A 9.0 is how many times more powerful than a
4.0 on the Richter scale?

Answers

Answer 1

Answer:

It increases 31.7 times between whole number

values.

Explanation:

"That is, the wave amplitude in a level 6 earthquake is 10 times greater than in a level 5 earthquake, and the amplitude increases 100 times between a level 7 earthquake and a level 9 earthquake."


Related Questions

Why are third parties important in a political system?

Answers

Answer:

Third parties are important in a political system because they serve an important role in our political system by forcing major political parties to address new issues they might not have previously addressed very much. And third party candidates can also greatly impact an election by taking away votes from one of the major political party candidates.

Which type of junctions must there be between cells to form a barrier?

Answers

Gap junctions serve to communicate information between cells. It forms a channel that allows for the rapid movement of molecules from one cell to the next. Tight junctions make solid connections between adjacent cells. These cells form a solid barrier.

What are three benefits of vertical farming that provide an advantage over horizontal farming.

Answers

Answer:

Minimise water usage

Weather doesn't affect the crops

There is less exposure to chemicals and disease

Explanation:

Scientists found members of a plant species they did not recognize. They wanted to determine if the unknown species was related to one or more of four known species, A, B, C, and D. The relationship between species can be determined most accurately by comparing the results of gel electrophoresis of the DNA from different species. The chart below represents the results of gel electrophoresis of the DNA from the unknown plant species and the four known species.

Answers

Complete question:

Scientists found members of a plant species they did not recognize. They wanted to determine if the unknown species was related to one or more of four known species – A, B, C, D. The relationship between species can be determined by comparing the results of gel electrophoresis of the DNA from different species. The chart below represents the results of gel electrophoresis of the DNA from the unknown plant species and the four known species.

Which two known plant species is the unknown plant species most closely related to?

Answer:

Species C is the most closely related, followed by species D.

Explanation:

Gel electrophoresis technique is used to separate different fragments of DNI, RNA, and other macromolecules or proteins, concerning their size/weight and charge.

Gel electrophoresis of DNI lets us visualize how many different fragments of the molecule are present in a sample and how they differ from each other. The presence of fragments of the same size will be distinguished as a line named band. Each band represents many DNI fragments of similar size placed in the same position. The result of the gel electrophoresis will be different bands in different positions according to their sizes. The biggest ones will not migrate in the gel as much as the smallest ones.

In the exposed example we can assume that the most closely related species is C. The second most similar is species D.

The gel electrophoresis of the DNA from the unknown plant species resulted in five different bands, which means five types of fragments of different sizes.

Four of the five bands expressed by the unknown species coincide with the bands of species C. Species C only lack one band to be exactly the same.Species D coincides in three bands and lack two bands to be exactly the same as the unknown species. Species A only coincides in one band. Species B does not coincide in any band, meaning that this is the most different one

For a better understanding, look at the attached files, where you will find the chart.

Human beings belong to .........

A. Kingdom Protista

B. Kingdom Fungi

C. Kingdom Plantae

D. Kingdom Animalia

Answers

Answer: D. Kingdom Animal

Explanation: Among other animal characteristics, humans can move on their own, so they are placed in the animal kingdom. Further, humans belong to the animal phylum known as chordates, because we have a backbone. The human animal has hair and milk glands, so we are placed in the class of mammals.

Answer:

D. Kingdom Animalia

Explanation:

Human beings belong to kingdom Animalia. So, option (D) is correct.

Amoebas make exact copies of themselves. Therefore, they reproduce
A. asexually buy the process of MEIOSIS

B. sexually by the process of MITOSIS

C. sexually by the process of MEIOSIS

D. asexually by the process of MITOSIS

Answers

Answer:

D.

Explanation:

You can rule out B and C because offspring produced sexually are not identical to their parents. The amoebas reproduce by binary fission, which is a form of asexual mitosis.

Answer:

D. asexually by the process of MITOSIS

Explanation:

Mitosis is a form of asexual reproduction in simple living organisms. The outcome of each cell cycle is two identical cells. Mitotic checkpoints happen at certain stages of mitosis to ensure that each cell receives the same amount of DNA.

Heat and light on Earth are unevenly distributed because they cannot receive heat and light equally in all parts of the earth.

Answers

Answer:

True

Explanation:

The earth receives unequal amount of light energy and heat energy form the sun. There is variation in the solar energy at different parts of the world due to factors like atmospheric circulation as well as the distribution of the land and the sea.

The main factors which results in the unevenly distribution of the heat and light from the sun to the earth are :

length of the daythe angle of inclination of the rays of the sunearth's rotationconfiguration of the land patternstransparency of the atmosphere

The sun provides more light and heat at the equatorial regions than the polar regions.

what type of neuron begins a reflex arc ?

