Conceptual Physics - Thermal Expansion

If the atoms of an object are moving or vibrating fast, the temperature would be...

• Hot

• Cold

• Unknown

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

If the atoms of an object are moving or vibrating slow, the object would feel...

• Cold

• Hot

• Unknown

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is Thermal Contraction?

• A Potato

• A decrease in a materials volume when its temperature decreases

• The movement of fluids in a cycle because of convection

• A material through which thermal energy does not flow easily.

Tags

NGSS.MS-PS1-4

What is Thermal expansion?

• The transfer of thermal energy between materials by the collisions of particles 
• Is a decrease in a materials volume when temperature decreases 
• An increase in a materials volume when temperature increases
• Chicken fried rice

Many objects, such as train tracks and road joints, are specifically designed to allow extra space for ...

• thermal energy
• specific heat
• thermal expansion
• conductors

Objects gain heat and _________. 

• expand
• contract

Tags

NGSS.MS-PS1-4

The liquid in the thermometer rises when it is placed in the hot water because ___________. 

• it gains heat from the hot water and expands.
• loses heat from the hot water and contracts. 
• the surrounding air is too warm. 
• the liquid is boiling. 

Tags

NGSS.MS-PS1-4

Water is the exception to thermal expansion and contraction.

• True

• False