Brush your hair with a plastic comb. Bring the comb close to a small piece of...

Brush your hair with a plastic comb. Bring the comb close to a small piece of paper. Move a fridge magnet near the comb and then the paper. Do these objects exert forces on one another? Write a one page report describing and explaining your observations.

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genius_generous answered 2 years ago

Brush your hair with a plastic comb. Bring the comb close to a small piece of...

Brush your hair with a plastic comb. Bring the comb close to a small piece of paper. Move a fridge magnet near the comb and then the paper. Do these objects exert forces on one another? Observation and explain scientific principles please.

You have looked at comb and brush set for your notions department. Two vendors have sets...

You have looked at comb and brush set for your notions department. Two vendors have sets that are suitable. You decide to purchase 6 dozen from one of the two vendors. Which one will it be based on most favorable net cost? (1point) Vendor A Vendor B Cost $12.75/dozen $10.75/dozen Seasonal discount 10% none Cash discount 3/10 net 30 2/10 net 30 Shipping terms 75 cents/dozen 75 cents/dozen F.O.B. destination F.O.B. origin _________________________

In chickens, a large comb is dominant over a small comb. The gene for comb size...

In chickens, a large comb is dominant over a small comb. The gene for comb size is located on an autosome and large combs are inherited in an autosomal dominant fashion. However, roughly 10% of chickens that have the large comb allele nevertheless have a small comb. This is an example of... Codominance Incomplete Penetrance Variable Expressivity Pleiotropy Complete Penetrance Which of Mendel's Laws refers to the events in Metaphase I of meiosis? Law of Independent Assortment Law of Segregation...

The two companies manufacture a piece of plastic used in automobile production. This plastic piece is...

The two companies manufacture a piece of plastic used in automobile production. This plastic piece is subject to wear during use. Therefore, it is desired to compare the amount of wear of plastic parts produced by the two companies. Friction wear was applied by taking samples of 25 units randomly from both companies and after 1000 cycles wear amounts were observed. The average wear for the first company was 20 mg / 1000 cycles and the standard deviation of wear...

1. “High-Tech Hair Brush means no more bad hair days” (Vancouver Sun Newspaper, Friday, January 6,...

1. “High-Tech Hair Brush means no more bad hair days” (Vancouver Sun Newspaper, Friday, January 6, 2017, p. C2). “Beauty brands l’Oreal and Karastase want to make bad hair days a thing of the past. The two companies have teamed up with tech company Withings on a Hair Coach Brush that uses a microphone, gyroscope and other sensors to monitor how fast and how hard a person is brushing. An accompanying app recommends how to brush for optimal quality and...

I shine a polarized laser at a piece of clear plastic. I rotate the plastic, changing...

I shine a polarized laser at a piece of clear plastic. I rotate the plastic, changing the angle that the laser strikes the plastic, until there is no light reected o of the plastic. Then I measure the angle of the light relative to the normal of the plastic and I nd it to be 61:2. What is the index of refraction of the plastic? (The laser beam is traveling in air with an index of refraction of 1 before...

In a breeding experiment, chicken with white feathers, small comb were mated and the 192 offspring...

In a breeding experiment, chicken with white feathers, small comb were mated and the 192 offspring belonged to four categories are (i) white feathers, small comb (WS) – 100 offspring, (ii) white feathers, large comb (WL) – 32 offspring, (iii) dark feathers, small comb and (DS) – 40 offspring, (iv) dark feathers, large comb (DL) – 20 offspring. Use an appropriate test to check if the offspring categories follow the expected ratio 9:3:3:1 (level of significance = 0.05).

A small plastic airplane that can purchased at a store for $6 Plastic models of this...

A small plastic airplane that can purchased at a store for $6 Plastic models of this type are made using an injection molding machine. A die is created out of special steel in the shape of the vehicle. Other molds are used for the wheels and other parts. Molten plastic, usually styrene, is pumped into the mold under pressure which forms the body of the vehicle. It is ejected from the mold, allowed to cool and then is later painted,...

A small plastic sphere with a charge of -5nC is near another plastic sphere with a...

A small plastic sphere with a charge of -5nC is near another plastic sphere with a charge of -12nC. (a) If the spheres repel one another with a force of magnitude 8.2 x 10^-4, what is the distance between the spheres? (b) What is the new value of the force if the distance doubles its original value?

What value does the Small Business Administration bring to small business and should the role of...

What value does the Small Business Administration bring to small business and should the role of the SBA be expanded or reduced in poor economic times? Should it continue its presence in better economic times?

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Brush your hair with a plastic comb. Bring the comb close to a small piece of...

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Brush your hair with a plastic comb. Bring the comb close to a small piece of...

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