Answer:
Volumetric Cylinders
Explanation:
which process causes earth to lose thermal energy to space?
A. Radiation
B. conduction
C. Eruption
D. convection
how many atoms are in 5Na3PO4
pls help I'm not trying to get a bad grade
What is an ellipse please help)
In mathematics, an ellipse is a plane curve surrounding two focal points, such that for all points on the curve, the sum of the two distances to the focal points is a constant. As such, it generalizes a circle, which is the special type of ellipse in which the two focal points are the same.
Maybe they might use that math thing for Science.
When the speed of the bottle is 2 m/s, the KE is kg m2/s2. When the speed of the bottle is 3 m/s, the KE is kg m2/s2. When the speed of the bottle is 4 m/s, the KE is kg m2/s2. When the speed of the bottle is 5 m/s, the KE is kg m2/s2. When the speed of the bottle is 6 m/s, the KE is kg m2/s2.
instructions
In this part of the experiment, you will be changing the speed of the bottle by dropping it from different heights. You will use the same mass, 0.250 kg, for each trial, so record this mass in Table B for each velocity. Then, calculate the expected kinetic energy (KE) at each velocity. Use the formula KE = mv2,
where m is the mass and v is the speed. Record your calculations in Table B of your Student Guide.
Answer:
Based on the given instructions, you need to calculate the expected kinetic energy (KE) at each velocity using the formula KE = mv^2, where m is the mass and v is the speed. The mass is given as 0.250 kg.
Table B: Calculation of Kinetic Energy (KE)
Table B: Calculation of Kinetic Energy (KE)
Speed (m/s)Mass (kg)KE (kg m^2/s^2)20.2500.50030.2500.75040.2501.00050.2501.25060.2501.500
To calculate the kinetic energy at each velocity, multiply the mass (0.250 kg) by the square of the velocity.
For example, when the speed of the bottle is 2 m/s: KE = (0.250 kg) * (2 m/s)^2 = 0.250 kg * 4 m^2/s^2 = 1.000 kg m^2/s^2
Perform similar calculations for the other velocities and record the results in Table B.
Answer:
Explanation:mass of the bottle in each case is M = 0.250 kg
now as per given speeds we can use the formula of kinetic energy to find it
1) when speed is 2 m/s
kinetic energy is given as
2) when speed is 3 m/s
kinetic energy is given as
3) when speed is 4 m/s
kinetic energy is given as
4) when speed is 5 m/s
kinetic energy is given as
5) when speed is 6 m/s
kinetic energy is given as
A praying mantis eats a bee.
Tell which type of relationship it is: mutualism, predation, parasitism, competition, or commensalism. Give details on why.
Try for 2 sentences:
I think a praying mantis eating a bee is an example of....
I think this because...
Answer:
I think a praying mantis eating a bee is an example of predation. I think this because the praying mantis stealthily hunts its preys, like the bee, in order to kill eat for food.
Explanation:
"Predation" refers to the killing of another living organism in order to prolong the life of the "predator" (hunter) and to end the reproductive life of the "prey" (the one being consumed). The praying mantis is popularly known for being a deadly predator because it feeds on several insects (as its prey), including the bees. They are said to also feed on wasps, moths, mice, frogs, rodents and even snakes.
It kills the bees in order to consume them so it can prolong its reproductive life. It then stops the reproductive life of the bees. Clearly, the type of relationship here is "predation."
I think a praying mantis eating a bee is an example of predation.
I think this is because the praying mantis which is a predator consume the prey which is the bee most times in a defensive manner.
Predation is a biological relationship in which a predator kills or consume it's prey.
It's occur majorly in canivorous animals that consume flesh or other animals.
The predators consume the prey as food and as a form of defensive means from been attacked by the prey.
In this relationship, energy is transfered from the prey which is the bee to the praying mantis.
Therefore, the relationship that occur between praying mantis and bee is predation.
How is relative age different from absolute age
Answer:
Relative age is the age of a rock layer.
Absolute age is the numeric age of a layer of rocks or fossils.
Explanation:
Can somebody help me with this, please? Please Asap
Answer:
im not sure what exactly you want? if its answering the questions then search up each one and rephrase the answers you get, for instance for mitochondria is the powerhouse of the cell. just write something simple thats what i did when i had to do something like this it took only a couple of minutes
Explanation:
The Organelles help the cell to function efficiently.
What are the organelles in the cell?I can see that your question has to do with the organelles in the cell but I don't quite get the analogies that you intend to use. However, I would explain the organelles one after the other.
Endoplasmic reticulum: The endoplasmic reticulum (ER) is a network of membranous tubes and sacs within the cytoplasm of eukaryotic cells. It serves as a transport system for proteins and lipids, as well as a site for folding and modification of newly synthesized proteins.
