PHYSICS MIDDLE SCHOOL

A material that does not allow heat to be transferred to a easy is known as

Answers

Answer 1
Answer:

Answer:

an insulator

Explanation:

Examples: Plastic, rubber, etc.

A conductor would be the opposite of an insulator like metal.

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jenny measures the outside temperature as 16 degrees celcius,61 degrees Fahrenheit. she observes precipitation falling from the clouds in a solid form.what type of precipitation is jenny most likely observing. A)hail B)rain C)sleet D)snow

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A.hail is a reasonable answer 
A. The temperature is too high for snow or sleet to fall, because both need temperatures lower that 32 degrees F. Jennifer observed precipitation falling from the clouds in a SOLID form, meaning rain is out of the question.

What is the law of reflection?

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You can observe this law in practice if a ray of light reflects off of a flat mirror. 

Law of reflection states that both direction of both incoming and outgoing rays of light make the same angle with respect to surface normal.
The law of reflection are, as follows:

The incident Ray, the reflected Ray and the normal to the reflection surface at the point of the incidence lie in the same plane.

If this does not make since than I hope you know I tried.

Which of the following is not an example of potential energy? chemical energy, gravitational energy, thermal energy, nuclear energy

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Answer:

nuclear energy

Explanation:

Sometimes rock has both large and small mineral crystals.How can you explain this?

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Well, different rocks may have gone through different geologic processes. For example, rocks that have undergone lots and lots of heat and pressure may have different size grains than rocks who have undergone lesser amounts of heat and pressure. 
He reason why minerals have different sized crystals is for many reasons. One because crystals grow bigger over time and two some minerals might not be that old. And three some just grow faster than other due to the properties of there surroundings

What does latitude measure

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It is the distance of a place north or south of the earth's equator. It's expressed in minutes or degrees
It's used to measure the north or south distance of how far a certain place is located.

If a basketball travles a distance of 4 meters in 5 seconds whst is the average speed​

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Well you would use The equation Average Speed= Distance/Time

S=4/5

S= 0.8

When you're trying to find the distance and speed, you always use the equation:

Average Speed = Distance/Time

So your answer is:

S=4/5

S= 0.8
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Two billiard balls move toward each other on a table. The mass of the number three ball, m1, is 5 g with a velocity of 3 m/s. The mass of the eight ball, m2, is 6 g with a velocity of 1 m/s. After the balls collide, they bounce off each other. The number three ball moves off with a velocity of 5 m/s. What is the final velocity and direction of the eight ball? +8.6 m/s +5.7 m/s –5.7 m/s –8.6 m/s.?