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Marizza181 [45]
3 years ago
13

On a cold morning, the smoke coming out of a chimney is observed to be in blue color. What could be the reason? Name the effect

and the reason for the effect
Chemistry
1 answer:
nirvana33 [79]3 years ago
6 0

Stack effect? I'm not totally sure about this...

Explanation:

Large amount of tiny particles of water droplets, dust and smoke are present on a misty day. These tiny particles in the air scatter blue colour of white light passing through it. When this scattered light reaches our eyes, the smoke appears blue.

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Drug testing if a person do not use drugs how cam he test positive on hair drug test
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For example, certain medications may influence the results of the test.

Drug test can show the presence of illicit or prescription drugs on hair samples, although the person has not used these drugs.

Some of false positive drug use is because of this medications: antihistamines, decongestants, antibiotics, antidepressants, analgesics and antipsychotics.

7 0
4 years ago
When there is an imbalance in a body system, and the body cannot maintain homeostasis, how might other systems respond?
Ulleksa [173]
Other systems in the body might respond with cramps or overheating, which might eventually kill you, if not taken care of in time. Hope this helps!
8 0
3 years ago
Please help with questions 14-17 ! and thanks<br> - will mark you brainliest
KiRa [710]

Answer: 14 :12 water molecules,  

Explanation: 17: 6 molecules

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3 years ago
Diferencia entre red trofica y cadena trófica
Angelina_Jolie [31]

Answer:

Una cadena alimentaria es una secuencia lineal de organismos a través de la cual los nutrientes y la energía pasan de un organismo a otro mediante consumo. ... Las redes tróficas consisten de varias cadenas alimentarias interconectadas y son una representación más realista de las relaciones de consumo en los ecosistemas

Explanation:

A food chain is a linear sequence of organisms through which nutrients and energy pass from one organism to another by consumption. ... Food webs consist of several interconnected food chains and are a more realistic representation of consumption relationships in ecosystems

6 0
3 years ago
Jayden says that the dentist can shine a special light on his teeth that will make his teeth become whiter. Can light change Jay
arsen [322]

Answer:

No

Explanation:

This is because light cannot not whiten Jayden's teeth but light can change materials by hearing it up. There are some substances or tooth paste that can be use to whiten the teeth because of the content they are made off which whitens the teeth. Some of it include baking soda, hydrogen peroxide toothpaste, tumeric toothpaste, toothpaste that contain fluoride.

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