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kipiarov [429]
4 years ago
9

Explain why some types of magma form igneous rocks that are dark colored and dense.

Biology
2 answers:
guajiro [1.7K]4 years ago
7 0
Because extreme pressure
fiasKO [112]4 years ago
7 0

Answer:

They are rich in iron and magnesium and poor in silica Identify the property of magma that causes it to be forced upward toward Earth's surface. It is forced upward to the surface because it is less dense than the surrounding rock around it

Explanation:

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A marked decrease in brain processing and memory in some older adults is MOST likely caused by: A. inadequate control processes.
Andru [333]

Answer:

Option-B

Explanation:

The brain is an organ composed of neurons which controls all the voluntary and involuntary of animals.  In humans, the brain is located in the skull where the brain is suspended in a fluid called cerebrospinal fluid.

As humans ages and becomes old aged, the neurons in the brain losing their ability to perform their function, if they are lost they cannot be regenerated.

The lesions appear on the white matter of the brain and the brain shrink. Due to these known and other unknown features, the process controlled by these neurons become inadequate and shows slower brain processing and weak memory.

Thus, Option-B is the correct answer.

6 0
3 years ago
This kingfisher's beak can be measured as about 4.2 cm
erik [133]

Answer:

Common Kingfishers measure 17 – 19 centimetres in length, weigh between 34 – 46 grams and have a wingspan of 25 centimetres. Their beak is around 4 centimetres long and pointed. Kingfishers have short, orange coloured legs. Kingfishers are very brightly coloured. The colour of their wings is a blue/green colour and their upperparts, rump and tail are a bright blue colour. Their underparts are bright orange and they have a small, white bib underneath their beaks, on their throats.

Explanation:

6 0
3 years ago
Read 2 more answers
a split-brain patient has a picture of a dog flashed to his right hemisphere and a cat to his left hemisphere. he will be able t
Bad White [126]

The cerebrum (brain) can be divided into two hemispheres: the left hemispheres and the right hemisphere. These hemispheres are separated by a deep longitudinal fissure (i.e., the cerebral fissure).

  • In this case, the patient will be able to identify the cat using his RIGHT-HAND.

  • The left brain hemisphere receives sensory information from and controls movements on the right part of the body, and vice-versa.

  • In consequence, the left brain hemisphere controls the movements of the right hand, whereas the right brain hemisphere controls the left hand.

Learn more in:

brainly.com/question/20975936?referrer=searchResults

8 0
3 years ago
(BRAILIIEST) Can someboody halp me with this
Helen [10]

Answer:

The answer you are looking for is B. The gravitational pull of the moon

Explanation:

The moon influences tides the most. The moon's gravitational pull on the earth is strong enough to tug the oceans into bulge

6 0
3 years ago
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Can anybody please help me with this
gulaghasi [49]
Delta can also be an easy answer plus it is easy to remember
4 0
3 years ago
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