Melting and Boling Points

Melting point is the ________________ when a ______________ turns to ______________.

• temperature, liquid, gas
• temperature, solid, liquid
• heat, liquid, gas
• heat, solid, liquid

What is the melting point of ice?

• 0 °C
• 10 °C
• 100 °C
• -10 °C

Different substances have _______________

• the same melting points
• different melting points

Boiling point is the ________________ when a ______________ turns to ______________.

• heat, solid, gas
• temperature, liquid, gas
• temperature, solid, liquid
• heat, liquid, gas

What is the boiling point of water?

• 50 °C
• 75 °C
• 100 °C
• 150 °C

Different substances have _______________.

• the same boiling points
• different boiling points

What is the best definition of 'melting point'?

• When the heat turns solid to liquid
• The temperature when the solid melts.
• The temperature that it turns to liquid.
• The temperature where solids turns to liquids.

What is the best definition of 'melting point'?

• When the heat turns liquid to gas
• The temperature when the liquid boils.
• The temperature that it turns to gas.
• The temperature where solids turns to liquids.

Which of the following is true about gases?

• Gases occupy space.
• Gases have a definite shape.
• Gases do not have mass.
• Gases cannot be compressed.

What type of shape do gases have?

• Definite
• Indefinite
• Rigid
• Fixed