Putting your thumb over the end of a hose causes the water to flow out more quickly what law is it

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Answer 1
Putting your thumb over the end of a hose causes the water to flow out more quickly what law is it

Related Questions

how is grounded theiry different from other qualitative research methods?​

Answers

Answer:

(u mean theory* i think)

Grounded theory differs from either qualitative content analysis or thematic analysis because it has its own distinctive set of procedures, including theoretical sampling and open coding. In contrast, the procedures in the other two are not specified at the same level of detail.

thenks and mark me brainliestt :))

A force of 12 N is applied to a ball which has a mass of 6 kg. What is the acceleration of the ball?

Answers

Answer:

The acceleration of the bowling ball is

1.875 m/s2

The acceleration of the bowling ball is
1.875 m/s^2

Explanation:
The formula we will use is based off of Newton's Second Law is FNET= ma Where:
=> the net force is in Newtons (N).
=> m is mass in kilograms (kg).
=> a is acceleration in m/s^2

The FA is 12N [forward], therefore we know the net force is not 0. Normally, FF is considered, but we do not have enough information to calculate it, so we will assume a frictionless problem.

If the only force is the applied force, then the net force is 12N. Knowing this and the mass, we can isolate and solve for a.

FNET = ma
12=6.4a
1.875=a

ANSWER = Therefore, the acceleration of the bowling ball is 1.875 m/s^2

Hope this helps :)

A bicycle possesses 1000 units of momentum. What would be the bicycle's momentun if,it's velocity is doubled?​

Answers

Explanation:

p = mv ---> let v --> 2v (velocity is doubled) then

p' = m(2v)

= 2(mv)

= 2p

so the momentum also doubled

What is a scientific theory?
O Alaw that is always true
O A hypothesis about nature
O An educated guess based on observations
O An explanation of how the natural world works

Answers

Answer: An educated guess based on observations

Explanation: A scientific theory is a well-substantiated explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experiment. Such fact-supported theories are not "guesses" but reliable accounts of the real world.

Hope This Helps!

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A racer covers one lap of a 1200 meter track at a speed of 27 meters per second. How long does it take to ride one lap?

Answers

Answer:

44.44 seconds

Explanation:

You just do 1200/27

I WILL MARK YOU THE BRAINLIEST NO LINKS
The weight of the fluid that an object displaces is equal to the buoyant force acting on the object is
spring force
Archimedes Principle
buoyant force
Hooke's Law

Answers

Answer:

Archimedes' Principle

Explanation:

Its because Archimedes' Principle states "that the buoyant force on an object is equal to the weight of the fluid displaced by the object.... If you want to know the buoyant force on an object, you only need to determine the weight of the fluid displaced by the object."


8. When a plate cracks, the crack is called a
These faults can store
just like a spring. When
this Is released, you get an

Answers

Answer:

an earthquake

Explanation:

the energy is being released

When rutherford bombarded thin gold foil with a-particles,he found that some a-particles were deflected through large angles. Which statement explains this deflection?

Answers

Answer:

the nucleus of the atom you have conserved almost all its mass in a very small volume

Explanation:

In Rutherforf's experiment, most alpha particles had few deflections, eg a few of them were deflected at small angles, a much smaller number deflected at large angles, and very few were deflected.

The explanation that I found for this is that if all the mass and the positive charge of the atom is in a small volume, they could specifically calculate this the relationship of the volumes,

          V_atom / V_nucleo = 10⁴

Therefore, the phrase that explains the observing phenomenon is that the nucleus of the atom has concentrated almost all its mass, very small emolument and in that same volume is all the positive charge of the atoms.

In summary, the phrase that describes the process is:

  the nucleus of the atom you have conserved almost all its mass in a very small volume

Does the law of attraction actually have a basis in physics?

Answers

That is correct

There is not answer choices but I think its true

Are you good with compare and contrasting?

If so, look at my recent question please

This statement is true

What is the rule you would write describing how light reflects off a mirror?