Ribosomes: Ribosomes are complex molecular machines that are found in the cytoplasm of all living cells. They are responsible for synthesizing proteins from amino acids, which are the building blocks of proteins.
Mitochondria: These are organelles found in the cytoplasm of eukaryotic cells. They are often referred to as the "powerhouses" of the cell because they are responsible for producing most of the cell's energy in the form of ATP (adenosine triphosphate).
Vacuole: Vacuoles are membrane-bound organelles found in eukaryotic cells. They are large, fluid-filled compartments that serve several important functions within the cell, including storage of nutrients and waste, regulation of the cell's water balance, and maintenance of cell shape.
Cytoplasm: Cytoplasm is the gel-like substance that fills the interior of eukaryotic cells, excluding the nucleus. It is a complex mixture of water, ions, organic molecules, and a variety of cellular structures, including organelles such as mitochondria, ribosomes, endoplasmic reticulum, and lysosomes.
Lysosomes :Lysosomes are membrane-bound organelles found in eukaryotic cells. They are referred to as the "garbage trucks" of the cell because they are responsible for breaking down and recycling cellular waste and unwanted material.
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identify the for of energy
(A)thermal
(B)kinetic
(C)chemical
(D)electrical
Answer:
C Chemical Energy
Explanation:
food gives us chemical energy which may be transformed to other later..
please mark me brainliest
Part 1: Name two elements that have the same properties as potassium (K). (4 points)
Part 2: Determine the number of protons, electrons, and neutrons present in an atom of magnesium (Mg). Explain how you determined your answer using complete sentences. (6 points)
Answer:
Part 1: Sodium and Rubidium.
Part 2:
Protons = 12
reason: protons are equal to the atomic number of an atom. For Magnesium, atomic number is 12.
Neutrons:
\( = { \tt{24 - 12 }} \\ = { \tt{12 \: neutrons}}\)
reason: neutrons is given by formula:
\({ \tt{neutrons = mass \: number - atomic \: number}}\)
where mass number of magnesium is 24.
electrons: = 12 electrons
reason: Magnesium atom has electrons summing up to 12
part 1: hydrogen and sodium? my memory is so bad ngl
part 2: 36 because there are 12 protons, 12 electrons, and 12 neutrons in an atom of magnesium.
Which of the following statements fully describes what an object may do when it experiences unbalanced forces? Select the two best answers.
A. It may change directions.
B. It will move at a constant speed.
C. It may slow down.
D. It may slow down or speed up.
E. It will stay stationary.
Answer:b
Explanation:
Please help me por favor :'(
What is a biodiversity hotspot (definition)? Explain
Answer:
A biodiversity hotspot is a biogeographic region with significant levels of biodiversity that is threatened by human habitation.
Explanation:
i dont get it, i need help
Answer:
Substance 2 and 5
Explanation:
the number at the end of each letter represents how much there is of it
fo example h3 means there is 3 hydrogens and c means there is 1 carbon atom
Answer:
I think it's subtance 2 & 5
Explanation:
What happens to air pressure and amount of oxygen as the altitude increases in Earth's atmosphere? 1. Air pressure decreases, while the amount of oxygen increases. 2. Both air pressure and the amount of oxygen increase. 3. Air pressure increases, while the oxygen decreases. 4. Both air and oxygen decrease.
Answer:
As altitude increases in Earth's atmosphere, both air pressure and the amount of oxygen decrease.
At sea level, the air pressure is about 1013.25 millibars (mb) and the concentration of oxygen is about 21%. As you go higher in the atmosphere, the air becomes thinner and less dense, so the air pressure decreases. At the same time, the concentration of oxygen also decreases because there is less air overall to contain oxygen molecules.
This is why it is harder to breathe at high altitudes, such as on a mountain. The air is less dense, so there are fewer oxygen molecules per breath and the body has to work harder to get enough oxygen.
Answer:4: Both Air and Oxygen decrease.
Explanation:This is in accordance with Henry's law. As pressure decreases solubility of gases decreases. Air pressure decreases as we altitude increases and the decrease in oxygen level is the consequence ,
Two white powders were mixed together. A chemical reaction occurred, and a yellow powder was formed. What is the relationship between the yellow powder and the white powders?
A. The yellow powder is made up of the same kinds of atoms as the white powders, but the atoms are combined into different molecules. The yellow powder is made up of the same kinds of atoms as the white powders, but the atoms are combined into different molecules.
B. The yellow powder is made up of the same kinds of molecules as the white powders, but the molecules are a different color. The yellow powder is made up of the same kinds of molecules as the white powders, but the molecules are a different color.
C. The yellow powder was released from inside the atoms of the white powders. The yellow powder was released from inside the atoms of the white powders.
