raise the temperature of one kilogram of a substance by one degree Celsius?

  Specific heat capacity
• What does the specific heat capacity indicate about a substance?

  It indicates how much energy is needed for temperature change
• What is the unit for specific heat capacity?

  J/kg°C
• What does the change in thermal energy depend on?

  Mass, specific heat capacity, and temperature change
• What is the formula for calculating the change in thermal energy?

  ΔE = mcΔθ
• What does a change in heat and specific heat capacity affect?

  It affects the thermal energy of the substance
• How do changes in heat and specific heat capacity relate to thermal energy?

  They determine the energy required for temperature change