PSLE Science: Heat Transfer Quiz

What is the main topic discussed in this video?

• Electricity

• Heat Transfer

• Magnetism

• Photosynthesis

In the experiment, what is placed in the basin of cold water?

• A cup of tea

• A glass of juice

• A flask of hot coffee

• A bowl of soup

What happens to the temperature of the hot coffee over time?

• It fluctuates

• It decreases

• It remains constant

• It increases

Which direction does heat transfer occur between the coffee and water?

• Heat transfers in both directions equally

• No heat transfer occurs

• From hot coffee to cold water

• From cold water to hot coffee

What happens to the temperature of cold water as it gains heat?

• It decreases

• It increases

• It remains constant

• It fluctuates

Why can option three be eliminated when analyzing the cold water graph?

• The temperature of cold water increases

• The temperature of cold water fluctuates

• The temperature of cold water remains the same

• The temperature of cold water decreases

What is the key factor that stops heat transfer between two objects?

• When one object is smaller

• When one object is larger

• When they are the same temperature

• When they are different temperatures

What is the correct graph option for the temperature changes in the experiment?

• Option three

• Option four

• Option one

• Option two

What is the final temperature relationship between the coffee and water?

• Coffee is warmer than water

• Both are at the same temperature

• No heat transfer occurs

• Water is warmer than coffee

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• Report it

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