Why does energy transfer from the sun to the surface and then to the air
Q: A pound of body fat stores an amount of chemical energy equivalent to 3500 Cal. When sleeping, the…
A: Every pound of body burns 0.45 Cal/h. So, a person with a body weight of 143 lb will burn,…
Q: why heat is called energy in transit?
A: Heat is a form of energy. It is defined as the process of transfer of energy from a higher…
Q: Many American homes have an outdoor pool for the children. On a hot summer day, why do the children…
A: American uses outdoor pool for children. Children find relief in the pool
Q: You can make rain in your kitchen. Put a cup of water in a Pyrex saucepan or a glass coffeemaker and…
A: In our experiment, the warm vapor is cooled with the help of ice. And then steam is again converted…
Q: if you are wearing clothes to prevent heat from escaping your body in the winter, how do you explain…
A: Wearing clothes helps in holding air in little pockets close to the body. This air gets warmed by…
Q: Does a car hoisted for lubrication in a service station have potential energy? Explain.
A: The energy which is conserved in a body because of its position or arrangement is known as the…
Q: Hovering over the surface of our skin is a layer of air some 3 millimeters in thickness that acts as…
A:
Q: How is the energy value of foods determined?
A: The amount heat released by burning these substances (food) in a calorie-meter is the energy of…
Q: Why do farmers fill their fields with water on a cold winter night?
A: Water flows through the fine capillary veins of the plants. If the temperature on a cold winter…
Q: Why are such materials as wood, fur, feathers, and even snow good insulators?
A: The materials which allow the free passage of electricity through them with very low resistance are…
Q: Roofs of the huts are blown up during stormy days. Why?
A: Roofs of the huts are blown up during stormy days because
Q: The Earth constantly receives radiant energy from the sun and gets warmed up. Why does the Earth not…
A: As we know Earth is far from the Sun.
Q: It is difficult to cook vegetables on hills and mountains. Explain the reason.
A: In higher altitudes, the atmospheric pressure will be low when compared to the sea level. As a…
Q: Explain why using a fan in the summer feels refreshing!
A:
Q: A pound of body fat stores an amount of chemical energy equivalent to 3500 Cal. When sleeping, the…
A: The energy burned by the person per hour is:
Q: Why is it safe to remain inside a car during a lightening storm?
A: During a lightning storm, it is safer to sit inside a car rather than standing under a tree. This…
Q: The sun doesn’t shine as brightly in winter as it does in summer. This means that in winter you…
A:
Q: Birds are often seen to swell their feathers in winters. Why?
A: Birds swelling their feathers is a mechanism to keep themselves warm during winter.
Q: When you step out of a swimming pool on a hot , dry day in the southwest , you feel quite chilly.…
A: When heat flows from our body, we feel chilly.
Q: An old method for breaking boulders was to put them in a hot fire and then to douse them with cold…
A: This is because of sudden thermal expansion and contraction
Q: Birds swell their feather in winter, Why?
A: Birds often swell their feathers in the winter in order to keep themselves warm.
Q: Hi! can you give me a brief explanation about calorimetry?
A: Calorimetry is a type of science which deals with the change in energy of the system when it…
Q: Why is heating more efficient in large apartment buildings than in single-family dwellings?
A: The surface to volume ratio is inversely proportional to the dimension of the building. Hence, a…
Q: When your blood carries heat from the inside of your body to your skin, this is an example of…
A: Given. Heat transfer from blood to skin
Q: On a sunny day at the beach, the reason the sand gets so hot and the water stays relatively cool is…
A: On a sunny day at the beach, the reason the sand gets so hot and the water stays relatively cool is.…
Q: The United States Patent and Trademark Office rejects claims for perpetual motion machines (in which…
A: According to the first law of thermodynamics, part of heat supplied to a system is used for…
Why does energy transfer from the sun to the surface and then to the air
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