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mrs_skeptik [129]
3 years ago
9

What causes or's tectonic plates to move

Biology
1 answer:
Amiraneli [1.4K]3 years ago
7 0
Plate tectonics move because of the intense heat in the Earth's core that causes molten rock in the mantle layer to move. 
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Match each part of Sammi's model to the bodily structure it represents. One bodily structure has already been labeled for you.
KiRa [710]

Answer:

corrugated cardboard tube - digestive tract

irregular surfaces on the corrugated tube - villi

pump - heart

Plastic tubing - blood vessels

Explanation:

The corrugated cardboard tube represents the digestive tract.  The give away was the presence of the irregular surfaces within the tubes. This is called the villi. The villi is responsible for the absorption of food after digestion into the body.

Irregular surfaces on the corrugated tube represent the villi. They are tiny hair-like structures that are in the small intestine, that are responsible for the absorption of food into the bloodstream.

The pump represents the heart. The heart is the only organ in the body that provides the pressure force that pushes the blood throughout the body. In this model, the pump will most likely be performing the same function.

The plastic tubings are meant to contain one form of fluid or the other. Judging from that, they can be said to represent the blood vessels. This is because they are connected to the heart and are meant to transport bodily fluids around the body

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3 years ago
In the some areas of Africa, droughts have caused clean drinking water
Assoli18 [71]
A. Development of transportation
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"Exhaled air containing __________ bubbles into water and reacts with water to produce carbonic acid. This will cause the soluti
Lera25 [3.4K]

Answer: Exhaled air containing Carbon dioxide bubbles react with water to form carbonic acid . The solution turn acidic and turn from green to yellow.

Explanation:

Exhaled carbondioxide bubbles reacts with water to form carbonic acid, the solution will turn acidic. Carbonic acid is a weak acid that decrease pH. An indicator of it shows that the solution turns from green to yellow.

Co2+ H2O= H2Co3.

The solution then dissociate to give H ion and hydrogen carbonates ion.

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3 years ago
Lori-an has recently lost a lot of weight. she is now unhealthily skinny. she is concerned by this, and has gone to see her doct
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I will try to answer at the best of my ability.

She may have Gastritis.

I hope this helps, and if it is wrong, I am truly sorry.

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If muscles are relaxing they are returning to their:
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I think it is their normal state

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