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Anettt [7]
3 years ago
6

Which of the following statements is true about solar eclipses? There is a solar eclipse every month. All solar eclipses are tot

al. Some solar eclipses are not total. There can be twelve solar eclipses in a single year.
Biology
1 answer:
d1i1m1o1n [39]3 years ago
3 0
Some solar eclipses are not total. Hope this helps

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What type of bond is shown below, where electrons are shared between the bonded atoms?
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Covalent bond because a covalent bond is when it only shares electrons and it doesn't give or lose.
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What characteristic of cardiac muscle causes contraction of the heart as a unit?
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The cardiac muscle has intercalated disk that allows rapid transmission of the impulse. This will allow the cardiac muscle to have a coordinated way. The heart muscle has pacemaker that will spread the signal in regular time. The transmission of impulse is also controlled by a few checkpoint like the bundle of his to make the signal to the Purkinje fiber of left and right ventricle at the same time.
6 0
3 years ago
According to Agfa's operating manual, what is the acceptable range of exposure indicators?A. 1.6 - 2.2B. 1.9 - 2.5C. 2.2 - 2.8D.
Helga [31]

Answer:

B. 1.9 - 2.5

Explanation:

According to Agfa's operating manual logarithm numbers are used to show the acceptable range of exposure indicators.

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3 years ago
A good scientific question can be answered by doing a test that shows the answer. Which of the following would be the best scien
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4 0
2 years ago
Read 2 more answers
40 foot ladder is leaning against a building. The foot of the ladders is 32 feet
Karo-lina-s [1.5K]

Answer: 18°24'

cos

Explanation:

Use equation for cos α=b/c

b=32

c=40

cosα=32/40

cosα=4/5

csc=71.62°

α=71.62°

90°+α+β=180°

β=180-α-90

β=180-71,62-90

β=18.4°

β= 18°24'

7 0
3 years ago
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