Answer:
All explained on the site! Just cope and paste!
Explanation:
https://ssec.si.edu/stemvisions-blog/what-photosynthesis
Hope this helped!
The soul is like a violin string: it makes music only when it is stretched.
Write a lab report on the lab ¨How do the process of conduction, convection, and radiation help distribute energy on earth.¨ for edge 1. Purpose- state the purpose of the lab.
2. Hypothesis- (Use if, then, because in your statement)
3. Materials- list all materials used in the lab
4. Procedures- state step by step what is being done in the lab
5. Observation/data- state what is being measured
6. Analysis/conclusion-state by summing up what was done in the lab and evaluate your
hypothesis with what actually happened
Answer: The sections of a lab report can vary between scientific fields and course requirements, but they usually contain the purpose, methods, and findings of a lab experiment. Each section of a lab report has its own purpose. 1. Title: expresses the topic of your study 2. Abstract: summarizes your research aims, methods, results, and conclusions
Explanation:
Please help im in a rush and im at therapy so i need to finish this
What is a mixture?
Answer:
In chemistry, a mixture is a material made up of two or more different substances which are not chemically combined. A mixture is the physical combination of two or more substances in which the identities are retained and are mixed in the form of solutions, suspensions and colloids.
Explanation:
I hope this helps. ^_^
Mixture
Explanation:
A mixture is created when two or more different substances are physically combined and can be separated back into its original substances.
example- a pile of different kinds of leaves
hope it helps!
What coefficient should be used to make the following equation balanced? N2+O2--> _NO
Your answer should be:
N2 + O2 → 2NO
····················································································I hope this answered your question!
Thanks for spending time reading this :)
(A brainliest would be appreciated!)
⊕If this answer doesn't answer your question or you are displeased by it please tell me in the comments I would like to know. And if I can, I will remove it.⊕
Have a wonderful dayThe coefficient used to make the following equation balanced: N2 + O2 → NO is 2.
BALANCING EQUATION:
Balancing an equation means ensuring that each atom of an element on both sides of an equation. To balance an equation, coefficients, which are numbers placed in front of the elements, are used. According to this question, the following equation is given:N2 + O2 → NOTo balance the equation, we make use of coefficient 2 in front of nitrogen oxide (NO) as follows:N2 + O2 → 2NOLearn more at: https://brainly.com/question/11322377?referrer=searchResults
In this activity, you will investigate how the motion of objects of different masses is affected when the same force is applied to them. You will use the scientific method to set up your experiment. Question__________________________________.
Answer:if a bot walks up to you what do you do
Explanation:
you slap the F out of them
You may think of changes in climate occurring as you go north or south. This climber stayed at the same latitude and went up. What explains the difference in temperature and climate between the top and bottom of Mt. Kilimanjaro? Please explain in 3-5 sentences thank you for 81 points
Answer: I'm not really sure but I think its dew to the different heights and tempura going up and down and the flow of wind.
Explanation:
Answer:
Mountains make it possible for snow to be found at the equator. Why does the temperature become colder the higher up a Mountain? Generally the climate on mountains get progressively colder with increased altitude (the higher up you go).
Explanation:
Write a summary of what you have learned about how incoming forces and outgoing forces are related (newton's cradle)
What happens to the atoms that make up hydrogen fuel as it burns?
Answer:
When hydrogen fuel burns, its atoms combine with oxygen atoms in the air, which creates a chemical reaction that releases energy in the form of heat and light. The hydrogen atoms lose their outermost electrons, becoming positively charged ions (protons). These ions combine with the oxygen atoms to form water molecules (H2O), which evaporate into the air as steam. Therefore, the atoms that make up hydrogen fuel ultimately become part of water molecules during the process of combustion.
Explanation:
Match the following.
Drag the appropriate labels to their respective targets.
