What the relationship between buoyancy and density

Answers

Answer 1
Buoyant force is directly proportional to the density of the fluid in which an object is immersed.

Buoyancy is the tendency to rise or float in a fluid. The upward force exerted on objects submerged in fluids is called the buoyant force.

The formula for buoyant force is
F=ρVg=mg

where
ρ
is the density,
V
is the volume, and
m
is the mass of the displaced fluid.
g
is the acceleration due to gravity (9.81 m·s⁻²).

So the denser the fluid is, the greater the buoyancy and the buoyant force.

Related Questions

If u have a old dogs and it starts whining and it's legs lockup ,and wont let u pick it up. What do i do Im s scared?

Answers

dont panic maybe tell an adult do some research online ? suggest maybe going to the beg to be safe

The dog MUST be SEEN by a vet.

Not on the phone, not from your description. Not a web search, and not asking for advice online.

A qualified veterinarian has to have his hands on the animal, examine the dog, and make some suggestions. It might cost some money.

There's something missing here. A qualified real vet will never just say "I don't know, good bye!".

What is the acceleration at 1 second? Answer in units of m/s^2.

What is the velocity at 2 seconds? Answer in units of m/s.

What is the position at 2 seconds? Answer in units of m.

Answers

-- From 1 to 3 seconds, the acceleration is 2.5 m/s².  (It changes suddenly at 3 seconds.)

-- At 2 seconds, the speed is 2.5 m/s .

-- At 2 seconds, the position is 1.25 meters.

BE CAREFUL !

I don't know where you got this graph, but you have to be very very careful when you try to read it.  The Y-axis is not at time=0.  It's at time=1.  And all the whole-number seconds are between the blue lines.

how do i solve?

a = bc
(b)​

Answers

I don’t even know I’m so dumb.

True or False: (2 points) If a scientist finds evidence that contradicts a hypothesis, law, or principle, then it is their choice whether to change the hypothesis, law, or principle.​

Answers

Answer:

True

Explanation:

A hypothesis is an educated guess, it does not have to be right.

can you see the equator from outer space??

Answers

No, you can't see the equator.

Can the volume of a gas be measured?
A. Yes, the volume can be calculated once the mass is determined.
B. No, gas is soluble in liquid so it cannot be determined.
C. Yes, just the measure the volume of the container it is in.
D. No, the volume will always be different so it is inaccurate.

Answers

Answer:

C. Just measure the volume of the container it is in

Explanation:

Another why of measuring the volume of gas is by filling a contractor with water then in invert a glass jar air will miss place the space taken by water then measure the volume of water misplaced to get the volume to air

HELPPPPPPPP PLSSSSSSSS A car moves with constant velocity along a straight road. Its position is x1 = 0 m at t1 = 0 s and is x2 = 66 m at t2 = 6.0 s . Answer the following by considering ratios, without computing the car's velocity.\ 1.What will be its position at t = 24 s ? 2.What is the car's position at t = 3.0 s ?

Answers

Answer:

Explanation:

6.2 miles

Answer: 1. 264, 2.33

Explanation: Explanation: 66m= 6s so, to find the position at 3s you just need to take 66/2 = 33m cause 3 is half of 6. & for 2 you will take 66x4= 264m cause it took 4s multiply by the original 6s to get 24s. Answer: 1 is 264m & 2 is 33m.

If an element's atomic mass and atomic number are known, what else can be determined? Give an example to demonstrate your understanding

Answers

Answer:

Explanation:

If an elements atomic mass and number are known you can also determine the number of protons and neutrons it has. You can also determine where it is on the periodic table. For example, if a element had a atomic mass of 10 then it would be higher up on the table then one with a mass of 20. Btw I do apex too.

which statement describes a question that can be answered by a scientific investigation?

Answers

Answer:

it is based on an observation of a natural phenomenon

Explanation:

why Venus is known as red planet?​

Answers

Explanation:

because it appears in the sky as an ORANGE-RED STAR

Answer: Venus and Mars are known as red planets because it appears in the sky as an orange- red star.

To what does the term register refer in describing sound?

Answers

The pitch of the sound describes its highness or lowness. ... Register refers to a particular range of pitches that an instrument can reach. For example, an instrument can be played in its lower or upper register. The lower register producing lower pitches and the upper register producing higher pitches.

12) A 26 kg chunk of ice is slid west across the frictionless surface of a frozen lake at 1.7 m/s . The chunk of ice collides with another chunk of ice, which is stationary and has a mass of 12 kg. The two chunks slide together as a single piece after the collision Calculate the final velocity of the combined ice chunks Show your work including the equation(s), values for the variables, and units

Answers

Answer:

1.16 m/s

Explanation:

Mass of first ice; m1 = 26 kg

Mass of second ice; m2 = 12 kg

Velocity of first ice; v1 = 1.7 m/s

Velocity of second ice; v2 = 0 m/s

From inelastic collision, the formula we will use is;

m1•v1 + m2•v2 = (m1 + m2)v'

Where v' is the final velocity of the combined ice chunks

Plugging in the relevant values gives;

(26 × 1.7) + (12 × 0) = (26 + 12)v'

44.2 = 38v'

v' = 44.2/38

v' ≈ 1.16 m/s

Which state of matter has the MOST energy?

Answers

Answer:

Gas

Explanation:

The gas state of matter has the most energy because of how freely the molecules move

20=5 (x-10) solve for x.

