bowling balls are roughly the same size but come in a variety of weights. given its official circumference of roughly 26.8 in, calculate the heaviest bowling ball that will float in a fluid of specific gravity 1.100.

Starting from rest on a circular track with a radius of 300 m and a constant tangential acceleration of 0.75 m/s², the car will travel a distance of approximately 0.2119 meters or 21.19 centimeters in 0.75 seconds.

To determine the distance traveled and the time elapsed by the car starting from rest on a circular track with a radius of 300 m and a constant tangential acceleration of 0.75 m/s², we can use the equations of circular motion.

The tangential acceleration is the rate of change of tangential velocity. Since the car starts from rest, its initial tangential velocity is zero (v₀ = 0).

Using the equation:

v = v₀ + at

where v is the final tangential velocity, v₀ is the initial tangential velocity, a is the tangential acceleration, and t is the time, we can solve for v:

v = 0 + (0.75 m/s²) * t

v = 0.75t m/s

The tangential velocity is related to the angular velocity (ω) and the radius (r) of the circular track:

v = ωr

Substituting the values:

0.75t = ω * 300

Since the car starts from rest, the initial angular velocity (ω₀) is zero. So, we have:

ω = ω₀ + αt

ω = 0 + (0.75 m/s²) * t

ω = 0.75t rad/s

We can now substitute the value of ω into the equation:

0.75t = (0.75t) * 300

Simplifying the equation gives:

0.75t = 225t

t = 0.75 seconds

The time elapsed is 0.75 seconds.

To calculate the distance traveled (s), we can use the equation:

s = v₀t + (1/2)at²

Since the initial velocity (v₀) is zero, the equation becomes:

s = (1/2)at²

s = (1/2)(0.75 m/s²)(0.75 s)²

s = (1/2)(0.75 m/s²)(0.5625 s²)

s = 0.2119 meters or approximately 21.19 centimeters

Therefore, the car travels a distance of approximately 0.2119 meters or 21.19 centimeters.

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Newton's investigations of gravity explain the truth that Jupiter has more moons than Earth.

The fact that Jupiter has more moons than Earth was first discovered by Galileo Galilei in 1610, and it was later confirmed by Newton. In addition to having more moons, it is also thought that Jupiter may be home to some of the most powerful magnetic fields in the solar system.

Every particle in the cosmos attracts every other particle with a force that is directly proportional to the product of their masses and inversely proportional to the square of the distance between their centers, according to Newton's law of universal gravitation.

Thus, the equation for universal gravity has the following structure:

\({\displaystyle F=G{\frac {m_{1}m_{2}}{r^{2}}}}{\displaystyle\)

where r is the distance between the centers of the two objects' masses, m1 and m2 are their respective masses, G is the gravitational constant, and F is the gravitational force acting between them.

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The correct answer is; Gravity acts on all objects in the universe.

The answer above is incorrect…

Answer:

The law of conservation of energy states that energy can neither be created nor destroyed - only converted from one form of energy to another. This means that a system always has the same amount of energy, unless it's added from the outside

This tells you that the genes for coat color and coat pattern are linked on the same chromosome and do not assort independently. The F 1 generation inherited one chromosome with the alleles SB and another with the alleles sb from their parents. When they produced gametes, they mostly formed SB and sb gametes, resulting in offspring with the same phenotypes as their parents. Only a few offspring were recombinant phenotypes, due to crossing over between the genes during meiosis.

Chromosome is a long DNA molecule that contains part or all of an organism's genetic material. Most chromosomes in eukaryotes have packaging proteins called histones which, assisted by chaperone proteins, bind and condense the DNA molecule to maintain its integrity.

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Answer:

Repelled - Attracted  - Repelled

Like charges will be repelled

Unlike charges will be attracted

Electric field is directed from + to - and plus charges will be forced in the direction of the  field

F = Q * E

In an oscillator consisting of a spring and a block, the amount of kinetic energy reaches maximum when: A. The block passes over the equilibrium point.

In Science, kinetic energy can be defined as a type of energy that's possessed by a physical object or body, especially due to its motion or a change in velocity (acceleration).

This ultimately implies that, a physical object or body would gain more of kinetic energy as it falls back toward the Earth because it is in motion.

In an experiment that is based on an oscillator using both a spring and a block, the amount of kinetic energy that is possessed by the block would reach maximum when it passes over the equilibrium point.

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Complete Question:

In an oscillator consisting of a spring and a block, the amount of kinetic energy reaches maximum when:

The block passes over the equilibrium point.

