9.2 Heat Flow and Thermal Equillibrium SCIENCE FORM 2

Heat transfers from ______ objects to cold objects. 

• Cold
• Hot
• Convection
• Radiation 

Tags

NGSS.MS-PS3-3

What type of thermal energy transfer is number 3 pointing to?

• Convection

• Conduction

• Radiation

• Insulation

Heat flows in metal rod through

• conduction

• convection

• radiation

Tags

NGSS.MS-PS3-3

Which situation involves radiation of heat?

• Boiling water in a kettle

• Melting metal in a furnace

• Warming up in front of a fireplace

• Forming dew drops on a leaf

Diagram shows an activity conducted by a student. It is found that the spiral - shaped cardboard rotates. What inference can be made from the activity?

• Hot air above the candle rises through radiation

• Hot air above the candle rises through convection

• Hot air above the candle rises through conduction

• Hot air above the candle propagate through vacuum and rises

Tags

NGSS.MS-PS1-4

Energy from the Sun travels to Earth through ...

(a)  

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NGSS.MS-PS4-1

Which pin or paperclip dropped off the metal rod first?

• The one closest to the Bunsen burner

• the one furthest from the Bunsen burner

Tags

NGSS.MS-PS3-4

NGSS.MS-PS2-1

NGSS.MS-PS2-2

What happens when the coffee and the cup are in thermal equilibrium?

• The temperature of the cup is increasing

• The temperature of the coffee is decreasing

• There is no net heat flow from the coffee to the cup

• Temperature of the coffee is equal to the temperature of the cup

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

Which of the following describes sea breeze?

(Select more than one answer.)

• Happen during the day

• Sea heat up faster compared to land

• Hot air above sea become less dense and rises

• Cold air from sea replace the air above the land

Tags

NGSS.MS-ESS2-6

What is the phenomenon shown in the diagram?

• Sea breeze

• Land breeze

Tags

NGSS.MS-ESS2-6

NGSS.MS-ESS2-5