Answers

Answer: The angle of incidence equals the ray of reflection. So this law states that any ray of light that strikes an object will reflect off the object such that the striking or incident angle is identical to the reflecting angle (as measured from the normal).

Explanation:

A +6.33 uC charge q1 is attracted by a force of 0.115 N to a second charge q2 that is 1.44 m away. What is the value of q2?

Answers

Answer:-4.1858

Explanation: I hate Acellus

If A +6.33 μC charge q₁ is attracted by a force of 0.115 N to a second charge q2 that is 1.44 m away. then the value of q₂ = 4.23 μC.

What is coulomb's law ?

Electrostatic force is a force of attraction or repulsion between two unlike or like charges respectively. when like charges come closer to each other, they gets repel by one another and it gets attracted for unlike charges. Force of attraction or repulsion between two point charges are given by coulomb's law. The force of attraction between two charges are given by coulomb's law.

the law states that the force of attraction or repulsion between two point charges is directly proportional to product of magnitude of both the charge and inversely proportional to square of the distance between them.

i.e. F ∝ q₁q₂

F ∝ 1/r²

F ∝ q₁q₂/r²

F = kq₁q₂/r²

where k is proportionality constant k = 1/4π∈₀ = 8.9×10⁹

In this problem,

Given,

q₁ = 6.33×10⁻⁶ C

F = 0.115N

r = 1.44m

q₂ = ?

putting this values in the equation,

0.115 = 8.9×10⁹×6.33×10⁻⁶ ×q₂÷1.44²

q₂ = 4.23 μC.

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Two 1.2 kΩ resistors are in series and this series combination is in parallel with a 3.3 kΩ resistor. The total resistance is

Answers

Explanation:

you have to divide by 2 and times by 2

energy flows from the sun to _______ to consumers and eventually to _______
a. animals, plants
b. omnivores, plants
c. producers, detrivores
d. plants, animals

Answers

Answer:

the answer is c. producers, detrivores


For each 1 degree Celsius that temperature incileases, the speed of
sound ___ by 0.6 m/s.

Answers

Answer:

A: For each 1 degree Celsius that temperature decreases, the speed of sound decreases by 0.6 m/s. So sound travels through dry, -20 °C air at a speed of 319 m/s

Explanation:

pls help me !!! <3333

Answers

Answer:

1. Is a different pitch, has a different speed

2. is brighter or dimmer, has a different energy

Explanation:

When a 0.400 A current flows
across a resistor, the voltage drops
by 42.0 V. What is the resistance?
(Unit = Ohm)

Answers

Answer:

105

Explanation:

Trust brother

If the work required to speed up a car from 11 km/h to 21 km/h is 6.0×103 J , what would be the work required to increase the car’s speed from 21 km/h to 33 km/h

Answers

Explanation:

We need convert the velocities first to m/s and we get the following:

v2 = 21 km/hr = 5.8 m/s

v1 = 11 km/hr = 3.1 m/s

We need to find the mass of the car also for later use do using the work-energy theorem:

[tex]delta \: w = \frac{1}{2} m(v \frac{2}{2} - v\frac{2}{1} )[/tex]

6.0x10^3 J = (0.5) m [(5.8)^2 - (3.1)^2]

or

m = 499.4 kg

Now we determine work needed delta W to change its velocity from 21 km/hr to 33 km/hr

v2 = 33 km/hr = 9.2 m/s

v1 = 21 km/hr = 5.8 m/s

delta W = (0.5)(499.4)[(9.2)^2 - (5.8)^2]

= 1.3 x 10^4 J

A 80 kg person buys a scale at a mall that reads weight in Newtons and can’t wait to try it out, so they open the scale on an elevator. What would the scale read if the elevator was moving upward at 6.2 m/s2?

Answers

Answer:

The scale read 1280 N.

Explanation:

Given that,

The mass of a person, m = 80 kg

We need to find the scale reading when the elevator is moving upward at 6.2 m/s².

We know that, when an elevator moves up, the reading on the scale is given by :

N-mg=ma

N=m(a+g)

Put all the values,

N = 80(6.2+9.8)

= 80(16)

= 1280 N

Hence, the scale read 1280 N.

the volume of the container was 2.5 L at a temperature of 350K. At what temperature will the volume of the container be double its initial value, knowing that pressure remains constant ? (Find the temperature in Celsius ) Show your work below.

Answers

Answer:

Explanation:

Given the following data;

Initial volume = 2.5 L

Initial temperature = 350 K

Final volume = 2V1 = 2*2.5 = 5 L

To find the final temperature, we would use Charles law;

The speed limit on many roads in a town 13.5 m/s outside schools this is limit is often reduced by one third

calculate the reduced speed limit

Answers

Answer:

4.5 m/s

Explanation:

13.5 x 1/3

PLEASE HELP!! NO LINKS OR RANDOM WORDS!! If you were looking at the Moon from space (so that you could see all sides of it), how much of it would be lit by the sun at any given time?

1) All of it
2) Half of it
3) It varies depending on the Moon's phase.
4) It varies depending on the time of the year.

Answers

i think it is all of it bc the sun never stops shining

Answer:

3) It varies depending on the Moon's phase.Explanation:

Two resistors, R1 and R2, are
connected in parallel. R1 = 35.0
ohms, and the equivalent resistance
of the combination is 14.5 ohms.
What is the value of R2?
(Unit = ohm)

Answers

Answer:

The value of R₂ is equal to 24.75 ohms.

Explanation:

Given that,

Two resistors, R₁ and R₂, are  connected in parallel.

The equivalent resistance is 14.5 ohms

We need to find the value of R₂.

When two resistors are connected in parallel. The equivalent resistance is given by :

[tex]\dfrac{1}{R_{eq}}=\dfrac{1}{R_1}+\dfrac{1}{R_2}\\\\\dfrac{1}{14.5}=\dfrac{1}{35}+\dfrac{1}{R_2}\\\\\dfrac{1}{R_2}=\dfrac{1}{14.5}-\dfrac{1}{35}\\\\\dfrac{1}{R_2}=0.04039\\\\R_2=\dfrac{1}{0.04039}\\\\R_2=24.75\ \Omega[/tex]

So, the value of R₂ is equal to 24.75 ohms.

which types of change observe the law of conservation of mass? single answer
A. only changes of state
B. only physical changes
C. only chemical changes
D. physical changes and chemical changes

Answers

Answer:

d

Explanation:

d just because it is and it's talking about mass and physical match's up with mass

Based on information from the graph above, what can be concluded about the relationship between the temperature of a solvent and the solubility of a solute?

A. No conclusions can be drawn.

B. For most solutes, as temperature increases, the solubility is unaffected.

C. For most solutes, as temperature increases, the solubility increases.

D. For most solutes, as temperature increases, the solubility decreases.

Answers

pretty sure it’s C :)

*20 points* will give brainliest!

Comparing Cells

i need to know a few things about the primary function and organelles present in..
protists cells
fungus cells
plant cells
and, animal cells​

Answers

Answer:

Protists cells: ribosomes, mitochondria, and chloroplasts.

Fungus cells: cell walls, nuclei, mitochondria, endoplasmic reticulum, Golgi apparatus, endosomal vacuoles, various types of vesicles, and peroxisomes.

Plant cells: chloroplast, cell wall, plastids, and a large central vacuole.

Animal cells: nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, vesicles, and vacuoles.

Answer:

1) Ribosomes: Are the organelles responsible for synthesizing all the proteins the protist will need

Mitochondria: which are the organelles responsible for turning food into energy the cell can use

Chloroplasts, which are the organelles that are able to capture sunlight

____________________________________________________________

2) Mitochondria: Developmental and morphogenetic switches such as hyphal differentiation and biofilm formation, adaptation to stress, cell wall biosynthesis and structure.

