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yarga [219]
3 years ago
5

Please help me please ITS URGENT Look at the diagram below. Ray 1 from the Sun moves through air and falls on the surface of a l

ake. Ray 2 is a ray which travels from the surface of the lake at the point Ray 1 strikes the lake, and moves towards air. Ray 1 and Ray 2 make the same angle with the surface of the lake. Ray 1 bends towards the vertical when it enters the lake as Ray 3 Which statement is correct about Ray 1?
A. A part of it is reflected as Ray 2.
B. A part of it is reflected as Ray 3.
C. Some of it is absorbed as Ray 2.
D. Some of it is absorbed as Ray 3.
Biology
2 answers:
Elden [556K]3 years ago
8 0

Hello there!

Answer:

C, Some of it is absorbed as Ray 3

Explanation:

Lets look at the word absorbed, it usually means absorbing light, and that is exactly the correct statement for Ray 1!

Good luck on your test! :D

OLEGan [10]3 years ago
4 0

Answer:

The answer is C

Explanation:

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anastassius [24]

Answer:

Explanation:Malaria is a life-threatening disease. It’s typically transmitted through the bite of an infected Anopheles mosquito. Infected mosquitoes carry the Plasmodium parasite. When this mosquito bites you, the parasite is released into your bloodstream.

Once the parasites are inside your body, they travel to the liver, where they mature. After several days, the mature parasites enter the bloodstream and begin to infect red blood cells.

Within 48 to 72 hours, the parasites inside the red blood cells multiply, causing the infected cells to burst open.

The parasites continue to infect red blood cells, resulting in symptoms that occur in cycles that last two to three days at a time.

Malaria is typically found in tropical and subtropical climates where the parasites can live.

What causes malaria?

Malaria can occur if a mosquito infected with the Plasmodium parasite bites you. There are four kinds of malaria parasites that can infect humans: Plasmodium vivax, P. ovale, P. malariae, and P. falciparum.

P. falciparum causes a more severe form of the disease and those who contract this form of malaria have a higher risk of death. An infected mother can also pass the disease to her baby at birth. This is known as congenital malaria.

Malaria is transmitted by blood, so it can also be transmitted through:

an organ transplant

a transfusion

use of shared needles or syringes.

Symptoms of Malaria

The symptoms of malaria typically develop within 10 days to 4 weeks following the infection. In some cases, symptoms may not develop for several months. Some malarial parasites can enter the body but will be dormant for long periods of time.

Common symptoms of malaria include:

shaking chills that can range from moderate to severe

high fever

profuse sweating

headache

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diarrhea

anemia

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convulsions

coma

bloody stools.

Diagnosis and Treatment : infected person is diagnosed and treated with ACT drugs.

6 0
3 years ago
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Which objective lens should always be clicked into place first when you begin using a compound microscope?
Irina18 [472]
Always start with the smallest magnification, usually the 4x lens

Hope this helps
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Imagine that the membranes in parts A and B make up the wall of the human heart or the wall of a blood vessel. Based on what you
saveliy_v [14]
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Final Answer:

Overtime with having high blood pressure. It can damage your blood vessels. With having high blood pressure it is straining your vessels. Also, with it constantly being high you are more likely to develop health problems. Some problems could be:

stroke, heart attack, and kidney damage.

Blood pressure is measured only when the person is at rest. This is best because they will get a more accurate reading.
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3 years ago
1. releases bile to break down fat lungs 2. helps break down protein small intestine 3. remove carbon dioxide from the body live
Lunna [17]

Answer:

1. Liver

2. Pancreas

3. Lungs

4. Saliva

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Explanation:

1. Liver is a large, infact the largest, organ found in the digestive system. It has variety of functions ranging from detoxification to digestion. The liver functions in digestion by secreting a substance called BILE which helps in the breakdown of fat in the small intestine.

2. Pancreas is another accessory digestive organ which serves as a endocrine organ which secretes enzymes that aid in the digestion of protein and carbohydrate molecules.

3. Lungs are respiratory organs whose function is key to the respiratory system. They are the organs that serve as a medium of the entry of oxygen and removal of carbon dioxide, a process called GAS EXCHANGE.

4. Saliva is a liquid substance secreted by the salivary gland in the mouth. Saliva contains certain enzymes; most notably is the AMYLASE that breaks down starch into sugar.

5. Small intestine is another organ in the digestive system composed of the ileum, jejenum and duodenum. The small intestine is the organ where the absorption of nutrients into the blood from the digested food takes place.

6. Large intestine is the extension of the small intestine whose function is to absorb extra water from undigested food and pass out the remaining as feaces.

7 0
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Kiesha wants to know what type of food wolves prefer to eat. To answer her question, she attaches a small video camera around a
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Answer:

One disadvantage of Keisha's investigation is that Keisha never find out the exact food of the wolves.

Explanation:

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6 0
3 years ago
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