Answers

Answer:

sensory neuron

hope it help

Protein synthesis involves (Hint...look at the diagram)
A. DNA creating mRNA which is used to make a polypeptide

B. the production of energy

C. the production of a gene and DNA

Answers

Answer:

A. DNA creating mRNA which is used to make a polypeptide

Explanation:

Protein synthesis process involves the DNA creating mRNA, which is used to make a polypeptide.

Identify two processes that from igneous rocks

Answers

Answer: Igneous rocks are formed by the melting and cooling of molten rock.

Explanation: Extrusive rocks are those that erupt as lava from volcanoes onto the surface. Intrusive rocks, on the other hand, are created when magma cools underneath.

hope this helps best of luck mate! :)

What does Eubacteria mean?
A. True bacteria

B. Old bacteria

C. Safe bacteria

D. Ancient bacteria

Answers

Answer:

It means "True bactria" --> A.

Answer:

A. True bacteria

Explanation:

Eubacteria means "True bacteria".

Question 4 of 10
What percentage of the air is found in the bottom two layers of the Earth's
atmosphere?
A. 1%
B. 29%
C. 99%
D. 49%
SUBMIT
Need ASAP

Answers

Answer: 99%

Explanation:

The troposphere itself contains 99% of air.

The atmosphere is 99% air

Gut bacteria provide all of the following benefits Except

Answers

Answer:

Despite the acidic of the stomach, diverse phylotypes of resident microbes thrive in the stomach.

Explanation:

Explain spermatogenesis and oogenesis.

Answers

Answer:

yep, my explanation

Explanation:

you see, it is a very dirty cycle, when you have a dioploid cell, you have your typical duplication of sister chromotids, but producing sex cells or gametes which would become a zygote through dirty interactions come to form one dioploid cell and it will start doubling like the rest of the human body, until it comes out of the other human's body. meiosis, or the formation of gamates are created with a crossover where one diolpoid cell takes one half of the chromosome and the other half and exchange a tiny bit of it before splitting into 2 DIFFERENT gametes cells because of the cross-over and hence ther term natural selection

Which factor can cause secondary succession?

clear cutting

glacial melting

competition

predation

Answers

Answer:

first one

Explanation:

clear cutting

Answer:

A

Explanation:

EDGE

Breeding a dog that is small and well suited for hunting small game is the result of…
A- evolution
B-natural selection
C-artificial selection
D-adaptation

Answers

Answer:

d

Explanation:

adaptation allows the dog to evolve for small game

Two rabbits mate, one is all dominant (FF) and one is all recessive (ff). The dominant gene is black and the recessive is white. How many offspring out of every four will be white? (complete a Punnett square to help yourself)

zero

two

one

three

THANK YOU TO WHOEVER HELPS <3

Answers

Answer:

D): Two

Explanation:

If the first half (2) of the rabbit offspring`s are black dominant genes (FF), and the other two are recessive genes that are white (ff), then two white offspring`s it is; if we follow the Punnet square.

(I searched up a similar question. Do not mind me, just earning some points)

Hope this helped.

Answer:

0

Explanation:

assume that cody used a weak magnet and the flake of cereal was not attracted to it what conclusion might he have drawn?​

Answers

Answer:   he might have concluded that the flake of cereal was not magnetic

Explanation:

1. Lactose takes years to break down on its own. But if exposed to the protein lactase, the reaction proceeds very quickly, while lactase itself remains unchanged. Lactase is an example of a(n) . 2. A(n) is a molecule that can bind to an enzyme and prevent the enzyme from working. There are two types: a(n) binds to the active site of the enzyme; a(n) binds elsewhere on the enzyme. 3. Enzymes speed up chemical reactions by lowering the , which allows the reaction to proceed much more quickly. 4. During an enzymatic reaction, a molecule of binds to the enzyme and is broken down into one or more molecules of , which are released. 5. The specific location within an enzyme molecule where the substrate binds is called the .

Answers

Answer:

1.) Lactase is an example of ENZYME.

2.)An INHIBITOR is a molecule that can bind to an enzyme and prevent the enzyme from working.

3.)Enzymes speed up chemical reactions by lowering the ACTIVATION ENERGY,

4.) a molecule of SUBSTRATE binds to the enzyme and is broken down into one or more molecules of PRODUCT which are released.

5.) The specific location within an enzyme molecule where the substrate binds is called the ACTIVE SITE.

Explanation:

An enzyme is defined as the substances that aids in the breaking down of complex food substances, taken in by animals, into simple, soluble and diffusible substances before they can be absorbed into the body. In the enzymatic reactions, a molecule of SUBSTRATE binds to the ACTIVE SITE of an enzyme and is broken down into one or more molecules of PRODUCT which are released.

