Answer:
Water H2O
Explanation:
A solvent is defined as being able to dissolve other substances, the fertilizer is being dissolved in the water prior to watering the plants, therefore the water is the solvent in this case.
Which property is a chemical property of a substance?
reactivity
boiling point
melting point
color
Answer: reactivity
Explanation:
on the test
Do you think rayon when burnt will stick to the body like other synthetic fibers?
Pls could help me complete the "standart form" part :(
Answer:
I don’t know bro
Explanation: WHY DID U REMOVE THIS
Fill each box with the chemical formula of the compound.
What we eat, and how we move our bodies, effects our blood. How does that end up affecting our other organs in the body
Answer:
The digestive system converts the foods we eat into their simplest forms, like glucose (sugars), amino acids (that make up protein) or fatty acids (that make up fats). The broken-down food is then absorbed into the bloodstream from the small intestine and the nutrients are carried to each cell in the body.
Answer:
The digestive system is made up of the gastrointestinal tract—also called the GI tract or digestive tract—and the liver, pancreas, and gallbladder. The GI tract is a series of hollow organs joined in a long, twisting tube from the mouth to the anus. The hollow organs that make up the GI tract are the mouth, esophagus, stomach, small intestine, large intestine, and anus. The liver, pancreas, and gallbladder are the solid organs of the digestive system.
The small intestine has three parts. The first part is called the duodenum. The jejunum is in the middle and the ileum is at the end. The large intestine includes the appendix, cecum, colon, and rectum. The appendix is a finger-shaped pouch attached to the cecum. The cecum is the first part of the large intestine. The colon is next. The rectum is the end of the large intestine.
Explanation:The digestive system is made up of the gastrointestinal tract—also called the GI tract or digestive tract—and the liver, pancreas, and gallbladder. The GI tract is a series of hollow organs joined in a long, twisting tube from the mouth to the anus. The hollow organs that make up the GI tract are the mouth, esophagus, stomach, small intestine, large intestine, and anus. The liver, pancreas, and gallbladder are the solid organs of the digestive system.
The small intestine has three parts. The first part is called the duodenum. The jejunum is in the middle and the ileum is at the end. The large intestine includes the appendix, cecum, colon, and rectum. The appendix is a finger-shaped pouch attached to the cecum. The cecum is the first part of the large intestine. The colon is next. The rectum is the end of the large intestine.
The local newspaper has published the passage below.
Last week, scientists released incredible images of aurora australis, known as the northern lights, as seen from the Hubble telescope. The Hubble telescope was placed in orbit in 1990 by the space shuttle and has since delivered the sharpest images we have of our planet, our galaxy, and the universe. The images delivered last week show the beautiful display of lights in the southern hemisphere. These lights are the result of the solar activity known as solar wind. Traces of solar wind reach well beyond Earth and have been detected as far as Saturn.
Which statement in the news passage above is inaccurate?
The aurora australis cannot be seen from space.
The Hubble telescope does not orbit our planet.
The aurora australis is known as the northern lights.
Solar winds do not reach well beyond our planet.
Answer:
Solar winds do not reach well beyond our planet
Explanation:
I hope this helps :)
Solar winds do not reach well beyond our planet.because Traces of solar wind reach well beyond Earth and have been detected as far as Saturn. says that
Which of the following statements is false about plants and animals before the flood?
Fossils have shown that there were trees and other plants in areas of the earth.
Plants were of great size in comparison to today.
Records show that there were large animals, like mammoths and dinosaurs.
The variety of species on earth today is greater than before.
Answer:
Fossils have shown that there were trees and other plants in areas of the earth
The statement "The variety of species on earth today is greater than before" is false. Therefore, option D is the false statement.
What was the effect of the flood on plants and animals ?Fossils have shown that there were trees and other plants in areas of the earth, and plants were of great size in comparison to today. Records also show that there were large animals, like mammoths and dinosaurs, that lived on Earth before the flood.
However, there is no scientific evidence to support the claim that the variety of species on Earth today is greater than before the flood.
In fact, the fossil record suggests that there were many species of plants and animals that existed in the past that are now extinct, meaning that the overall variety of life on Earth may have been greater in the past. Therefore, the statement in option D is false about the effect of flood on the plants and animals in that era.