The block is at maximum positive displacement from the equilibrium point.

The spring's extension is half of the amplitude of oscillation.

The spring is at maximum compression.

None of these.

Answer:

The light bends because it changes speed.

Explanation:

Answer: The light bends because it changes speed

Explanation:

I took the quiz and got 100%. This is the correct answer

Sure! Here are the steps for calculating the velocity and distance traveled by the car after 50 seconds :

Step 1: Calculate the velocity using the equation:

\(v = u + at\)

where:

- \(v\) is the final velocity

- \(u\) is the initial velocity (0 m/s, as the car starts from rest)

- \(a\) is the acceleration (3 m/s²)

- \(t\) is the time (50 seconds)

Substituting the values into the equation:

\(v = 0 + (3 \, \text{m/s²}) \times (50 \, \text{s})\)

Step 2: Calculate the distance traveled using the equation:

\(s = ut + \frac{1}{2}at^2\)

where:

- \(s\) is the distance traveled

- \(u\) is the initial velocity (0 m/s)

- \(a\) is the acceleration (3 m/s²)

- \(t\) is the time (50 seconds)

Substituting the values into the equation:

\(s = 0 \times (50 \, \text{s}) + \frac{1}{2} \times (3 \, \text{m/s²}) \times (50 \, \text{s})^2\)

Now, let's simplify these equations:

\(v = 3 \times 50\)

\(s = \frac{1}{2} \times 3 \times 50^2\)

Calculating the results:

\(v = 150\) m/s

\(s = 3750\) meters

Therefore, after 50 seconds, the car will have a velocity of 150 m/s and would have traveled a distance of 3750 meters.

With the equation: it is possible to determine t for each of the four ramp segments. t 1 = t 2 - t 1, and t 2 = t 4 - t 3 Likewise, x is the distance between the designated spots for times 3 and 4, respectively.

Although the gravitational force is same when you roll the ball down a ramp, it is no longer in free fall. Now, it has a vector structure. Knowing the downward force and the ramp's incline makes the problem appear to be Pythagorean. Keep in mind that the ball will go at the same speed at the bottom of the ramp as it would have. A ball begins rolling down a ramp with constant acceleration at time zero (t=0), initially at rest. It moves 1 foot between t=0 and t=1 seconds, you see. How much movement occurs between t = 1 second and a.

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Answer:

They have the highest melting point so that mean that the temperature and the are a conductive to electricity.

Explanation:

The work done on the mass by the applied force f is approximately 0.052 J.

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Answer:

surrre buy me lol

Explanation:

The SI unit of the proportionality constant G is given as

[G]  = [M]^3 / [Kg  s²]

Newton's law of universal gravitation states that  every particle attracts every other particle in the universe with a force that is proportional to the product of their masses and inversely proportional to the square of the distance between their centers.

We substitute [kg]=[M], [m]=[L], and [F]-[kg x m] / [s²]- [M] [L]/ [T²]

into

Newton's law of universal gravitation to obtain

[M][L] [G][M] [T [CF

Solving for [C] then gives

m³

[G] = [L]^3  / [M][T]² kg

[G]  = [M]^3 / [Kg  s²]

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Answer:

40.18m

Explanation:

9.8 m/s/s is gravity.

9.8*4.1=40.18m

Answer:

The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. Velocity is equivalent to a specification of an object's speed and direction of motion (e.g. 60 km/h to the north).

Explanation:

Answer:

Horizontal Work done + vertical work done

Explanation:

1.) First calculate the work done to move box in horizontal direction:

W = Fs

= 25N × 120m

= 3000 Joules

2.) Work done against gravity in vertical direction:

Ep = mgh

= 90x10x.0.5

= 450 Joules

Total Work done = 3000 + 450 = 3450 Joules

Answer:

B. The volume of an object is the same as the

weight of that object.

Explanation:

Every thing else is right and that one is wrong.

Answer:

B. The volume of an object is the same as the

weight of that object.

Explanation:

i hope it helps

The bathroom heater dissipates 1260 watts of power when connected to a 120 V potential difference and drawing 10.5 A of current.

To calculate the power dissipated by the bathroom heater, we need to use the formula P = VI, where P is the power, V is the potential difference, and I is the current. In this case, the current is 10.5 A and the potential difference is 120 V. Plugging these values into the formula, we get:
P = (120 V) * (10.5 A) = 1260 W
Therefore, the bathroom heater dissipates 1260 watts of power when connected to a 120 V potential difference and drawing 10.5 A of current. This is a fairly high amount of power for a bathroom heater and should be taken into consideration when using it. It is important to make sure that the electrical circuit and wiring can handle this level of power to prevent any potential hazards. Additionally, using a high wattage heater can also result in higher energy bills, so it's important to use it efficiently and only when needed.

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Answer: B) Venus, If distance from the Sun were the only factor considered, Venus would be the only habitable option among the given choices. The Moon lacks a significant atmosphere, and Mercury is too close to the Sun, resulting in extreme temperatures.

If distance from the Sun were the only factor considered, Venus would be the only habitable option among the given choices. While the Moon lacks a substantial atmosphere and experiences extreme temperatures, and Mercury is too close to the Sun with extreme temperature variations, Venus has a unique characteristic. Despite being closer to the Sun than Earth, Venus has a thick atmosphere that creates a greenhouse effect, trapping heat and raising its surface temperature to extremely high levels. This thick atmosphere could potentially provide a stable environment for liquid water and make Venus habitable, at least in terms of surface conditions. However, other factors such as the composition of the atmosphere and the presence of other essential elements would also influence habitability.

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Answer:

a) Strings of guitar (being played)

b) Heart-beat in a healthy person

c) Motion of an apple falling from a tree

Explanation:

a) The motion of the string of a guitar being played is the only motion involving simple harmonic motion.

b) All the other motions are circular motion except the heart beat in a healthy person, which is periodic.

c) The motion of an apply falling from a tree is the only motion under the complete influence of gravity from the onset till the end.

Faster-moving air above an airplane wing reduces pressure on the wing, creating lift due to the pressure difference between the upper and lower surfaces of the wing.

This phenomenon is explained by Bernoulli's principle, which states that as the velocity of a fluid (in this case, air) increases, its pressure decreases. When an airplane wing moves through the air, its shape causes the air to move faster over the top surface than the bottom surface. This leads to a decrease in pressure above the wing and an increase in pressure below the wing.

The pressure difference creates an upward force called lift, which counteracts the weight of the airplane, allowing it to stay airborne. The greater the speed of the airplane, the stronger the lift force generated.

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Answer:

7.5 m/s2

Explanation:

F = ma

300 = 40 kg (a)

divide both sides by 40 to single out the variable a (acceleration)

300/40 = 7.5 m/s2

Answer:

B

Explanation:

The wording of this question leaves a lot to be desired.  The way it reads, it should be 60J., but I'm almost certain that is not the intended answer.

The answer looks like it should be 100J of some kind. It's worded in such a way that it does 80 J of work on the surroundings and in addition, releases another 20 joules in the form of heat. It doing this, the system should be losing 100 Joules so the answer should be B.

There are no guarantees here. That is just my best proposal.

The specific heat capacity of water is 1 calorie per gram per degree Celsius. This means that 1 gram of water will absorb 1 calorie of heat for every 1 degree Celsius increase in temperature.

In this case, we have 32.0 grams of water that is heated from 25.0 degrees Celsius to 80.0 degrees Celsius. The change in temperature is therefore 80.0 - 25.0 = 55.0 degrees Celsius.

The amount of heat absorbed by the water is therefore 32.0 x 55.0 = 1760 calories.

To convert calories to joules, we can use the following conversion factor:

1 calorie = 4.184 joules

Therefore, the amount of heat absorbed by the water in joules is 1760 x 4.184 = 7374 joules.

Therefore, the answer to your question is that 32.0 grams of water absorbs 7374 joules of heat when it is heated from 25.0 degrees Celsius to 80.0 degrees Celsius.

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Answer:

Hypermetropia (hyperopia, long-sightedness or far- sightedness) is a form of refractive error in which parallel rays of light coming from infinity are focused behind the light sensitive layer of the retina, when the eye is at rest.5 Dec 2017

Explanation:

thank me later

When the crest of one wave passes through the trough of another wave, destructive interference takes place.

The crest and trough of a wave, respectively, are its highest and lowest surface portions. The wave height is the vertical distance between the peak and trough. The wavelength is the horizontal separation between two consecutive crests or troughs.

When the crest of one wave passes through the trough of another wave, interference takes place.

This interference can be constructive, where the amplitudes of the waves add up, resulting in a larger wave, or destructive, where the amplitudes of the waves cancel out, resulting in a smaller wave or no wave at all.

The type of interference that occurs depends on the relative amplitudes, wavelengths, and phases of the two waves.

Therefore, destructive interference takes place when the crest of one wave passes through the trough of another wave.

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