There are different types of enzymes which are named according to the type of good they digest, these include:

--> Lactase: breaks down Lactose

--> proteases: breaks down proteins

--> Amylases: breaks down carbohydrate

Enzymes have the following characteristics:

--> They are proteins

--> They are specific in action. For example Lactase can only act on lactose.

--> They can be inactivated by INHIBITORS.

--> They are sensitive to temperature

--> They speed up a reaction by lowering the ACTIVATION ENERGY

Amalia has the flu, a communicable disease that causes a cough and a runny nose. Which best describes how she likely got it?
She does not exercise.
She has a poor diet.
She touched the doorknob in a classroom.
She inherited it from her parents.

Answers

Answer:

She touched the doorknob in a classroom.

Answer:

She inherited it from her parents or She touched The doorknob in a classroom

A mature animal cell is different from a mature plant cell because

Answers

Answer:

Vacuole: A mature plant cell has a large vacuole, whereas animal cells may contain a number of small vacuoles. Location of nucleus: in plant cells, it lies on one side in peripheral cytoplasm, whereas in animal cells, it is generally in the center.

Explanation:

Each Taxonomy (category) gets less and less specific as they go further down the list.

A. True

B. False

Answers

Answer:

B. False

Explanation:

The taxonomies get more specific as you move down the line. The current eight levels go like this:

Kingdom (most general)PhylumClassOrderFamily/SubfamilyTribe/SubtribeGenusSpecies (most specific)

As you can see, the taxonomies get increasingly more specific as we go further down.

What is photosynthesis ​

Answers

ANSWER:

Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities.

CARRYONLEARNING(◕ᴗ◕✿)

photosynthesis is the process in which light energy is absorbed by chlorophyll and converted into chemical energy to form glucose

what is the device used to observe cells ?

Answers

Answer:

Microscope

Explanation:

A microscope is an instrument that can be used to observe small objects, such as cells. The image of an object is magnified through at least one lens in the microscope.

Question

What is the device used to observe cells?

Answer

Microscopes

What is Microscopes?

Microscope is an instrumet or device that can be used to observe small object , even cells or smal organisms.

#LearnwithBrainly

there is a decreased in the production of

Answers

Factors that can cause a decrease in supply include higher production costs, producer expectations and events that disrupt supply. Higher production costs make supplying a product less profitable, resulting in firms being less willing to supply the good. ... Finally, some events can disrupt supply.

Answer:

Espero sirva mi respuesta

Explanation:

Suerte

What would happen to aquatic organisms if solid water were denser than liquid water

Answers

Answer:

If water in its solid form was denser than water in its liquid form, lakes and ponds would freeze solid to the bottom during winter, and no longer provide viable habitats.

Your school uses stacks of paper every year for printing test papers and worksheets that students later submit. After the test papers and worksheets have been checked and graded; what can the school do to recycle them?​

Answers

I KNOW YOU NEED ANSWER BUT I NEED POINTS

I'M SORRY HOPE YOU UNDERSTAND

SORRY I'M REALLY SORRY HOPE YOU FORGIVE ME FOR THIS

Answer:

Nothing

Explanation:

Just sell them to recycling companies

which is not true about fungi
1 rgey lacks chlorophyll
2 they have myceliumption 2
3 they lacks cell wall
4 they stores food as glycogen​

Answers

4 they stores food as glycogen

HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP
HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP HELP I NEED HELP ASAP



Answers

The answer should be,B. It has arms that wind around it’s core.

Explanation:

a spiral galaxy is,
a galaxy in which the stars and gas clouds are concentrated mainly in one or more spiral arms.

Name & describe the six essential activities of the digestive tract.

Answers

Answer:

Ingestion: Consuming something orally, whether it be food, drink, medicine, or other substance; the first step of digestion. bolus: a round mass of something, especially of chewed food in the mouth or alimentary canal.

Propulsion: Propulsion means to push forward or drive an object forward. A propulsion system is a machine that produces thrust to push an object forward. On airplanes, thrust is usually generated through some application of Newton's third law of action and reaction.

Mechanical Digestion: Mechanical digestion is a purely physical process that does not change the chemical nature of the food. Instead, it makes the food smaller to increase both surface area and mobility. It includes mastication, or chewing, as well as tongue movements that help break food into smaller bits and mix food with saliva.

Chemical Digestion: Chemical digestion involves the secretions of enzymes throughout your digestive tract. These enzymes break the chemical bonds that hold food particles together. This allows food to be broken down into small, digestible parts.

Absorption: Absorption is a condition in which something takes in another substance. The process of absorption means that a substance captures and transforms energy. The absorbent distributes the material it captures throughout whole and adsorbent only distributes it through the surface.

Defecation: Defecation is the term given for the act of expelling feces from the digestive tract via the anus.

Explanation:

Hope this helps <3

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