Curriculum
Course: Science — Second Preparatory
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Curriculum

Science — Second Preparatory

Unit 1: Matter and Energy

0/8

Unit 2: Matter and Chemical Reactions

0/6

Unit 3: Energy Flow in Photosynthesis and Respiration

0/4

Unit 4: Geological Processes

0/4
Quiz

Changes of State — Lesson quiz

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  • Questions count: 2
  • Passing grade: 60%
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1.
Does the temperature of water rise while it boils at normal atmospheric pressure?
Yes, it rises to 120 °C
Yes, it keeps rising until it all evaporates
No, it stays constant at 100 °C
No, it drops to 0 °C
2.
Calculate the heat needed to melt 0.2 kg of ice at 0 °C, given that the latent heat of fusion is 336 kJ/kg.
1680 kJ
67.2 kJ
6.72 kJ
336 kJ
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