Answer:
I'm pretty sure this is potential energy
Explanation:
Potential energy is energy held by an object when its let go its kinetic energy
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:
Which term describes the conversion of substances into different substances?
chemical reaction, a process in which one or more substances, the reactants, are converted to one or more different substances, the products. Substances are either chemical elements or compounds. A chemical reaction rearranges the constituent atoms of the reactants to create different substances as products.
Explanation:
MARK ME AS A BRAINLIST PLZ
The term which best describes the conversion of substances into different substances is a: chemical reaction.
A substance can be defined as a specific kind of matter that has definite or uniform properties.
In Science, there are two (2) main types of substance and these include:
An organic substance An inorganic substance.A chemical reaction can be defined as a chemical process which involves the continuous conversion (transformation) and rearrangement of either the ionic, atomic or molecular structure of a substance, especially through the breakdown and formation of chemical bonds, in order to form (produce) a different substance.
In conclusion, a chemical reaction involves the conversion of substances into different substances.
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Use the drop-down menus to identify each type of galaxy pictured.
Galaxy A:
Galaxy B:
Galaxy C:
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.
I just need help all I need is the answer please some one
Answer: The correct fill-in-the-blank answers are:
1. through binary fission (already filled in)
2. be resistant to penicillin
3. through asexual reproduction.
4. cell replicates before
5. a simpler process
Explanation:
The correct fill-in-the-blank answers are:
1. Bacteria reproduce through binary fission (already filled in)
2. A parent bacterial cell is able to survive in the presence of antibiotic penicillin. Subsequent generations from this parent will be resistant to penicillin
3. Something that potatoes and bacteria have in common is that they both reproduce through asexual reproduction.
4. In asexual reproduction DNA from the parent cell replicates before it produces daughter cells.
5. Asexual reproduction is a simpler process than sexual reproduction.
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Pls I need help :(
Immediately!!
Which type of selection is shown in the graph above?
A. Disruptive selection
B. Stabilizing selection
C. Disaster Selection
D. Directional selection
In the given graph, the Evolved Population is showing disruptive selection. Hence, the correct option is A. Disruptive selection.
Stabilizing selection is a form of natural selection where individuals with average phenotypes are more likely to survive and reproduce their number. In this selection, the population tends to maintain a stable phenotype. As shown in the graph, the population is maximum for the population having a moderate length of neck.
Disruptive selection is a type of natural selection where extreme phenotypes are preferred over average phenotypes, leading to an increase in genetic variation and the population becoming more diverse. In this type of selection, the population diverges into two or more distinct phenotypic groups. As shown in the graph, two ranges of the population are favored for having traits for extreme lengths of the neck.
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What happens to a sheet of copper as the average kinetic energy of the copper molecules decreases?
It melts.
It expands.
It gets cooler.
It gains energy.
Answer:
It gets cooler.Explanation:
Hopes this helps. Mark as brainlest plz!Answer:
it gets cooler
Explanation:
i took the test and got it correct
Science questions answer to get 20 points
Answer: (Q1) B. (Q2) D. (Q3) B. I believe (Q4) C.
Explanation: (Q3) B the medulla isn't playing a physical part in digestion as much as it controls the process this is a educated guess
?What statement best describes the arrangement of the atoms in an ethylene molecule?
3. A recent flood in the area has caused many short-term changes to
the ecosystem. Which is a long-term change?
A. Standing water in the streets and sewers
B. Temporary displacement of organisms
C. Permanent change in the landscape
D. Poor water quality in rivers and streams
Answer:
c
Explanation:
While standing water in the streets and sewers (option A) and poor water quality in rivers and streams (option D) may persist for some time after the flood, they are generally considered short-term changes as they can eventually be remedied through clean-up efforts and restoration programs.
Temporary displacement of organisms (option B) can also be considered a short-term change, as organisms will eventually return to their original habitats once conditions improve.
However, a permanent change in the landscape (option C) such as altered river channels, new water bodies, or changes in topography, can have lasting effects on the ecosystem and its inhabitants. These changes may alter habitat suitability, nutrient cycling, and water availability, which can impact the ecosystem for years or even decades to come.
