Please help me with this answer correct
Answer:
hope this helps :)
Explanation:
for the first one, you can look at the periodic table and look at the atomic number and it will show you how many protons there are giving you the answer because protons and electrons are equal in a pure element
a- carbon
b- neon
c- boron
d- oxygen
e- helium
f- hydrogen
g- lithium
h- beryllium
i- nitrogen
1- sulfur
2- S
3- 16
4- 32.066
5- 16
6- 16
7- 16.066
8- draw circles and put 16 dots like on the other page and in the middle put 16 nuetrons and electrons
9- 6 i think
Please help i need this as soon as possible
Answer:
1. 1, 3, 2
2. 2, 2, 3
3. 2, 1, 2, 1
4. 2, 1, 2
Plz help, asap, no links and don't put answer if you don't know. Explain also!
True or False: Ice caps in Greenland are composed of salt water.
True or False: Over time, the average ocean salinity has decreased.
Answer: D
Explanation: Since one of the snakes food sources is the shrew, cutting it off would limit the snake's food causing the population to decrease.
In what way are liquids different from solids?
Group of answer choices
Liquids do not have a fixed shape; solids do
Liquids are always denser than solids
Liquid molecules are lighter than solid molecules
Liquids are made of atoms: solids are made of molecules
Answer:
a. Liquids do not have a fixed shape; solids do
Explanation:
I’m really sorry thats the only one I for sure know that is true...
help i'll give brainliest! help with 15 just make the answer clear please
Answer:
A thermal battery could help a solar power plant generate electrical energy 24 hours per day by storing the energy the solar power plant made so that when it's either a cloudy day or night the energy that the thermal battery collected can be released and used at night or on that cloudy day.
Explanation:
Answer:
A thermal battery could help a solar power plant generate electrical energy 24 hours per day by storing the energy the solar power plant made so that when it's either a cloudy day or night the energy that the thermal battery collected can be released and used at night or on that cloudy day.
this is correct my teacher accepted this as the answer.
Explanation:
Question: Explain how each of the three types of energy transfer occurs in a solar oven while it cooks a bowl of soup.
Read below for some ideas of the answer and if you answer please make your answer reasonable.
To remove a metal pan from a hot oven, you must use an insulated pad or glove. If you do not, energy will transfer quickly to your hand by conduction. The pan is much hotter than your skin, so its particles have a lot more thermal energy. When the particles of the metal bump into the particles of your skin, energy is transferred.
When the hot pan is on top of the stove, you can tell that it is hot by holding your hand above the pan. The moving air around the pan absorbs energy and carries it to your skin by convection. You can also absorb energy by holding your hand to the side of a stove’s heating element. Energy is transferred through radiation to your skin.
Energy in the form of heat can be transferred by conduction, convection, and radiation. During all three types of energy transfer, the thermal energy of the warmer object decreases and the thermal energy of the cooler object increases. In all three types of energy transfer, energy is being transferred to a cooler object.
Answer:
Converting light energy to heat energy: Solar cookers concentrate sunlight onto a receiver such as a cooking pan. The interaction between the light energy and the receiver material converts light to heat and this is called conduction. This conversion is maximized by using materials that conduct and retain heat.
Explanation:
Solar cookers focus sunlight onto a recipient, like a cooking pan, to convert light energy into thermal energy.
What is energy?Energy is the ability to perform work in physics. It could exist in several different forms, such as potential, kinetic, electrical, chemical, thermal, electrical, radioactive, etc. Additionally, there is heat and work, which is energy being transferred from one body towards another. Energy is always assigned based on its nature once it has been transmitted.
Motion is a property of all energy types. For instance, if a body is moving, it possesses kinetic energy. Even while at rest, a tensioned object like a spring or bow has the ability to move; this is because of its design, which includes potential energy. Solar cookers focus sunlight onto a recipient, like a cooking pan, to convert light energy into thermal energy. Conduction is the process by which light energy is transformed into heat by interacting with the receiver material. Utilising heat-conducting and heat-retaining materials will maximise this conversion.
Therefore, Solar cookers focus sunlight onto a recipient, like a cooking pan, to convert light energy into thermal energy.
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How does fission in most nuclear reactors generate electricity? *
Particles from the reaction collide with WATER, which turns into steam that spins a turbine.
Particles from the reaction collide with a GENERATOR, making electricity.
Particles from the reaction collide with a TURBINE, which spins and makes electricity.
Particles from the reaction collide with ELECTRONS, directly creating electricity.
Answer:
Particles from the reaction collide with a turbine,which spins and makes electricity hope this answer helps
How is fiber important to the body?
It helps the body digest large molecules.
It is a powerful micronutrient.
Toxins attach to the fiber as it moves through and out of the body.
It contains stored energy.
help please an btw this isn't a test ill give brainliest science is really my thing. btw help with number 6
Three examples of physical change are ______________.
Group of answer choices
pond freezing, breaking glass, a burning candle
boiling water, a nail rusting, a melting candle
applying lipstick, making lemonade, baking bread
melting ice, mowing the lawn, carving a statue
help ill give brainliest need help with number 8
Answer:
the sun goes away and takes heat with it
Explanation:
Help-
Help-
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Help?
In some parts of the world hurricanes are called typhoons. The map below shows where typhoons form and the paths they usually follow. Typhoons do not generally form in the area at X. What is missing in area X that would allow typhoons to form there?
Answer:c warm ocean water
Explanation:
Eukaryotic gene expression is regulated during transcription and RNA processing, which take place in the nucleus, and during protein translation, which takes place in the cytoplasm. Further regulation may occur through post-translational modifications of proteins.
