G5 U2 SCI

What is it called when a solid changes to a liquid state?

• melting
  

• evaporation
  

• freezing
  

• Condensation

What is it called when a liquid changes to a gas state?

• melting
  

• evaporation
  

• freezing
  

• Condensation

What is it called when a liquid changes to a solid state?

• melting
  

• evaporation
  

• freezing
  

• Condensation

Does the melting point of a substance change?

• YES

• NO

Answer explanation

The melting point is a property of the substance and will stay the same no matter how much of the substance is used

Thermal conductors are materials and substances that do not conduct heat well

• TRUE

• FALSE

The Insulator is a material that does not allow electricity to pass through it.

• TRUE

• FALSE

The conductor is a material that does not allow electricity to pass through it.

• TRUE

• FALSE

Diamond is a good conductor of heat.

• TRUE

• FALSE

Answer explanation

Metals are good conductors of heat

• TRUE

• FALSE

Answer explanation

Wood is a good conductor of heat.

• TRUE

• FALSE

Answer explanation