Answer:
oxygen - O2
chlorine- Cl2
neon- Ne
calcium- Ca
iodine- I
hydrogen- H2
Ne₂(g) - Neon gas (Ne)
I(s) - Iodine solid (I₂)
Ch(g) - Chlorine gas (Cl₂)
Ca(s) - Calcium solid (Ca)
O(g) - Oxygen gas (O₂)
H2(g) - Hydrogen gas (H₂)
Cl(s) - Chlorine solid (Cl₂)
O2(g) - Oxygen gas (O₂)
1. Ne₂(g) - This label represents the chemical formula for neon gas, which is Ne. Neon is a noble gas that is commonly used in neon signs due to its bright orange-red glow when an electric current is passed through it.
2. I(s) - This label represents the element iodine in its solid state. Iodine is a nonmetallic element that exists as a purple-black solid at room temperature.
3. Ch(g) - This label represents a gas called chlorine, which is chemically represented as Cl₂. Chlorine is a halogen gas that is used as a disinfectant and in the production of various chemicals.
4. Ca(s) - This label represents the element calcium in its solid state. Calcium is an alkaline earth metal that is commonly found in rocks, shells, and bones. It is essential for the proper functioning of our bodies and is also used in construction materials.
5. O(g) - This label represents oxygen gas, which is chemically represented as O₂. Oxygen is a colorless and odorless gas that is essential for respiration and the combustion of fuels.
6. H2(g) - This label represents hydrogen gas, which is chemically represented as H₂. Hydrogen is the lightest and most abundant element in the universe. It is used in various industries, such as the production of ammonia and petroleum refining.
8. Cl(s) - This label represents the element chlorine in its solid state. As mentioned earlier, chlorine is a halogen gas, so the correct label for chlorine in its solid state should be Cl₂(s).
9. O2(g) - This label represents oxygen gas, which is chemically represented as O₂. As mentioned earlier, oxygen is a colorless and odorless gas that is essential for respiration and the combustion of fuels.
To know more about Hydrogen gas:
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what answer should i put and the box right answer will get brainliest
Answer: x + 20
Explanation:
People use hot air balloons to rise high above the ground and be pushed by air currents from one place to another. The diagram shows a hot air balloon.
A type of chemical reaction, called combustion, takes place between propane and oxygen in the burners.
a. Describe a likely result of this chemical reaction that allows a hot air balloon to rise.
b. Describe a design feature the distance a hot air balloon can travel. Explain your reasoning.
Fueled by propane cylinders, gas jets produce the hot air that fills the envelope (similar to ones you might use on a portable camping stove).
WorkingSince heated air rises, hot air balloons are functional. with the rest. As though it were floating in water, the balloon rises as a result of this. The balloon naturally starts to slowly deflate if the air is allowed to cool.The molecules in the air start to migrate and spread out as the air within the balloon is heated, which results in a decrease in the air's density. The heated air is pushed below the cooler, surrounding air. the warm air is pushed upward as a result of this.For more information on hot air balloon kindly visit to
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Choose the phrase that best defines ecosystem service. (1 point)
Human:
✧・゚: *✧・゚:* Answer: *:・゚✧*:・゚✧
✅ the first one
I WOULD APPRECIATE BRAINLIEST!
~ ₕₒₚₑ ₜₕᵢₛ ₕₑₗₚₛ! :₎ ♡
~
Answer:
the third one but its probably wrong
Explanation:
because
Less than 3 percent of water on Earth is freshwater found in rivers, lakes, and streams with most of the freshwater frozen in ice caps and glaciers. Freshwater is the only type of water that people and other land animals are able to drink to survive.
True
False
How does an atom change if all of its electrons are removed?
p.s. I'll mark the first answer the brainliest if it is correct! ;)
a. The atom’s volume increases.
b. The atom’s mass increases.
c. The atom becomes positively charged.
d. The atom becomes negatively charged.
c. The atom becomes positively charged
if the electrons are removed it means theres no longer a negative charge to balance the positive charge of the protons in the atom
Balance the combustion reaction between octane and oxygen.
2C ₈ H ₁₈ + O ₂ → CO ₂ + H ₂ O
Answer:
The answer is 2C8H18 + 25O2 → 16CO2 + 18H2O .
(Correct me if I am wrong)
In the following images, a blue circle represents an atom of one type of element, and a red square represents an atom of a second type of element. Determine which of them represent a pure substance, a homogenous mixture, and a heterogeneous mixture.
