Melting & Freezing Processes

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  • Environmental education

  • Work sheet

  • Age 7-13

  • level: grade 3

  • English

คำแนะนำของผู้เขียน

Topic: Melting & Freezing Processes

Name: ___________________________                                            Date: ___________________________

 

  1. Section A: Multiple Choice Questions

 

 

  1. 1. When ice melts, it changes into:

a) Steam
b) Water
c) Rock
Answer: ____________

 

  1. 2. Freezing happens when:

a) Heat is added
b) Heat is removed
c) Heat stays the same
Answer: ____________

 

  1. Section B: True or False

 

 

  1. 1. During melting, particles slow down. (True/False)
  2. 2. Heat energy is released during freezing. (True/False)
  3.  
  4. Section C: Fill in the Blanks

 

  1.  
  2. 1. Melting is a process where heat is ____________ and particles become ____________.
  3. 2. Freezing occurs when heat is ____________, and particles ____________ down.
  4.  
  5. Section D: Diagram

 

  1. Label the following diagram of water changing between solid, liquid, and gas states:

(diagram showing melting, freezing, and particle behavior)