All categories

2 years ago

Name the layers of earth starting at the crust and going in. describe the composition of each layer.

Biology

2 answers:

AleksandrR [38]2 years ago

8 0

Answer:

Crust: It is mainly made up of granite.

Mantle: It is composed mostly of silicate rocks rich in magnesium and iron.

inner core: It is made almost entirely of metal, mainly iron and nickel.

outer core: It is also mainly composed of nickle and iron.

Explanation:

Leona [35]2 years ago

6 0

1. Atmosphere (gas)
2. Oceans (Water)
3. Crust (Light colored, low density rock)
4. Mantle (Dark colored, high density Rock)
5. Core (Iron + Nickel)

You might be interested in

What cellular process(es) is/are responsible for the increase in protein content associated with the gap phases of the cell cycl

Dafna11 [192]

Answer:

Protein/enzyme synthesis

Explanation:

The process of synthesis of protein in the cell is mainly responsible for the increase in the protein content of the cell.

The process which is also known as the translation process of gene expression takes place at the G1 and G2 phases of the interphase of the cell cycle.

During protein synthesis, mRNA synthesized in the nucleus are transported to the cytoplasm and the genetic codes on the mRNA are translated into their respective amino acids linked together by polypeptide bonds. The protein are then folded in specific ways for specific enzymes.

8 0

2 years ago

A student investigated whether ants dig more tunnels in the light or in the dark. She thought that ants used the filtered light

allsm [11]

Answer:

Please see below

Explanation:

Source of light, measuring tool (the string and ruler), ant food, ant farms
Whether or not the tunnels created by ants differ in length depending on the amount of light available
More tunnels are dug by ants during the daylight hours
The hypotheses will probably come out to be true since ants are usually hiding away from predators during the night
The presence of light
The length of a particular tunnel
Perform a trial under normal conditions (room light)
Inaccuracy or inconsistency in measurements

6 0

2 years ago

What are the 3 elements in all triglycerides?

sesenic [268]

Answer:

What are the 3 elements in all triglycerides?

Carbon, hydrogen and oxygen

Explanation:

8 0

2 years ago

Dangerous decreases in respiration, heart rate, and body temperature typically begin with a BAC of approximately __________ .

liberstina [14]

Answer: c. 0.15%

Explanation:

The blood alcohol concentration or BAC refers to the percentage of alcohol present in the bloodstream. The value of blood alcohol concentration of 0.15% is very high. It will affect the balance of voluntary muscles, walking and talking will also become difficult. The person will experience a severe increase in the rate of heart, the body temperature will rise, the person will experience irregular breathing and the bladder control will become weak.

6 0

2 years ago

In the pedigree above, circles represent females, squares represent males, and shaded figures represent individuals expressing a

Kay [80]

Answer:

(A) Sex-linked dominant

(B) Sex-linked recessive

Explanation:

This type of representation is used in pedigrees that express the inheritance of sex-linked characters, that is, those that are inherited through one of the sex chromosomes, which are the X or Y chromosomes.

For this reason it is necessary to represent males and females differently in the scheme

5 0

2 years ago