Are these in the right order?
Answer: No they are not. "Pure substance" is supposed to be placed in the middle picture. "Homogenous mixture" is supposed to be placed in the right picture. "Heterogenous mixture" is supposed to be placed in the left picture.
Explanation:
Pure Substances:
There are two categories of pure substances: elements and compounds (In our case, we have a compound).
Element (e.g. the blue circles or the red squares):
An element is a fundamental substance.An element cannot become simpler than itself, even if chemical separation methods are used.Compound (e.g. the blue circles bonded together with the red squares in the middle picture):
A compound is a substance made of two or more elements in fixed proportions (i.e. One element has the same amount as the other).A compound can be made into individual elements or simpler substances using chemical methods of separation.Mixtures:
There are two categories of mixtures: homo- and hetero- genous.
Homogenous mixture:
The substances or elements are mixed to look like one single substance and cannot be told apart (e.g. When salt dissolves in water, the water still looks like water).The substances or elements are distributed evenly throughout the apparatus. The number of different types of substances or elements can vary (e.g. There is more water than salt) The substances or elements do not bond together.Heterogenous mixture:
The substances or elements are mixed and can be told apart (e.g. When oil is mixed with water, the oil is "water-hating" so it forms its own layer on the bottom, while the water forms another layer on top of the oil layer).The substances or elements are distributed where one type of substance or element is bunched up in one spot and another substance or element in another spot.The number of different types of substances or elements can vary.The substances or elements do not bond togetherThe second Image is not a homogenous mixture, it is a heterogenous mixture as two different types of elements are mixed together.
The mix of two different types of elements in the heterogenous mixture is not uniform and has uneven mixed types.
The third image is a homogenous mixture as even though two different types of elements are together, they are not mixed with each other.
Unlike in the heterogenous mixture, in a homogenous mixture, there is a uniform mix of two different types of elements.
The first image is correct, the image depicts a pure substance.
To understand better about the Substances:
https://chem.libretexts.org/Courses/Los_Angeles_Trade_Technical_College/Foundations_of_Introductory_College_Chemistry/04%3A_Matter/3.5%3A_Pure_Substances_and_Mixtures
Which of the following is a biotic factor in a biome?
a
kinds of birds
b
amount of rainfall
c
types of rocks
Answer:
i guss c is answer in my ......
Answer:
a kind of birds is a biotic factor
How are producers and consumers related? (2 points)
a
Both producers and consumers can be animals.
b
Both producers and consumers make their own food.
c
Both producers and consumers use energy that started from the sun.
d
Both producers and consumers are plants.
please help me 7th grade science
When a chemical reaction occurs, what happens to the atoms of the two substances? Provide an example from the Sim (on Amplify) as evidence to support your answer.
When a chemical reaction does not occur, what happens to the atoms of the two substances? Provide an example from Sim as evidence to support your answer.
Answer:
Explanation:A chemical response is a chemical transformation in which two chemicals combine to create a third component.
(i) Adding diluted acid to an active metal causes the test tube to heat up and hydrogen gas to escape, which results in the production of heat.
(ii) When diluted hydrochloric acid is added to silver nitrate, AgCl, a white precipitate, results.
(iii) When water is added to quicklime, the mixture boils and produces heat along with a hissing sound.
(iv) Thermal breakdown of mercury oxide - Mercury turns from red to a metallic silver tint as a result of this process.
help pls i will give brainlest
Answer: its 5ft tall and 12 inches
Explanation:
pls help por favor i dont understand
Answer:
It's C!
Explanation:
when the amplitude was doubled the energy went up 4x
Calculate the volume (in cm3
) of 54 g
of water at 1 ∘C
.
Express the volume in cubic centimeters to two significant figures.
Which feature forms when magma cools beneath Earth's surface?
Geysers
Calderas
Batholiths
Vents
Note- Meant to put it for Geography my bad
HEEEEELP!!!!
Why is knowing the concentration of solutions important in the real world? Give an example to help you explain your answer.
Knowing the concentration of solutions is important in the real world for several reasons. Firstly, concentration provides information about the amount of solute present in a given volume of solvent, which is crucial for various scientific, industrial, and medical applications. Here's an example to illustrate the significance of concentration:
In the field of medicine, determining the concentration of drugs in pharmaceutical solutions is essential for accurate dosing and patient safety. Healthcare professionals need to know the concentration of active ingredients in medications to prescribe the appropriate dosage for patients. For instance, consider a situation where a doctor needs to administer a specific amount of a medication to a patient. Without knowing the concentration of the drug in the solution, it would be challenging to determine the correct volume of the solution needed to deliver the desired dosage. Incorrect concentrations or dosages can lead to ineffective treatment or even harmful side effects for the patient.
Additionally, concentration measurements play a vital role in environmental monitoring and analysis. For example, in water quality assessment, measuring the concentration of pollutants or dissolved substances in bodies of water helps identify potential contamination and evaluate the health of aquatic ecosystems. By monitoring the concentration of contaminants such as heavy metals or nutrients, environmental scientists can determine the impact on aquatic life and implement appropriate measures for pollution control and remediation.
Overall, understanding the concentration of solutions is crucial for a wide range of practical applications, including pharmaceuticals, environmental analysis, chemical manufacturing, food and beverage production, and many others. Accurate concentration measurements enable informed decision-making, quality control, and precise formulation, ensuring the effectiveness and safety of various products and processes in the real world.
write a short story using the characteristics of the subatomic particles and their locations in the atom. For example, you need a positive character, a neutral character, and a negative character. You need two different locations. One to be the center location of the story and the other to be outside the center. At a minimum you should have at least 1 paragraph with about 5 sentences. Make sure that you use complete sentences.
Make sure it is school appropriate!!
what s thisssss oneeeeeee
Key Questions and Terms Notes
A _________ is a unit of energy that describes how much energy the body can get from eating or drinking certain foods.
What are nutrients?
How do each of these nutrients impact the body?
Carbohydrates:
Fats:
Proteins:
Vitamins:
Minerals:
Water:
What is an average? What is the formula to calculate an average?
What is a nutritionist an expert on?
What three processes take place in the digestive system?
What body parts work together to form the digestive system?
___________ is the process the body uses to break down food.
____________ is the process by which nutrient molecules are passed from the digestive system into blood.
____________ is the discharge of waste from the body.
What is the difference between mechanical digestion and chemical digestion?
Briefly describe the process of digestion that happens in the body, starting with someone taking a bite of food.
What is the role of the excretory system?
The process of removing waste is called ______________.
What are two waste products the body must eliminate?
How is most water in your body eliminated?
What structures in the body make up the urinary system?
_________ are bean-shaped organs that create and excrete urine.
What are two ways the excretory system helps the body maintain homeostasis?
In each stage, how do nephrons filter waste from the blood?
Stage 1:
Stage 2:
Answer: A calorie ia a unit of energy that describes how much energy the body can get from eating or drinking certain foods, Nutrients is a substance that provides nourishment essential for growth and the maintenance of life, how these impact the body is that they play a role in maintaining blood cells
Explanation:
Hello <3 I just need some help with periodic table of elements.
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What is the element's name and symbol? Sodium
Is it a metal, nonmetal, or metalloid?
Which family does it belong to?
How many protons, neutrons, and electrons does its neutral atom have?
Please help with the non-answered ones, following sodium please ^^
Answer:
11
Explanation:
An atomic number of 11 means this atom will have 11 protons. A mass number of 23 means 23 - 11 this atom will have 12 neutrons. Since this atom is neutral the positive protons must be equal to the negative electrons. This atom will have 11 electrons
Answer:
Sodium: Na
It is a metal
It's family is Alkali metals
Its atomic number is 11
It has 12 neutrons, 11 protons, 11 electrons
Is there only one way to conduct a scientific experiment? Explain why or why not.
Answer:
no
Explanation:
because to conduct an experiment you would have to go through the process more than once to compare them to find the best soulution or get the best results
What type of person studies and collects data on the weather?