Endoplasmic reticulum: harbors several of the enzymes involved in the biosynthesis of ergosterol, an essential membrane component

Golgi apparatus: performs crucial functions in the sorting and processing of proteins destined for secretion

____________________________________________________________

3) Chloroplast: Allow plants to capture the energy of the Sun in energy-rich molecules and carries out the process of Photosynthesis.

Cell wall: The cell wall surrounds the plasma membrane of plant cells, providing structure and protects the plant from mechanical and osmotic stress.

Plastids: responsible for manufacturing and storing of food. These often contain pigments that are used in photosynthesis

Vacuole: Simply helps maintain water balance, usually large and takes up most of the space in a plant cell.

____________________________________________________________

4) Nucleus: Controls and monitors the activities of the cell and carries the genes, structures that contain the hereditary information for their offspring.

Mitochondria: Generates most of the chemical energy needed to power the cell's biochemical reactions.

Endoplasmic reticulum: Serves multiple functions, being important particularly in the synthesis, folding, modification, and transport of proteins.

Golgi apparatus: Helps process and package proteins and lipid molecules, especially proteins destined to be exported from the cell.

Vesicle: Transport vesicles help move materials, such as proteins and other molecules, from one part of a cell to another

Vacuole: Are generally small and help dispose waste products in the cell.

Ribosomes: Link together specific amino acids to form polypeptides and they export these to the cytoplasm.

please help me
I’m taking a test and I don’t understand this at all

Answers

Answer:

4 CM

Explanation:

The dotted car means thats were it started, the car to the right is were it stops. count the lines from the start of the dotted car to the start of the shaded car. hope that helped!

i’ll give brainliest!! please help and answer correctly! plsss answer quick

Answers

Answer: The motion of the object will remain the same

Explanation:

a group of engineers have launched a space probe from earth that will land on the surface of Mars. how will the force of gravity from mars affect the space probe?

A) the force of gravity from Mars will not pull on the space probe until it reaches the planets surface.

B) the force of gravity from Mars will stop pulling on the space probe when it reaches the planet

C) the force of gravity from Mars will pull more strongly on the space probe as it gets closer to Mars.

D) the force of gravity from Mars will pull on the space probe the same amount no matter how far away it is​

Answers

Answer:D

Explanation:

The force of gravity from Mars will pull on the space probe the same amount no matter how far away it is​, so option D is correct.

What is gravity?

All material objects in the universe are subject to the force of gravity, also known as gravitation. The force of gravity tends to draw any two non-zero mass objects or particles toward one another. Subatomic particles and galaxy clusters are both affected by gravity, as are objects of all sizes.

Due to the law of gravity, or gravitation, which draws all objects with mass in its vicinity toward it, Mars' gravitation is a natural occurrence. Due to the planet's lesser mass, its gravity is weaker than that of Earth. On Mars, the gravitational acceleration fluctuates, but on average it is 3.72076 m/ s² (or around 38% of Earth's).

Therefore, the force of gravity from Mars will pull on the space probe the same amount no matter how far away it is​.

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What star has the lowest surface temperature

Answers

Answer:

Brown dwarf has the lowest temperature

Which statement correctly describes magnetic field lines around a bar magnet?​

Answers

Answer:A

Explanation:I believe the correct answer would be they join north pole to south pole. The direction of these lines always goes from the direction of north to south pole. These lines forms loops in order to favor the way which requires or has less resistance.

They point away from the north pole and towards the south pole, is the statement correctly describing magnetic field lines around a bar magnet.

What is a bar magnet?

A bar magnet is a rectangular section of an item that has permanent magnetic qualities and is made of iron, steel, or any other ferromagnetic material or ferromagnetic composite.

It has two poles, one north, and one south, and when hanging freely, the magnet aligns itself such that the north pole faces the earth's magnetic north pole.

They point away from the north pole and towards the south pole, the statement correctly describes magnetic field lines around a bar magnet.

Hence statement B correctly describes magnetic field lines around a bar magnet.

To learn more about the bar magnet refer to the link;

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