Answer:
Ok, is this a true and false question? Anyways, yes. the central dogma, from dna transcription to mRNA translation to proteins. and further regulation can occur through post-translational modifications of proteins. it is a true statement
Explanation:
Please work out all the problems on this page, no links, no i don't knows please do not take advantage of me or my points please actually answer these questions
Answer:
9) C
10) C
11) D
Explanation:
Hope I could help
Can I plz have brainliest
How many atoms of each element are chemical formula: 3K2O3.
How many atoms of each element are chemical formula: 2H3NCH3Br.
How many atoms of each element are chemical formula: 4Ar2CO3.
Each of them are different questions pls help me!!! I need to get this right to bring my grade up from a C to an A!!!
Answer:
In 3K2O3 - 6 K atoms, 9 O atoms
In 2H3NCH3Br - 12 H atoms, 2 N atoms, 2 C atoms, 2 Br atoms
In 4 Ar2CO3 - 8 Ar atoms, 4 C atoms, 12 O atoms
Explanation:
All you need to do is multiply the coefficient by the number of each atom in the compound. For example, H3NCH3Br has 1 nitrogen, 1 carbon, 1 bromine, and 6 hydrogens. If you have 2H3NCH3Br, just multiply all those numbers by 2.
In which situation would the atoms in an object begin to move closer together during a phase change?
Group of answer choices
heat is removed as a gas turns into a liquid.
heat is removed as a liquid turns into a gas.
heat is added as a liquid turns into a solid.
heat is added as a solid turns into a gas.
When heat is removed as a gas turns into a liquid. In liquid state molecules are more closer than in gases. Hence, option a is correct.
What is a phase change ?The interconversion between states of matter is called phase change. The conversion of solid to liquid, liquid to gas, etc. are examples of phase changes.
In solid state, particles are closely packed and cannot move apart. The strong intermolecular forces can be weaken by applying energy. In liquid state, particles have some more space to low and in gases they are far apart.
When gases phase converts to liquid, the heat is removed from the system and make make the intermolecular forces stronger to bring molecules closer.
Find more on phase changes:
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pls i need help with this vocab pls! ASAP
1. phototropism
2. geotropism
3. tropism
4. biome
5. symbiosis
6. cortex
A galaxy contains stars, gas, and dust. This matter must be held together or the galaxy will break apart. What is responsible for holding the stars, gas, and dust together in a galaxy?
Water waves are surface waves. The energy of the waves moves
only perpendicular to the motion of the wave.
both parallel and perpendicular to the wave.
only parallel to the motion of the wave.
Answer:
B
Explanation: I don't know but its B
Answer:
B
Explanation:
Can someone help me is done at 6m Please help
The variability of living organisms, including within or between species or ecosystems is called?
Answer:
Biodiversity
Explanation:
How to grow geodes crystals?
Answer:
They will need to be just a touch larger than your eggshells. We loved the glass bowls because it was so much easier to watch the growth process. Carefully crack several eggs and scramble the innards for lunch. Take your shells and wash them gently under warm water.
Explanation:
Explanation:
Pour about a half cup of hot tap water into a cup.
Stir in alum until it stops dissolving. ...
Add food coloring, if desired. ...
Set your eggshell or plaster geode inside a cup or bowl. ...
Pour the alum solution into the geode, allowing it to overflow into the surrounding container and eventually cover the geode.
it takes 15 hours to complete
Chemical reaction for acrylic fiber (7th grade chemistry) pllllzzzzzz help ASAP.
Answer: The chemical reaction for fiber is that it oxidizes.
A student wants to heat a piece of iron so that its temperature rises by 20 degrees C. What information does she need about the iron to plan the experiment? A.)Temperature.
B.) Mass. C.) Conductivity. D.) Surface area.
1. Which layers from North America are the same age as layers from Europe? Use the number or letter of the layer to identify it.
answer:
1 with A, 3 with D
explanation:
look at the images they have inside them and see ones matchPLEASE HELP ME! I'll GIVE BRAINLIEST!
Answer:
Ice cubes melting is an example of the temperature of the environment being warmer than the ice cubes. Because of this, the ice gets heat energy from the air and therfore has enough energy to break into liquid.
Explanation:
Lemme know if you need more explanation!!
Answer:
The process to this is melting.
Explanation:
Due to the temperature of heating, it will melt, which will cause the solid, to a liquid.
I really hope this answers your question!
The weather map shows the weather conditions for one day across the United States. Based on the weather map, what will be the weather like in Texas during the next 24 hours?
help i'll give brainliest help with number 13 and 14 please
Answer:
ice:1
iceberg:2
water:3
lake:4
boiling water:5
Explanation:
what is the property of every heterogeneous mixture
Answer:
The property of ever heterogeneous mixture is a solid dissolved into a liquid.
Explanation:
The octet rule states that atoms will gain, lose, or share valence electrons to get a full outer shell (orbital). Explain in your own words why this is an important rule to determine types of chemical bonds
someone pls help me i need it by today ty :)
Answer:
In covalent bonding, the octet rule is important because sharing electrons gives both atoms a full valence shell. As a result, each atom can consider the shared electrons to be part of its own valence shell.
np :)
In covalent bonding, the octet rule is important because sharing electrons gives both atoms a full valence shell.
What are chemical bonds?A chemical bond is a lasting attraction between atoms, ions or molecules that enables the formation of chemical compounds.
The octet rule states that atoms are at their most stable when they have the electron configuration of a noble gas.
This means having eight outer shell electrons. Because of this, atoms tend to try and gain or lose electrons until they have eight electrons in their outer shell.
As a result, each atom can consider the shared electrons to be part of its own valence shell.
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