Latent Heat and Specific Heat Capacity

When water at 0°C freezes to form ice at the same temperature of 0°C, then it:

• Absorbs some heat

• Neither absorbs nor releases heat

• Absorbs exactly 3.34 x 10⁵J/kg of heat

• Releases some heat

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which of the following represented latent heat of fusion in PPT?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

Which of the following represented latent heat of vapourization in PPT?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Latent heat of vapourisation is amount of

• heat energy required to change 1 kg liquid into vapours completely at its melting point.

• heat energy required to convert 1 kg solid into liquid at room temperature

• heat energy required to change 1 kg liquid into vapours completely at its boiling point.

• heat energy required to change 1 kg of solid into liquid at any temperature.

Tags

NGSS.MS-PS1-4

Which will heat up faster?

• copper

• granite

• iron

• basalt

Which will heat up slower?

• water

• lead

• granite

• iron

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The amount of energy required to raise the temperature 1ºC for every gram is called____?

• Thermal Energy

• Specific Heat

• Temperature

• Kinetic Energy

What would be the effect on the particles if more heat is supplied to the system?

• They would slow down

• They would stop moving

• They would speed up

• There would be no effect

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What material would be the coolest after being heated?

• Copper

• Carbon Steel

• Zinc

• Stainless Steel

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What material needs more heat energy to raise the temperature?

• Water

• Wood

• Both are same