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HELP! only answer if you know 100% its correct
Answer:
C. Crude oil is found below natural gas reservoirs.
Explanation:
:)
Answer:
Crude oil is found below natural gas
Explanation:
Help someone
Divide. Round the nearest hundredth
To the nearest hundredth 80.89 divide 8.425
oops its not science its math
Answer:
9.6
Explanation:
its correct
Where is the DNA stored in a cell?
Answer: nucleus
Explanation:
Which of the following is an example of a compound?
A: water
B: iron
C: copper
D: Carbon
A ______________________is a group of stars that has been given a name to help us find certain stars or recognize them
a
cluster
b
gaggle
c
constellation
d
flock
Answer: constellations
Explanation:
Answer:
A constellation a group of stars that has been given a name to help us find certain stars or recognize them.
hence, C.) constellation
√225/√25 = ?? hurry please I'm stuck on it
Answer:
√225/√25 =3
The answer is 3
Explanation:
Answer:
The answer is 3
Explanation:
HELP ASAP!! An experiment is performed in which a crystalline substance is added to a beaker filled with room-temperature water. The following observations were made:
1. The crystals dissolve.
2. A precipitate forms.
3. The bottom of the beaker feels warm to the touch.
4. Bubbles begin to form in the water.
Which observations are evidence that a chemical reaction took place?
Answer:
observations (2), (3), and (4) provide strong evidence that a chemical reaction occurred.
Explanation:
Observations (2), (3), and (4) are evidence of a chemical reaction because a precipitate formed, energy was released (the bottom of the beaker felt warm), and bubbles were formed in the water. Observation (1) indicates a physical change, not a chemical reaction.
There are 2 main types of _______. One is a _______, where electrons are shared between atoms. The other is an _______, where one atom loses an electron to become a _______ charged ion, and the other atom gains the elctron to become a _________ charged ion.
Hello..!
There are 2 main types of ions one is an atom where the electrons are shared between the atoms. the other is an electron where one atom loses an electron to become a neutral in a charged ion, and the other atom gains the electron to become a charged lon anion.
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Ions with a positive charge are known as cations. Those that are negatively charged are called anions.
¿Doubts? in the comments Greetings.
The two main types of bonds formed between atoms are ionic bonds and covalent bonds. An ionic bond is formed when one atom accepts or donates one or more of its valence electrons to another atom. A covalent bond is formed when atoms share valence electrons.
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Answer: the reason why the balance increases is because it is heavier so that's why it increases more
Explanation: the definition for balance is the ability to move or to remain in a position without losing control or falling. : a state in which different things occur in equal or proper amounts or have an equal or proper amount of importance.
Mass is the amount of matter something is made from. Big things are generally more massive than small ones. If you have a lump of iron or copper and take it to different places on Earth (or even the Moon) to measure it's mass, you'll always get the same result.
Weight is a measurement of how much the force of gravity acts on a given amount of mass. The force of gravity varies slightly all over Earth so, while your lump of iron has the same mass, its weight varies: it might weigh a little bit more in Bangladesh than it does in Tibet. What about on the Moon? Gravity is about one sixth the strength on the Moon as it is on Earth. So things weigh only one sixth as much on the Moon as they do on Earth, even though their mass is exactly the same in both places. Why are things heavier on Earth? Essentially because Earth is so much more massive than the Moon. It attracts objects with more force—and that gives them more weight.
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1. Using D10W and a vial of NaCl 4 mEq/mL, how many mL of NaCl are needed to prepare 250 mL of a
D10/NS solution?
a. 4.8mL
b. 9.6ml
c. 19.6mL
d. 154mL
To prepare 250 mL of a D10/NS solution using D10W and a vial of NaCl 4 mEq/mL, you would need 9.6 mL of NaCl. Normal saline (NS) contains 154 mEq/L of sodium chloride (NaCl). To prepare 250 mL of NS, you would need 250 mL * (154 mEq/L) = 38500 mEq of NaCl. Since the vial of NaCl contains 4 mEq/mL, you would need 38500 mEq / (4 mEq/mL) = 9625 mL = 9.6 mL of NaCl. So the correct answer is b. 9.6ml.
help pls i will give brainlest
Answer: its 5ft tall and 12 inches
Explanation:
Please help due soon!
The role of animals in an ecosystem is to eat plants or other animals to get the energy to live and grow. True or False
Plants use energy from the soil to make food.
