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Basile [38]
3 years ago
7

How does friction affect objects?

Biology
1 answer:
nexus9112 [7]3 years ago
5 0
Friction creates heat between two objects rubbing together, and slows the moving object down.
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A normal fault is formed from compressional stress. select one:<br> a. true<br> b. false
Dmitry_Shevchenko [17]

Answer: False.

Explanation:

A normal fault is a type of fault in which the hanging wall drop down in relative to the footwall. It is caused by tensional stress, when two block of rocks pull apart from each other. Normal fault normal happen in areas that are undergoing extension or stretching.

Reverse fault are caused by compressive stress.

8 0
3 years ago
Hormone is controlled by a
Marina CMI [18]

Answer:

Hormones are controlled by a

(negative)

feedback system between the glands that produce this hormone and the  concentration of blood calcium ions. If the level of ions is

(low)

,hormone secretion is increased. This causes  resorption by  cells called

which releases both calcium and phosphate ions into the blood stream.​

Explanation:

Negative Feedback a the process in your body that helps to maintain Homeostasis. If some variable changes a value in your body, like your ion levels,  your glands produce a hormone that causes resorption by  cells. This releases both calcium and phosphate ions into the blood stream and therefore your ion levels go back to normal.

Hope this helps!

5 0
2 years ago
With advancing age, the lymphatic system ________.
Pepsi [2]

The right answer is D (less responsive to antigens)


It is proven that, after puberty, thymus activity (an organ that is included in the lymphatic system, producing T cells that pick up antigens) decreases and that in adult and aged people the thymus has no role. Work done in humans indicate that in fact the cellularity begins to decline from birth in favor of lymphocyte perivascular spaces and connective and adipose tissue, which leads to a decrease in the capture of antigens.

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3 years ago
The burning of oil and coal have one negative effect on the environment. what is the negative effect
viva [34]
What are your options?
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Which one doesn't belong: a deep ocean trench, an island arc of volcanic islands, or a mid-ocean ridge? Explain your answer.
yanalaym [24]
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4 0
3 years ago
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