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Naily [24]
2 years ago
8

When you ice skate, the heat generated by the blade of the skate rubbing against the ice causes some of the ice right under the

blade to melt. This water acts like a lubricant under the skate that allows the skate to slide.What causes the ice to melt under the blade?
Biology
1 answer:
prisoha [69]2 years ago
6 0
Conversion of energy kinetic energy to thermal energy? only thing I can consider an answer
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What is the degenerative condition in which blisterlike sacs (cysts) containing urine form on the kidneys and obstruct urine dra
nataly862011 [7]

Answer:

<u>B) Polycystic kidney disease</u>

Explanation:

<u>A) Hypospadias</u>

It is a congenital disease characterized by an abnormal urethral opening on the dorsum of penis.

<u>B) Polycystic kidney disease</u>

It is a disease characterized by the multiple cysts in the kidney as implied by the name.

<u>C) Cystitis</u>

It is defined as the infection of urinary bladder.

<u>D) Dysuria</u>

It is defined as painful urination. It can be due to infection or other underlying disease.

<u>E) Epispadias</u>

It is a congenital disease characterized by an abnormal urethral opening on the ventral surface of penis. It is much less common than hypospadias.

<u>CORRECT ANSWER</u>

From the options, the most appropriate answer is <u>B) Polycystic kidney</u> as it is a disease characterized by the formation of cysts in the kidney. These cysts obstruct urinary flow.

7 0
3 years ago
When analyzing a source, what strategy would be best to help determine if a topic is biased?
larisa86 [58]

Answer:

Why has this work been written?

Who is the audience and what is the message?

Is it sponsored? Has a group or company paid the author to make these claims? Consider, for instance, lobby groups, special interest groups, corporate entities etc.

Is it biased? Is the author affected by political, social, economic, environmental, religious, cultural, personal or any other bias?

Explanation:

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Prokaryotic cell lacks membrane -enclosed structure is called?
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The prokaryotic cell lacks a nucleus and membrane bound organelles.

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