Group of answer choices. True or False
Decomposers eat dead plants and other materials and release nutrients into the soil to help plants live and grow. True or False
A container to hold compost materials in their kitchen or outdoors should be easily accessible and keep out worms. True or False
Answer:
The role of animals in an ecosystem is to eat plants or other animals to get the energy to live and grow. True
Plants use energy from the soil to make food.
Group of answer choices. True and False
Decomposers eat dead plants and other materials and release nutrients into the soil to help plants live and grow. True
A container to hold compost materials in their kitchen or outdoors should be easily accessible and keep out worms. True
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Hope this Helps
The first is false, although I’m unsure.
The second is true, yet also false because they get it from the sun as well.
The Third is True.
The last is false, we wouldn’t even have compost if it weren’t for the worms..
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:
What is an alloy? Why do jewelers use alloys in jewelry?
Answer: Jewelers add different metals to strengthen the material and improve durability during wear. The resulting mix of two or more metal elements is called an alloy. For instance, pure silver bends and scratches quite easily. A metal alloy for jewelry, like sterling silver, is a better solution for most applications.
Answer:
I hope its correct! here is what I found.
An alloy is a mixture of two or more elements, at least one of which is a metal. Alloys are created to give the resulting material improved properties such as increased strength, improved corrosion resistance, or improved electrical conductivity.
Jewelers use alloys in jewelry for several reasons. One is that many pure metals are too soft to be used in jewelry, so alloys can be used to increase the strength of the metal. Additionally, many pure metals are not suitable for jewelry because they are too expensive or too difficult to work with. For example, gold is too soft in its pure form, so jewelers will often alloy it with other metals like copper and silver to make it stronger and more suitable for use in jewelry. Alloys can also be used to change the color of the metal. For example, by alloying gold with copper, jewelers can create rose gold.
Explain the relationship between work, energy and power
Answer:
Force exerted on an object over a distance does work. Work can increase energy, and energy can do work. Power is the rate at which work is done.
Explanation:
Use the picture below to answer the question.
Comparing the two waves, wave B has a...
A) higher frequency.
B) greater amplitude.
C) shorter wavelength.
D) longer wavelength.
Answer: D) longer wavelength.
Explanation:
Out of the 3 of these
Protons Neutron and electrons witch of these are responsible for a charge that can be transformed from one object to another.
Which following statements is true?
Electrons contribute most of the mass of an atom.
Electron placement determines an atom’s reactivity.
Proton location determines properties such as luster.
Neutrons determine whether an atom is liquid at room temperature.
Answer:
first one
Explanation:
hope this helps
Scientists can use many strategies during investigations, including heldwork, surveys,
models, and experiments. Which of these phrases best describes an experiment?
A mathematical analysis of data
B. observation of animals in their natural world
Ci collection of data from an uncontrolled environment for comparative purposes
D. procedure with controlled conditions and test and outcome variables
Answer:
D
Explanation:
Question: Scientists can use many strategies during investigations, including heldwork, surveys,
models, and experiments. Which of these phrases best describes an experiment?
A mathematical analysis of data
B. observation of animals in their natural world
Ci collection of data from an uncontrolled environment for comparative purposes
D. procedure with controlled conditions and test and outcome variables
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Does the atomic mass decreases as you go from left to right?
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.
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Answer: The answer is d, she needs to use the same brand of lifesavers.
Explanation: The reason she needs to do this is because some brands of lifesavers use different ingrediants and that could affect the results and the time that they melt
You set up an experiment to determine the conditions needed to form the gemstones with the most clarity. You gather data from 5 different mines located around the globe, making sure to choose locations that have similar underground temperatures but different soil compositions. You discover that the minerals in the water in these locations is what determines gem clarity, Identify the independent, dependent, and controlled variables in this experiment below. 1.What is the independent variable in this experiment? * 2.What is the dependent variable in this experiment? * 3.What is the controlled variable in this experiment? i really need help
The values that either remains the same or change are called variables. In the experimental design, the gem mines are the independent variables, gem clarity is dependent and temperature is controlled.
What are the variables in the experiment?Variables in the experiment are the measurable and quantitative characteristics that are dependent, independent, and controlled. The independent variables are self-reliant and include gem mines that cause the other variables to alter.
The dependent variables are the conditional elements that get affected by the independent varibale and include gem clarity that depends on the soil and water minerals of the mine.
The controlled variable is the constant factor throughout the experiment and is contained so that it does not alter other variables of the experiment like the temperature.
Therefore, the temperature is a controlled variable.
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