D. There is no relationship between the yellow powder and white powders. There is no relationship between the yellow powder and white powders.
Answer:
A
Explanation:
The answer for the question is A
NEED HELP WILL GIVE 20 POINTS
This is science
Rewrite the following paragraph using an antonym in place of each word in boldface.
This is the true story of a tall, light-haired man who was very rich. He had just arrived on his fast plane. He just bought it yesterday. It was expensive and very new.
As the man came toward us with his unusual walk, we quickly noticed that he was a strong man. As we talked with him, however, we found him to be polite and friendly.
After our visit, we both frowned and said how sad we were to see him climb back in his beautiful plane and disappear into the clouds.
Answer:
Answer:
Rewrite the following paragraph using an antonym in place of each word in boldface.
This is the fake story of a short, dark-haired man who was very poor. He had just arrived on his slow plane. He just bought it yesterday. It was expensive and very old.
As the man came toward us with his usual walk, we slowly noticed that he was a weak man. As we talked with him, however, we found him to be polite and friendly.
After our visit, we both smiled and said how happy we were to see him climb back in his ugly plane and disappear into the clouds.
BRAINLIESIT IF CORRECT
1
Answer:
Reflected
Explanation:
I hope you get it right!!
Answer: absorbed
Explanation: darker colors absorb more light and heat
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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PLEASE HELP THESE ARE MY LAST 3 QUESTIONS LEFT AND IM HAVING TROUBLE WITH THEM
1. CH18C20H15CHCO2 How many atoms of each element are in one molecule of cardenolides?
2.How many atoms are in mercury (I) phospate? The chemical formula is (Hg2)3(PO4)2
3.The burning of hexane is shown in the following chemical equation. How many oxygens are in the products to the right of the arrow? 2C6H14 + 19O2 → 12CO2 + 14H2O + heat
Answer:
1)
2)Hg2 3 po4 2
Mercury(I) Phosphate (Hg2)3(PO4)2 Molecular Weight
3)2C6H14 + 19O2 → 12CO2 + 14H2O + heat
Explanation:
i dont know the 1st one i ggoles the 2nd one and it gave me this, hope it helps
Explain the kinetic energy of the particles in each of the 3 main states of matter.
can praseodymium conduct electricity
Answer:
praseodymium can conduct electricity as it is one of it's conductivities
PLEASE HELP!
how can nuclear fission be made to happen?
a. atoms are hit with neutrons
b. atoms are hit with x rays
c. atoms are hit with light
d. atoms are hit with gases
How to work out the relative mass of potassium? What is the calculation? ( explained very easily )
Answer:
39
Explanation:
Relative mass does not need to be calculated as it is listed on the periodic table. Potassium's relative atomic mass is around 39.
When there is a chemical reaction between hydrochloric acid and potassium hydroxide. Which substances are the reactants? Which substances are the product?
Answer:
Good question i really dont know sorry
Explanation:
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Answer:
The reaction of acids and bases and what ions are produced and the salts that form. ... Pure water is an example of a neutral substance. ... Q: If you were to combine acid and base solutions, what products do you think would be produced? ... between solutions of hydrochloric acid and sodium hydroxide.
Explanation:
Which of the following best explains the relationship between peak-to-peak amplitude and semi-amplitude?
Answer:
A. Semi-amplitude is half the distance of the peak-to-peak amplitude
Explanation:
The correct answer is : The semi-amplitude is half the distance of the peak-to-peak amplitude (option A). The peak-to-peak amplitude is the total distance between the highest positive peak and the lowest negative peak in a waveform. It represents the full range of variation in the amplitude of the waveform.
The peak-to-peak amplitude of a waveform is the measurement of the total distance between the highest positive peak and the lowest negative peak. It provides information about the full range of variations in the amplitude of the waveform. Mathematically, it is calculated by subtracting the minimum value from the maximum value of the waveform.
Learn more about the amplitude here.
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Type in the name of the following compounds. Be sure to use the periodic table if needed. SO2:
Answer:
sulphur dioxide
Explanation:
Sulphur Dioxide
S O2
Answer:
Sulfur Dioxide
Explanation:
It makes Sulfur Dioxide because Sulfur has 4 extra valence electrons and oxygen needs two more, so two oxygens form a covalent bond with the sulfur.
An example of pressure causing metamorphism is?
A. lava cooling from a volcano
B. when two tectonic plates collide and add folds into the rock
C. magma touches parts of the lithosphere
D. everyone in the world jumping up and down at the same time
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
examples of changing direction?
Answer:
All changes in motion (speed or direction) need an outside cause. Other examples would be a soccer player kicking a moving soccer ball so it changes direction, or a hockey player hitting a sliding puck with his stick so as to redirect it.
Explanation: