Answer:
The correct answer will be "1/16".
Explanation:
The force or distance between two substances in charge seems to be inversely proportional to the square of the size of the particles.
The exerted force between "S" and "q" will be:
⇒ \(Fsq=\frac{{Q}'}{Q} 1^2\) ...(equation 1)
The exerted force between "S" and "p" will be:
⇒ \(Fsp=\frac{{Q}'}{Q} 4^2\) ...(equation 2)
Now,
On the comparison of "equation 1" and "equation 2", we get
⇒ \(\frac{1}{16}\)
Calculate the change in the kinetic energy (KE) of the bottle when the mass is increased. Use the formula
KE = one half.mv2, where m is the mass and v is the speed (velocity). Assume that the speed of the soda bottle falling from a height of
0.8 m will be 4 m/s, and use this speed for each calculation.
Record your calculations in Table A of your Student Guide.
When the mass of the bottle is 0.125 kg, the KE is
kg m2/s2.
When the mass of the bottle is 0.250 kg, the KE is
kg m2/s2.
When the mass of the bottle is 0.375 kg, the KE is
kg m2/s2.
When the mass of the bottle is 0.500 kg, the KE is
kg m2/s2.
1. The kinetic energy of the bottle is 1 Kg.m²/s²
2. The kinetic energy of the bottle is 2 Kg.m²/s²
3. The kinetic energy of the bottle is 3 Kg.m²/s²
4. The kinetic energy of the bottle is 40 Kg.m²/s²
How do I determine the kinetic energy?The kinetic energy can be obtain as illustrated below:
1. For mass 0.125 Kg
Mass (m) = 0.125 KgVelocity (v) = 4 m/sKinetic energy (KE) =?KE = ½mv²
KE = ½ × 0.125 × 4²
Kinetic energy = 1 Kg.m²/s²
2. For mass 0.250 Kg
Mass (m) = 0.250 KgVelocity (v) = 4 m/sKinetic energy (KE) =?KE = ½mv²
KE = ½ × 0.250 × 4²
Kinetic energy = 2 Kg.m²/s²
3. For mass 0.375 Kg
Mass (m) = 0.375 KgVelocity (v) = 4 m/sKinetic energy (KE) =?KE = ½mv²
KE = ½ × 0.375 × 4²
Kinetic energy = 3 Kg.m²/s²
4. For mass 0.500 Kg
Mass (m) = 0.500 KgVelocity (v) = 4 m/sKinetic energy (KE) =?KE = ½mv²
KE = ½ × 0.500 × 4²
Kinetic energy = 40 Kg.m²/s²
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The change in kinetic energies are 1 \(kg m^{2}/s^{2}\), 2 \(kg m^{2}/s^{2}\), 3 \(kg m^{2}/s^{2}\), and 4 \(kg m^{2}/s^{2}\) respectively as the mass of the bottle is changed as 0.125kg, 0.250kg, 0.375kg, and 0.500kg.
Given the velocity v=4m/s.
KE=\(1/2 mv^{2}\)
Here KE represents the Kinetic energy of the bottle, m represents the mass of the bottle which is varying time to time, and v represents the velocity of the bottle which is constant over time.
For the first case:
Given mass m=0.125kg
∴KE=\(1/2mv^{2}\)
=1/2*(0.125)*(4)²
=1 \(kg m^{2}/s^{2}\)
Hence the change in kinetic energy of the bottle when it became 0.125kg is 1 kg m²/s².
For the second case:
Given mass m=0.250kg
∴KE=\(1/2mv^{2}\)
=1/2*(0.250)*(4)²
=2 \(kg m^{2}/s^{2}\)
Hence the change in kinetic energy of the bottle when it became 0.250kg is 2 kg m²/s².
For the third case:
Given mass m=0.375kg
∴KE=\(1/2mv^{2}\)
=1/2*(0.375)*(4)²
=3 \(kg m^{2}/s^{2}\)
Hence the change in kinetic energy of the bottle when it became 0.375kg is 3 kg m²/s².
For the final case:
Given mass m=0.500kg
∴KE=\(1/2mv^{2}\)
=1/2*(0.500)*(4)²
=4 \(kg m^{2}/s^{2}\)
Hence the change in kinetic energy of the bottle when it became 0.500kg is 4 kg m²/s².
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need help fast!!!! plz
Describe ONE THING you NOTICE when you look at the data.
Answer:
No matter your height, PE, or KE, you always end up with the same total energy of joules.
Explanation:
variables that affect the amount of current flowing in a circuit
Answer:
In a closed electric circuit, resistance of the components and the voltage of a power source are affecting the electric current.
What is the formula of acceleration?
which kelp removes and keeps co2 out of the atmosphere
Answer:
planting and managing forests
What would happen to the digestion process if enzymes were not present
Answer: It would take 2.3 billion years for the biological reaction without the presence of enzymes. It’s because, without them, your body can’t break down foods so that nutrients can be fully absorbed. Every organ, every tissue, and every 100 trillion cells in our body rely upon the reaction of metabolic enzymes and their energy component.
Explanation:
I hope this helps
Thermal energy is transferred to a substance. Which change can occur?
Answer:
The temperature scale on which water freezes at 0 and boils at 100. Thermal energy that is transferred from one substance to another; moves from warmer to cooler objects. The transfer of heat by direct contact; occurs when energy is transferred by collisions between particles.
Explanation:
When thermal energy is transferred both kinetic and potential energy increases.
What is thermal energy?Thermal energy is defined as a type of energy which is contained within a system which is responsible for temperature rise.Heat is a type of thermal energy.It is concerned with the first law of thermodynamics.
Thermal energy arises from friction and drag.It includes the internal energy or enthalpy of a body of matter and radiation.It is related to internal energy and heat .It arises when a substance whose molecules or atoms are vibrating faster.
These vibrating molecules and atoms collide and as a result of which heat is generated in a substance , more the collision of particles , higher is the thermal energy.There are three types of thermal energy transfer:1) conduction 2) convection 3) radiation
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An interglacial is a period of time that occurs between Ice Ages. It’s marked by warmer temperatures and milder climates. During previous interglacials, the CO2 levels in the atmosphere were about 280 parts per million (ppm). In 2013, they were approximately 400 ppm. Rounding to the nearest percent, what is the percent increase in CO2 between these two time periods?
Answer:
The correct answer is - 43%.
Explanation: The increase in CO2 between these two suggested periods is approximately 43%. Even though it is a natural process that the CO2 levels vary in the atmosphere, still this is not the same case nowadays. Nowadays, or rather in the past few decades, apart from the natural increase of CO2 in the atmosphere, it has seen a much more increased levels because of the human activity. The industrial facilities and the vehicles, the cutting of the forests and burning the wood (there's both release of CO2 from the burning of the trees and loss of natural accumulator of the CO2), are just some of the more important human activities that contribute to a significant rise in the CO2 levels.
When you drop something, first of all it accelerates.
The faster it falls, the bigger the force of ______ that acts on it.
choose from the list to complete the sentence:
friction gravity air pressure
note: apparently the answer is friction but it doesn't make sense to me so please explain.
The faster an object is going, the more resistance there will be. An example of this would be if you're running the faster you run, the more air is going against you.
I hope this helps!
Huan wants to enter the science fair at his school. He has a list of ideas for his project. Which questions could be answered through scientific investigation? Check all that apply. Does pressure have an effect on the solubility of a substance? Which physicist was the smartest? Is the information on the periodic table difficult to understand? Which brand of soap is the best for cleaning grease off of dishes? Which laboratory experiment is the most fun to perform?
what is the answer i need answers now
Answer:
listening ,communication ,resolution
Explanation:
List three evidences that show that the Bible is the Word of God.
Answer:1.God tells us that He is the Author (2 Peter 1:20-21 Open in Logos Bible Software (if available) & 2 Timothy 3:15-17 Open in Logos Bible Software (if available))
1.The Old Testament and New Testament Authors understood they were writing the Word of God. Common Old Testament phrase – “Thus saith the Lord”. The Apostle Peter confirmed the Apostle Paul’s writings as Scripture (2 Peter 3:16)
3.Its Historical Accuracy – as verified by archeology, which has never contradicted the Bible, but only confirms and silences its critics.
Explanation:
Answer:
Many people question who the author of the Bible is and wonder if the Bible is really the Word of God. I want to give you five reasons to affirm that the Bible is God's Word.
The Word of God: Evidence that Scripture is Divine
First, I believe the Bible is the Word of God because of its scientific accuracy. The Truth of the Word of God tells us that God “hangeth the earth upon nothing” (Job 26:7). How did Job know that the earth hung in space before the age of modern astronomy and space travel? The Holy Spirit told him. The scientists of Isaiah’s day didn’t know the topography of the earth, but Isaiah said, “It is [God] that sitteth upon the circle of the earth” (Isaiah 40:22). The word for “circle” here means a globe or sphere. How did Isaiah know that God says upon the circle of the earth? By divine inspiration.
Secondly, the Bible is affirmed through historical accuracy. Do you remember the story about the handwriting on the wall that is found in the fifth chapter of Daniel? Belshazzar hosted a feast with a thousand of his lords and ladies. Suddenly, a gruesome hand appeared out of nowhere and began to write on a wall. The king was disturbed and asked for someone to interpret the writing. Daniel was found and gave the interpretation. After the interpretation, “Then commanded Belshazzar, and they clothed Daniel with scarlet, and put a chain of gold about his neck, and made a proclamation concerning him, that he should be the third ruler in the kingdom.” (Daniel 5:29). Basing their opinion on Babylonian records, the historians claim this never happened. According to the records, the last king of Babylon was not Belshazzar, but a man named Nabonidas. And so, they said, the Bible is in error. There wasn’t a record of a king named Belshazzar. Well, the spades of archeologists continued to do their work. In 1853, an inscription was found on a cornerstone of a temple built by Nabonidas, to the god Ur, which read: “May I, Nabonidas, king of Babylon, not sin against thee. And may reverence for thee dwell in the heart of Belshazzar, my first-born favorite son.” From other inscriptions, it was learned that Belshazzar and Nabonidas were co-regents. Nabonidas traveled while Belshazzar stayed home to run the kingdom. Now that we know that Belshazzar and Nabonidas were co-regents, it makes sense that Belshazzar would say that Daniel would be the third ruler. What a marvelous nugget of truth tucked away in the Word of God!
Explanation:
Earth's atmosphere is composed of
A.
iron, oxygen, and silicon.
B.
nitrogen, oxygen, and trace amounts of other gases.
C.
water, liquid oxygen, and trace amounts of other liquids.
D.
carbon dioxide, ozone, and magnesium.
Answer: B
Explanation:
:)
Question 3 (Essay Worth 5 points)
A train leaves the station heading south on the tracks. It takes the train 5 seconds to reach 50 miles per hour. It completes the entire 100 mile trip in two hours. Calculate the train's average speed and velocity over the two hour trip. Show your work. Identify if each of the measurements are a scalar or vector quantity.
PLEASE PLEASE I DONT KNOW HOW TO ANSWER THIS ANYTHING WOULD HELP THANKS SO MUCH
Thankfull for point's.
As you know bone marrow makes red blood cells, white blood cells, and platelets and as you grow it begins to store fat. What do you think a bone marrow transplant will allow the recipient to do?
Answer: A bone marrow transplant can allow the recipient to produce healthy blood cells if their own bone marrow is damaged or not functioning properly.
a student has two substances at a lab table. He drops both into a graduated cylinder and records his data on the table below. if the density of the gold is almost 4 times more than iron pyrite. approximately how much water will be displaced by the gold? answers: a) 4ml b) 16 c)20 d)1
Answer:
1ml
Explanation:
what feature suggest whether erosion or deposion shaped a landform?
if you answer ill mark you brainliest
Answer:
Erosion produces landform that are often tall and jagged with cuts in layers of rock, and deposition usually produces landforms that are flat and low-lying.
PLEASE HELP
Write a word problem involving potential energy using the following variables: Potential Energy = 16 J
Acceleration due to gravity on Earth = 9.8 m/s^2
Mass = 7 kg
Think about what information you are missing and what the problem could be asking you to solve. Make sure to include the solution to your problem. (Potential energy = 9.8 x mass x height)
--------------------------------------------------------------------------------------------------------------------------------
Write a word problem involving kinetic energy using the following variables: (Kinetic energy = 0.5 x mass x speed^2)
•Kinetic energy = 316 J
•Speed = 10 m/s
Think about what information you are missing and what the problem could be asking you to solve. Make sure to include the solution to your problem.
Explanation:
1st.
potential energy = 16 j
acceleration d t gravity = 9.8 m/s²
mass = 7 kg
we know
pe = m×g×h
16 = 7 × 9.8 × h
16 = 68.6h
16/68.6 = h
h = 2.16
2nd :
ke = 316 j
s = 10
we have
ke = 0.5×m×s²
316 = 0.5 × m × 10²
316 = 0.5 × m × 100
316 = 50m
316/50 = m
6.32 = m
m = 6.32 kg
may be check it once cuz I'm also not perfect at numericals too . I'm just 14 yo girl lol.
hope this helps :)
Which is a characteristic of the part of the atom marked
"A"?
It contains most of the mass.
It is negatively charged.
It is mostly empty space.
It is composed of electrons.
Answer:
Order can include highly organized structures such as cells, tissues, organs, and organ systems.
Interaction with the environment is shown by response to stimuli.
The ability to reproduce, grow and develop are defining features of life.
The concepts of biological regulation and maintenance of homeostasis are key to survival and define major properties of life.
Organisms use energy to maintain their metabolic processes.
Populations of organisms evolve to produce individuals that are adapted to their specific environment.
Answer:
Order can include highly organized structures such as cells, tissues, organs, and organ systems.
Explanation:
How do factors such as ocean currents, water temperature, and weather affect you in your daily life?
Answer:One way that the world’s ocean affects weather and climate is by playing an important role in keeping our planet warm.
Explanation:The majority of radiation from the Sun is absorbed by the ocean, particularly in tropical waters around the equator, where the ocean acts like a massive, heat-retaining solar panel. Land areas also absorb some sunlight, and the atmosphere helps to retain heat that would otherwise quickly radiate into space after sunset.
plz help with atomic math giving brainly
the pressure in Arabian sea is much bigger than near the surface?
please don't scam
Answer:
In general, the annual sea surface temperatures(SSTs) in the Bay of Bengal(BOB) are higher than the Arabian sea(AS). because, there are two main reasons for higher SST in the Bay of Bengal than the Arabian Sea. they are 1. stratification, 2.strong mixing
stratification is nothing but a phenomenon which stratifies(layers) the sea water when different density water(fresh water, rain water) add into the sea water. So the stratification in the bay of Bengal is comparatively high than the Arabian sea due to the high river discharge and precipitation in the BOB than the AS. the mixing process over the Arabian sea is higher than the Bay of Bengal due to the prevailing of strong winds over the AS (because of the presence of the mountains of east Africa) than Bay of Bengal (because of the winds over the BOB are sluggish in nature then the AS). But generally winds over the sea mixes easily the normal sea water than stratified/stabilized sea water column. That's why less mixing will takes place over the surface of BOB than the AS. So due to the presence of less mixing over the surface of the Bay of Bengal than the Arabian sea, the SST values over the Arabian sea are always lower than the Bay of Bengal. that's why the Arabian sea is colder than the Bay of Bengal.
Explanation:
Answer:In general, the annual sea surface temperatures(SSTs) in the Bay of Bengal(BOB) are higher than the Arabian sea(AS). because, there are two main reasons for higher SST in the Bay of Bengal than the Arabian Sea. they are 1. stratification, 2.strong mixing
stratification is nothing but a phenomenon which stratifies(layers) the sea water when different density water(fresh water, rain water) add into the sea water. So the stratification in the bay of Bengal is comparatively high than the Arabian sea due to the high river discharge and precipitation in the BOB than the AS. the mixing process over the Arabian sea is higher than the Bay of Bengal due to the prevailing of strong winds over the AS (because of the presence of the mountains of east Africa) than Bay of Bengal (because of the winds over the BOB are sluggish in nature then the AS). But generally winds over the sea mixes easily the normal sea water than stratified/stabilized sea water column. That's why less mixing will takes place over the surface of BOB than the AS. So due to the presence of less mixing over the surface of the Bay of Bengal than the Arabian sea, the SST values over the Arabian sea are always lower than the Bay of Bengal. that's why the Arabian sea is colder than the Bay of Bengal.
Explan
Explanation:
Why would observe the Sun “move” across the sky during the day support early astronomers' belief in the geocentric model?
The half-life of sodium-24 is 15 minutes. What was the original mass of Na-24 if 5.0 g remains after 1 hour?
20 g
40g
80g
100g
40g remains after an hour.
Science Net Forces. Could somebody help me?
please fill in the blank
Answer:
I'm not going equal ieu heya
WARNING IF YOU CANT ANSWER IT DONT EVEN ANSWER OR IM REPORTING AND POSTING YOUR ANSWER ONLINE!!!!! (⌐■_■)☜(⌒▽⌒)☞
Answer:
the answer is false :)
Explanation:
Science is based on theories and tests, if someone has a theory they will test and if it is correct yippie! and if it isn't they will redo the test over until they get it correct or unless it is unsolvable.
Write a report on waves. Some questions you might consider are: What makes a wave? Why are some waves small and some large? How are waves classified? Are there different kinds of waves? What happens when a wave meets the shore? Where in the world do you find the best waves for surfing?
Answer:
The waves have energy that wave back and forth because the waves are never still, they are always moving. There are different types of waves because sometimes (like a tsunami) the waves are affected by other things like the earth plates. Portugal is one of the best places to surf because they have waves that can reach up to 6 to 15 feet high!
Explanation: