7o_ano_aula_64_2025

Open Ended

Why is it important to understand the difference between temperature and heat in our daily lives?

Open Ended

Como você sabe se alguém está com febre apenas colocando a mão na testa? Esse procedimento é confiável? Como podemos realizar essa verificação de forma eficiente?

Multiple Choice

Which instrument is needed to measure temperature efficiently and reliably?

• Thermometer

• Barometer

• Hygrometer

• Stethoscope

Multiple Select

Which of the following statements about thermal equilibrium are correct?

• Heat flows from a hotter body to a colder body until equilibrium is reached.

• Thermal equilibrium means both bodies have the same temperature.

• In an isolated system, the heat given is equal to the heat received.

• Thermal equilibrium occurs only in liquids.

Open Ended

Explain the difference between the Celsius, Fahrenheit, and Kelvin temperature scales, including their reference points.

Multiple Choice

On the Celsius scale, what is the temperature at which water boils at sea level?

• 0°C

• 50°C

• 100°C

• 212°C

Multiple Choice

What is the process called when heat flows spontaneously from a body of higher temperature to a body of lower temperature until both reach the same temperature?

• Thermal equilibrium

• Thermal expansion

• Thermal contraction

• Thermal insulation

Open Ended

Explain why mixing cold milk with hot coffee results in a drink with a pleasant temperature. What is happening at the molecular level?

Multiple Choice

Which of the following factors influence our thermal sensation (how hot or cold we feel)?

• Temperature

• Humidity of the air

• Winds

• All of the above

Multiple Choice

Which of the following statements about thermal sensation is correct?

• It depends only on the temperature of the object.

• It depends on the sensitivity of each person to heat.

• It is always the same for everyone.

• It is not affected by the difference in temperature between objects.

Open Ended

A student said that when you touch ice, the cold from the ice passes to your hand. Is this statement correct? Explain why or why not.

Open Ended

The differences between temperature, heat, and thermal sensation were discussed in this lesson. Briefly describe each term.

Multiple Choice

Which temperature scale has its zero point at absolute zero, where all molecular motion stops?

• Celsius

• Fahrenheit

• Kelvin

• Rankine

Open Ended

Explain the relationship between the movement of particles in a substance and its temperature.

Multiple Select

Select all correct statements about temperature and heat:

• Temperature measures the average kinetic energy of particles.

• Heat is the transfer of energy due to temperature difference.

• Temperature and heat are the same thing.

• Heat always flows from a colder object to a hotter object.

Multiple Choice

Which of the following best describes the role of heat in thermal sensations?

• Heat is only present when objects are hot.

• Heat is the energy transferred between objects due to temperature difference.

• Heat and temperature are the same thing.

• Heat does not affect how we feel temperature.

Open Ended

How would you explain the difference between temperature and heat based on what you learned in this lesson?