Answer: C
Explanation:
The landscape could be flooded. Houses and buildings may be restricted.
The mass of Betelgeuse is about ___ times the mass of Vega
(This is not multiple choice.)
Therefore, the mass of Betelgeuse is about 17.634 kg/ 9.5 times the mass of Vega.
Vega is a main-sequence star located in the constellation Lyra. Betelgeuse is a red supergiant star located in the constellation Orion. The mass of Betelgeuse is observed to be about 20 times the mass of the Sun, while the mass of Vega is estimated to be about 2.1 times the mass of the Sun. Therefore, the mass of Betelgeuse is theoretically estimated to be around 9.5 times the mass of Vega.
Experimentally,
The mass of Betelgeuse is 2.188 x10^31 kg
The mass of Vega is 4.246 x 10^30 kg
Hence, the mass of Betelgeuse is about 17.634 kg/ 9.5 times the mass of Vega.
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Choose 1 type of electromagnetic wave. Write 3 sentences about that type of wave. Describe the wave's frequency and wavelength as well as what the wave is used for in the real world.
Answer: Ultraviolet
Explanation:
The video attached will help you remember the Electromagnetic Spectrum; just search it.
Ultraviolet has a higher frequency than visible light but a lower frequency then x-rays. Ultraviolet has a wavelength range of 100-400 nm.Ultraviolet can be used in detecting forged bank notes.Answer: Radio waves
Explanation :
There are seven types of electromagnetic waves are present in nature .
Radio waves , microwaves , infrared waves , visible light , ultraviolet waves , X -rays , Gamma rays .
IN GIVEN QUESTION ONLY ASKED ABOUT ONE ELECTROMAGNETIC WAVE, SO I WILL BE EXPLAINED ABOUT RADIO WAVE .
Radio waves :
1) Radio waves are the electromagnetic wave with the longest wavelengths.
2)These waves are a type of electromagnetic radiation with frequencies ranging from 300 GHz to 3kHz.
3) The wavelength is 1mm at 300 GHz and 100 km at 3kHz .
Radio waves are used for communication.
blank is the process in which wind causes particles to bounce across a surface in what direction the wind is blowing
Answer:
saltataion
Explanation:
In geology, saltation is a specific type of particle transport by fluids such as wind or water. It occurs when loose materials are removed from a bed and carried by the fluid, before being transported back to the surface.
Answer:
ASWDFEGHRJKT
:3
What might happen if there is excessive water removal from the Central Valley Aquifer in California?(1 point) Responses
A. It can cause severe weather changes in California.
B. It can cause severe weather changes in California.
C. It can transform California completely to a desert.
D. It can transform California completely to a desert.
Answer:
A
Explanation:
California is surrounded by the sea so it would never run out.
Amy uses a piece of lab equipment to change electrical energy into thermal energy. What did she most likey do?
A. Warmed liquid in a test tube over a candle flame
B. Used a hot plate to boil a beaker of water
C. Mixed two chemicals to produce heat
D. Used a thermometer to measure the temperature of ice water
Answer:
The right answer is b ( using a hot plate to boil a beaker of water
Explanation:
To power the hot plate you have to have electricals that form heat on the metal plate of the top which then comes in contact with the glass beaker which finally boils the water causing heat to form called water vapor from the heat of the hot plate to the water.
i'll give the first person with all the correct answers brainliest
1.) If you sprain your ankle and place a cold pack on it, in which direction does thermal energy move?
A.) Thermal Energy moves from the ice pack to your ankle
B.) Thermal energy moves from your ankle to the ice pack
C.) Temperature moves from your ice pack to your ankle
D.) None of the above
2.) Thermal Energy is determined by which two factors?
A.) Both B and C
B.) B: Temperature
C.) C: Color
D.) Both A and B
E.) A: Number of Particles
3.) As a liquid Flav-o-Ice (popsicle in a plastic sleeve) in a freezer turns into frozen Flav-o-ice,
A.) The popsicle absorbs the coldness from the air in the freezer.
