Which of the following is an example of heat transfer through radiation?A. A pot of soup warming on a hot burner.

B. A crayon melting on a hot sidewalk.

C. Beach sand getting warmed by the sun.

D. An egg getting cooked in a pot of boiling water.

Answers

Answer 1
Answer:
A). The hot burner is in contact wit the pot,
warming it with conduction.

B).  The hot sidewalk is in contact with the crayon,
melting it with conduction.

C).  The sun is not in contact with anything, and there is
no fluid to convect between it and the sand.  The only way
for the sun to transfer heat to the sand is with radiation.

D).  The boiling water is in contact with the egg,
warming it with conduction.

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Why are some consolation visible to New York State observers at midnight during April , but not visible at midnight during October

Answers

"Midnight" means looking away from the Sun. But in 6 months from April to October the earth goes halfway around the Sun. So midnight in April and midnight in October are exactly opposite directions.

Which is an example of larceny? A. taking a man's wallet while threatening him with a firearm. B. taking $50 from an unattended purse. C. stealing a man's car? D. breaking into a home and stealing $10,000 cash

Answers

Taking $50 from an unattended purse is an example of larceny. The correct Option is  B.

What is Larceny?

Larceny is a type of theft that involves the taking of someone else's property without their consent and with the intent to permanently deprive them of it. It is often referred to as "simple theft" and is considered a crime in most legal systems around the world.

Larceny can take many forms, including stealing money or goods from a store, taking personal property from an individual, or taking valuables from an unattended location. The key element of larceny is that the property is taken without the owner's consent, and the perpetrator intends to keep the property permanently.

The severity of the crime of larceny can vary depending on the value of the property stolen and the circumstances of the theft. In many legal systems, larceny is classified as a misdemeanor or a felony, with the latter carrying a more severe penalty.

In addition to criminal penalties, a person convicted of larceny may also be subject to civil lawsuits and may be required to pay restitution to the victim. Overall, larceny is a serious crime that can have significant consequences for both the perpetrator and the victim.

Here in the question,

Larceny is a type of theft that involves the taking of someone else's property without their consent, with the intent to permanently deprive them of it. It is often referred to as "simple theft."

Option A (taking a man's wallet while threatening him with a firearm) is an example of robbery, which involves the use of force or threat of force to take someone else's property.

Option C (stealing a man's car) is an example of grand theft auto, which is a specific type of larceny that involves the theft of a motor vehicle.

Option D (breaking into a home and stealing $10,000 cash) is an example of burglary, which involves unauthorized entry into a building with the intent to commit a crime, such as theft.

Therefore, the correct option that is an example of larceny is B (taking $50 from an unattended purse) as it involves the taking of someone else's property without their consent, with the intent to permanently deprive them of it.

To learn more about Larceny click:

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a would be the answer because larceny is theft of someone's personal property.

75 Centimeters to decameters and Kilometer​

Answers

Answer - 75cm=0.075 decametre (divide the length value by 1000.)

75cm=0.00075 kilometer (divide the length value by 100000).

Find the perimeter of the rectangle if each block represents one foot(show your calculation)

Answers


I'm pretty sure that the "block" of which you speak is one in a pattern
of them that covers the drawing you have of the rectangle, and now
I need to explain something to you: 

The REASON for printing that drawing next to the question that you
partially copied is that the drawing has information that's needed to
answer the question with, and rather than repeat all that information
in the question, it just says "LOOK AT THE DRAWING !"

In fact, the whole point of the question may not be just to remind you of
what "perimeter" means.  It's more likely that the purpose of this problem
is to make you pick the information you need off of a drawing. 

Either way, if you'll kind of "read between the lines" of the part of the
question that you DID copy, it should be pretty obvious to you that nobody's
going nowhere in the direction of a solution without SEEing the drawing. 

So my bottom-line conclusion regarding a solution for this problem is: 
Not possible with the given information.

Why does a moving object come to a stop on a frictional surface? a.The object’s kinetic energy is transformed into mainly heat energy. b.The object’s potential energy is transformed into mainly kinetic energy. c.The object loses all its energy in deformation. d.The object’s kinetic energy is transformed into mainly potential energy.

Answers

The correct answer to the question is - A) Object's kinetic energy is transformed into mainly heat energy.

EXPLANATION:

The friction is the opposing force which acts tangentially between two surfaces when there is a relative velocity between them.

As per the question, the moving object comes to rest after the application of frictional force.

Initially the object is in motion.Hence, the energy possessed by the moving object is kinetic energy.

When frictional force is applied on the moving object, the kinetic energy of the moving object will be converted into mainly heat energy. It is due to the fact that friction causes heat production between two surfaces in contact.

Hence, correct option will be that the object's kinetic energy is transformed into mainly heat energy.

A) the objects kinetic energy is transformed into mainly heat energy

That "heat energy" is called fricton

The moon's mass is 7.35 × 1022 kg, and it moves around the earth approximately in a circle or radius 3.82 × 105 km. The time required for one revolution is 27.3 days. Calculate the centripetal force that must act on the moon. How does this compare to the gravitational force that the earth exerts on the moon at that same distance?

Answers

Explanation:

It is given that,

Mass of moon, m=7.35* 10^(22)\ kg

Radius of circle, r=3.82* 10^(5)\ km=3.82* 10^(8)\ m

The time required for one revolution is 27.3 days, t = 27.3 days

1 day = 86400 seconds

27.3 days = 2358720 seconds

Let v is the speed of moon around the circular path. It is given by :

v=(2\pi r)/(T)

v=(2\pi * 3.82* 10^(8)\ m)/(2358720\ s)

v = 1017.57 m/s

Let F is the centripetal force acting on the moon. It is given by :

F=(mv^2)/(r)

F=(7.35* 10^(22)\ kg* (1017.57\ m)^2)/(3.82* 10^(8)\ m)

F=1.99* 10^(20)\ m/s^2

So, the centripetal force that must act on the moon is 1.99* 10^(20)\ m/s^2. The gravitational force that the earth exerts on the moon at that same distance is also equal to 1.99* 10^(20)\ m/s^2. Hence, this is the required solution.