Latent Heat (Leaving Cert Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is latent heat?
What is latent heat?
Energy to change state without temp change
What does the word 'latent' mean in latent heat?
What does the word 'latent' mean in latent heat?
Hidden
What happens to temperature during a phase change?
What happens to temperature during a phase change?
Stays constant
During phase changes, where does the heat energy go?
During phase changes, where does the heat energy go?
Breaking or forming molecular bonds
What is latent heat of fusion?
What is latent heat of fusion?
Energy for solid↔liquid change
What is latent heat of vaporisation?
What is latent heat of vaporisation?
Energy for liquid↔gas change
At what temperature does latent heat of fusion occur for water?
At what temperature does latent heat of fusion occur for water?
0°C
At what temperature does water's latent heat of vaporisation occur?
At what temperature does water's latent heat of vaporisation occur?
100°C
Which formula calculates energy needed for phase changes?
Which formula calculates energy needed for phase changes?
What is specific latent heat?
What is specific latent heat?
Energy to change state of 1 kg
What is water's specific latent heat of fusion?
What is water's specific latent heat of fusion?
J kg⁻¹
Which requires more energy for water?
Which requires more energy for water?
Turning liquid to steam