B.)The popsicle neither absorbs nor releases energy.
C.) The popsicle absorbs energy from the air in the freezer.
D.) The freezer air absorbs heat from the liquid popsicle.
4.) After roasting a marshmallow over the fire, you immediately place it on your Hershey bar, and the Hershey starts to melt. What is the direction of thermal energy?
A.) Cold moves from the Hershey chocolate to the roasted marshmallow
B.)Temperature moves from the Hershey chocolate to the roasted marshmallow
C.)Thermal energy moves from the Hershey chocolate to the roasted marshmallow
D.)Thermal energy moves from the roasted marshmallow to the Hershey chocolate
Answer:
1 A.
2 A.
3 B.
4 D
best of luck! :)
The Hershey starts to melt because of the transfer of thermal energy from the roasted marshmallow to the Hershey chocolate .
Heat always flows from a hotter body to colder body. When a person sprains an ankle and a cold pack is placed on the ankle, the direction of heat flow is from the person's ankle to the ice pack (Option B).
The thermal energy of a body depends on the number of particles present because it is an extensive property. It also depends on the temperature of a body.
When the liquid Flav-o-Ice is placed in a freezer, the surrounding air absorbs heat from the liquid popsicle hence it is converted to ice.
The Hershey starts to melt because of the transfer of thermal energy from the roasted marshmallow to the Hershey chocolate .
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Write a summary of what you have learned about how incoming forces and outgoing forces are related (newton's cradle)
***URGENT PLEASE**** Select all of the bases listed *
Bleach
NaOH
H2SO4
HCl
Ammonia
HF
Answer:
NaOH (a strong base)
Ammonia ( weak base )
What kind of rocks would you expect to see on Mars? What evidence supports your response?
How does a speaker use electrical energy?
A) It turns electrical energy into heat energy.
B) It turns electrical energy into light energy.
C) It turns electrical energy into sound energy.
D) It turns sound energy into electrical energy.
Answer:
C) It turns electrical energy into sound energy.
Explanation:
Answer: c
Explanation:
What two factors affect how much work is done in any given action?
Answer:
the amount of force exerted on the object and the amount of distance the object moves
Explanation:
The Law of Conservation of Energy states...
A) energy cannot be created, but it can be destroyed and change forms
B) energy cannot be created, destroyed, or change forms
C) energy cannot be created or destroyed, but it can change forms
D) energy can be created, destroyed, and can change forms
Answer:
C) energy cannot be created or destroyed, but it can change forms
Explanation:
what is the relationship between convince and suspect?
Simple and complex molecules are similar in that they both involve ____ atoms A water B simple C bonded D complex
Answer:
The answer is C.
Explanation:
Please give brainliest
Answer:
D
Explanation:
complex, in chemistry, a substance, either an ion or an electrically neutral molecule, formed by the union of simpler substances (as compounds or ions) and held together by forces that are chemical (i.e., dependent on specific properties of particular atomic structures) rather than physical.
what does composing mean?
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
Define Acid dissociation constant constant
Answer:
An acid dissociation constant, K a, (also known as acidity constant, or acid-ionization constant) is a quantitative measure of the strength of an acid in solution. It is the equilibrium constant for a chemical reaction ↽ − − ⇀ − + + known as dissociation in the context of acid–base reactions.
Explanation:
A yellow ball with a mass of 2 kg is rolling across the floor at 3 m/s. A red ball with a mass of 3 kg is rolling across the same floor at 3 m/s. Which ball has greater kinetic energy, and why?
plz hurry in the test nowwwwww!!!!!!
Answer:
In order to determine which ball has a higher kinetic energy, we first look at the formula of kinetic energy which is:
kinetic energy = 1/2 * mass * velocity²
The factors influencing the kinetic energy of an object are its mass and its velocity. Both of the balls have the same velocity; however, the red ball has a greater mass. Therefore,
The red ball has greater kinetic energy, because it has a greater mass.
We may also determine these quantitatively using the formula given and the kinetic energy of the yellow ball works out to be 9 J and that of the red ball is 13.5 J.
Explanation:
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.