Temperature and Thermal Energy

During summer the ground temperature is 50°C. If you place a piece of ice that has a temperature of –6°C. Which statement best explains what happens?

• Heat transfers coldness from the ice to the ground.

• Thermal energy transfers heat from the ground to the ice.

• Thermal energy transfers coldness from the ground to the ice.

• Heat transfers thermal energy from the ground to the ice.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The diagram shows different forms of thermal energy transfer.

Which process is making the pot's handle hot?

• Conduction

• Insulation

• Convection

• Radiation

The temperature of a substance increases as___.

• the substance expands

• the average kinetic energy of its particles increases

• the substance's volume increases

• the substance's mass increases

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The transfer of thermal energy between objects

• Kinetic energy

• Temperature

• Heat

• Potential energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A snowball is made up of frozen water, which means its temperature is at or below 0°C. A person's hand is usually at normal body temperature, about 37°C.

A person holds a snowball in his hand. Which photo shows the direction of thermal energy transfer?

• 
• 
• 
• 

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Which statement best explains why the yogurt is melting?

• The temperature of the person's hand is higher than the temperature of the yogurt.

• Heat is transferring thermal energy from the yogurt to the person's hand.

• The temperature of the person's hand is lower than the temperature of the yogurt.

• The yogurt has more heat than the person's hand.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The diagram shows how the Earth's mantle keeps being heated.

Which process is shown by the arrows inside the mantle?

• Convection

• Insulation

• Conduction

• Radiation

Tags

NGSS.MS-ESS2-1

Which event is part of a convection current in the air?

• Cool air sinks.

• Cool air rises.

• Warm air sinks.

• Warm air swirls.

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

The movement of thermal energy from a warmer object to a cooler object is called:

• heat

• temperature

• motion

• momentum

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Heat transfer occurs:

• in many directions

• both from warm objects to colder ones and from cold objects to warmer ones

• only from warm objects to colder ones

• only from cold objects to warmer ones

Tags

NGSS.MS-PS1-4