Answers

Answer:

If 20 = 5 (x-10)

so 20= 5x-50

20+50= 5x

70=5x

x=70/5

so x=14

hope it's helpful for you

An African Bush Elephant can weigh up to 13,000 lbs, how many grams is that?
(Hint - 11b. = .54kg)
Final Answer:

Answers

Answer : 638.18 - rounded to the nearest hundredths

i need help for physics this is due todayyyyy

Answers

Answer

you need to give the speed (velocity)

Explanation:

with the speed given you input that into d= v*t

you know one hour or 60 minutes or 3600 seconds which are all equivalent and you can use any as the units need to be the same to do any equation and multiply that by the speed that you have already

Which state of matter has the MOST energy?

Answers

Answer:

gas has the most energy! hope that helps :D

Lucifer is in a train traveling initially at 5.48 m/s west when she begins to accelerate west at the rate of 0.892 m/s/s for a time of 6.90 s. What is her velocity at the end of the acceleration?

Answers

Recall that

[tex]v_f=v_i+at[/tex]

which follows from the definition for average acceleration. So Lucifer has a final velocity of

[tex]5.48\dfrac{\rm m}{\rm s}+\left(0.892\dfrac{\rm m}{\mathrm s^2}\right)(6.90\,\mathrm s)\approx\boxed{11.6\dfrac{\rm m}{\rm s}}[/tex]

What is weight?
A. The force of gravity on an object
B. The amount of matter in an object
C. The mass of an object
D. How fast an object falls

Answers

Weight is the the force of gravity on an object.

What is weight?

Weight in physics is the force on an object due to the gravitational attraction between it and the Earth (or whatever astronomical object it is primarily influenced by).

Weight is often confused with mass, however, weight is a force measured in Newtons (N) rather than in kilograms like mass.

The weight of an object is subjective to its location and it can be calculated from the mass by multiplying the mass by the acceleration due to gravity of the planet it is located.

Learn more about weight at: https://brainly.com/question/28122305

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Which of the following is not an essential feature of scientific explanations?
a. They must be subject to testing.
b. They strictly pertain to the physical world.
c. Their validity is judged based on objective observations.
d. Once supported by observation, they can be viewed as a fact.

Answers

Answer:

D I think I might be wrong its been a while scense I did something like that

A bird flies 20 meters North, 10 meters South, and then 10 meters East. What’s the bird’s displacement? Also, can you explain how you did it? Thank you

Answers

Answer:

14.14 metres

Explanation:

Given that a bird flies 20 meters North, 10 meters South, and then 10 meters East.

the bird’s displacement can be calculated by first subtracting the value of distance from the south from the north.

20 - 10 = 10m

The displacement will be achieved by using pythagorean theorem

Displacement = sqrt ( 10^2 + 10^2 )

Displacement = sqrt( 200)

Displacement = 14.14 m

Therefore the displacement of the bird is 14.14 metres.

When 2 protons, which are positively charges particles, come in contact they typically ______ one another.

A. Attract
B. Bond With
C. Destroy
D. Repel

Answers

D. Repel, they are both positive

A delivery man is told to go 60 miles per hour north to make his delivery on time. These instructions grab the delivery man's( 2 points)
A. speed
B. velocity
C. acceleration
D. magnitude​

Answers

Answer:

The answer is B, velocity.

Explanation:

Just took the quiz. Hope this helps! Please count as braniliest.

Answer:

The answer is velocity.

Explanation:

Remember velocity is the speed of something in a given direction.

and beside i just took the quiz ♡

You are skydiving and accelerating at 9.8 meters per second
squared. If your velocity is 55 meters per second, how long did it take you
to get up to that velocity?

Answers

It would take you 5.61 seconds to reach that velocity

What is the independent variable?

Answers

Answer:

a variable (often denoted by x ) whose variation does not depend on that of another.

What is the name given to group 18 on the periodic table?​

Answers

Answer:

Noble gases

also known as group 0

1. If you move 4 meters north and move 2 meters south what is the distance and the displacement?

2. If you move 2 meters east and move 4 meters west what is the distance and the displacement?


Please help!!It’ll be greatly appreciated

Answers

Answer:

distance will be 6

diplacement will be 2

2. distance will be 6

displacement will be 2

The distance if we move 4 meters north and 4 meters south is 6 meters whereas, the displacement is 2 m. The same for the movement of  2 meters east and 4 meters west.

What is distance ?

Distance is a physical quantity that measures how far we travelled from rest. It is the total length of the ways we moved. Distance is a scalar quantity. Displacement is a vector quantity showing the distance magnitude as well the direction.

If a person moves equal distances in opposite directions, then the displacement will cancel each other as in the case of force and the net displacement is zero.

Here, if move  4 m north and 2 meters south, the total distance is their sum , i.e., 6 meters. But the displacement for the opposite directions cancel in magnitude and the net displacement is 4-2 = 2 meters.

The same is applied for east and west movement. Hence, the distance is 6 m and displacement is 2 m.

Find more on displacement:

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What two factors affect the speed of a sound wave as it travels through a medium ?​

Answers

the material that makes up the medium such as air or water and the temperature.

Answer:

C, the type of medium and the temperature of the medium

Explanation:

edge 2021

Rank the four fundamental forces from strongest to weakest

Answers

1) the strong nuclear force, 2) the electromagnetic force, 3) the weak nuclear force, and 4) gravity

Answer:gravitational, weak nuclear, electromagnetic, strong

Explanation:

A cubic meter (m³) is ____________a cubic centimeter (cm³).

(A) larger than
(B) different from
(C) smaller than
(D) equal to

Answers

Your answer is D: equal to

Answer:

Larger than

Explanation:

cause if you look it up it says ¨1 Cubic meter (m3) is equal to 1000000 cubic centimeters (cm3). To convert cubic meters to cubic centimeters, multiply the cubic meter value by 1000000.¨ which mean you need one million cubic centermeters to make one cubic meter. so dont trust the other answer i dont think

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