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Anni [7]
3 years ago
6

True or False and Archimedes screw was initially used to move people. Pls hurry

Biology
2 answers:
valentina_108 [34]3 years ago
6 0

Answer:

False

Explanation:

TEA [102]3 years ago
4 0

Answer: False.

Explanation: The Archimedes screw was initially used for removing water from the hold of a large ship, not for moving people.

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The tendency of water molecules to attract one another due to polarity is called _____. ionic bonding hydrogen bonding covalent
Ber [7]

Answer:

The correct answer is hydrogen bonding.

Hydrogen bond is defined as a weak bond that results from electrostatic attraction taken place between hydrogen of one molecule and electro-negative atom of same or different molecule.

In water, partial negative charge is present on oxygen atom which attracts the partial positive charge present on hydrogen atom of other water molecule. This attractive interactions lead to the formation of inter-molecular hydrogen bonding.


5 0
3 years ago
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If a stimulus to a neuron is great enough, ________ is reached and an action potential is generated.
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Answer:

If a stimulus to a neuron is great enough, ___<u>t</u><u>h</u><u>r</u><u>e</u><u>s</u><u>h</u><u>o</u><u>l</u><u>d</u>_____ is reached and an action potential is generated.

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3 years ago
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If a researcher electrically stimulates the _____ in an animal, the animal will immediately wake up and be alert.
jeka94
If a researcher electrically stimulates the reticular formation in an animal, the animal will immediately wake up and be alert. Its purpose is to have some control of sensory signals and thus has the ability to alert the body when it is tired or needs to be awake.
6 0
3 years ago
Your heartbeat, digestion, and pupil dilations are ________ processes regulated by the ________ nervous system. A. involuntary;
irina [24]

Answer: Option B

Explanation:

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6 0
3 years ago
A parent brings her child to the ED. She thinks she swallowed a small toy figure. A radiology exam from the nose to the rectum i
Blababa [14]

Answer:

The question is lacking in the options. Below are the options to complete the question

a. 70160, 70370, 71010, 74245

b. 43235, 44363

c.76010

d. 70160, 70370, 71010, 43235, 44363

The RIGHT ANSWER IS C

c.76010

Explanation:

To find a foreign body a radiology exam has to be done. In this senerio the foreign body was not found. In the CPT® Index, look for X-ray/Nose to Rectum/Foreign Body. The correct code is 76010

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3 years ago
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