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In Physics / Middle School | 2014-11-01

On a summer afternoon, the sand on the beach can get very hot. When you step on the sand in bare feet, you can burn yourself.

Which of the following sentences best describes how this happens?

A. Heat from the Sun is transferred to the sand without direct contact. This heat is then transferred to your feet without direct contact.

B. Heat from the Sun is transferred to the sand without direct contact. This heat is then transferred to your feet by direct contact.

C. Heat from the Sun is transferred to the sand by direct contact. This heat is then transferred to your feet by direct contact.

D. Heat from the Sun is transferred to the sand by direct contact. This heat is then transferred to your feet without direct contact.

Asked by Kittyrocks442

Answer (3)

The second sentence best represents the situation because the sun does not touch the sand so direct contact is not made. Then, your feet do touch the sand so direct contact is made. Thus, "Heat from the sun is transferred to the sand without direct contact. This heat is then transferred to your feet by direct contact." is the best answer.

Answered by chipperrider | 2024-06-10

**Heat **from the Sun is **transferred **to the sand by direct contact. This heat is then **transferred **to the feet by direct contact. So, the correct option is C .
What is Heat?
**Heat **is defined as the energy that is **transferred **from one body to another as a result of a difference in temperature , when two bodies at different temperatures are brought together, there is a transfer of energy, i.e. heat flows from a **hot body **to a cold body .
**Heat **is defined as the **motion **of particles that creates a form of energy called thermal (heat) energy which is present in all matter. **Heat **from the Sun is **transferred **to the sand by direct contact. This heat is then **transferred **to the feet by direct contact. The **SI unit **of **heat **is joule (J).
Therefore, the correct option is C .
Learn more about Heat , here:
https://brainly.com/question/18517878
#SPJ6

Answered by VTDK248 | 2024-06-17

The Sun heats the sand through radiation, which is the transfer of energy without direct contact. When you step on the hot sand, heat is transferred to your feet by direct contact. Therefore, the correct answer is B.
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Answered by VTDK248 | 2024-10-10