Two ropes are identical. A wave traveling through the first rope has a frequency of 1.5 hertz and a wavelength of 6 meters. What is the frequency of a wave in the second rope if its wavelength is 2 meters?(1 point)

3 hertz

4.5 hertz

9 hertz

1.5 hertz

Answer:

2

Explanation:

wave length is the distance between corresponding points of two consecutive waves

3. hertz

Answer:

Georges Lemaître  - theorized that the universe had a beginning

Albert Einstein  - huit a model of the inverse haced on relativity

Galileo Galilei  - was the first to use a telescope to observe the planets

Edwin Hubble  - showed that the universe was expanding

Henrietta Swan Leavitt  - demonstrated a method to calculate the distance of celestial bodies

is my choices report if wrong

Galileo Galilei was the first to use a telescope to observe the planets

Albert Einstein built a model of the universe based on relativity

Henrietta Swan Leavitt demonstrated a method to calculate the distance of celestial bodies

Edwin Hubble showed that the universe was expanding

Georges Lemaître theorized that the universe had a beginning

Science is the methodical, empirically-based pursuit and application of knowledge and understanding of the natural and social worlds.

A method of learning about the world is science. Science allows people to participate in the creation of new knowledge as well as use that knowledge to further their goals. It is both a process, a product, and an institution.

Thus, The first person to observe the planets through a telescope was Galileo Galilei.

Based on relativity, Albert Einstein created a model of the universe.

A technique to determine the separation between celestial bodies was demonstrated by Henrietta Swan Leavitt.

Edwin Hubble demonstrated the expansion of the universe

According to Georges Lemaître, the universe had a beginning.

Learn more about the science here

https://brainly.com/question/18186842

#SPJ5

The two particles, p and q, meet at a height of 70 meters above the ground.

Particle p is shot vertically upwards with an initial velocity of 40 m/s. We can use the equation for vertical displacement to find the height reached by particle p after time t:

h_p = v_p * t_p - 0.5 * g * t_p^2

where v_p is the initial velocity of particle p, t_p is the time for particle p to reach the meeting point, and g is the acceleration due to gravity.

Next, particle q is shot after 4 seconds. Let's denote the time taken by particle q to reach the meeting point as t_q. Since particle q is shot after particle p, it will have a shorter time of flight. Therefore, we can express the height reached by particle q as:

h_q = v_q * t_q - 0.5 * g * t_q^2

where v_q is the initial velocity of particle q.

At the meeting point, the heights reached by particles p and q are equal, so we have:

h_p = h_q

Substituting the expressions for h_p and h_q, we can solve for t_p and t_q:

40 * t_p - 0.5 * g * t_p^2 = v_q * t_q - 0.5 * g * t_q^2

Given that the velocity of particle p at the meeting point is 15 m/s, we have:

v_p = 15

Solving these equations simultaneously will give us the values of t_p and t_q.

Learn more about velocity here:
https://brainly.com/question/17127206

#SPJ11

Answer:

18

Explanation:

EDGE2021

Answer:

C. The drop Height!

Explanation:

A student drops three blocks from the same height and measures the time it takes for the blocks to hit the ground. Each block has a different mass, then the independent variable in the experiment would be the drop height, therefore the correct answer is option C.

It can be defined as the force by which a body attracts another body towards its center as the result of the gravitational pull of one body and another.

The gravity varies according to the mass and size of the body for example the force of gravity on the moon is 1/6th times the force of gravity on the earth.

As given in the problem a student drops three blocks from the same height and measures the time it takes for the blocks to hit the ground. Each block has a different mass, there is a number of variables involved in the measurement but the drop height are constant for every block that's why it is considered the independent variable.

Thus, the correct answer is option C.

To learn more about gravity from here, refer to the link;

brainly.com/question/4014727

#SPJ2

Answer:

The initial velocity of Manuel playing "luksong tinik" has horizontal and vertical components that are equal in magnitude: What angle does his velocity make with the horizontal? A, 308 458 608 90" sepak takraw that is kicked from height of two meters follows path that A. circular Iinear hyperbolic parabolic goalie made three soccer punts _ at 70", 509, and 300 . with varying speeds all reaching the same maximum heights. Which statement is correct? A. All punts have the same hang time The punt at 70" has the longest hang time C: The punt at 50" has the longest hang tme The punt_ at 30" has the longest hang time volleyball is served at speed of 8.0 m/s at an angle 350 above the horizontal: What is the speed of the ball when received by the opponent at the same height? 44,0 Ms 8,0 m/s C. 9,8 Ms 16,0 Ms 10. Batang Pinoy athlete from your school throws javelin; always at the same speed, at four different angles( 30', 40%, 609, and 800) above the horizontal. Which two throws cause the javelin to Iand the same distance away? A. 30" and 80" B, 40" and 80" C; 30" and 60" D, 40" and 60

Explanation:

the fossil informed us about the climatic and geographical changes that occurs in the environment over time.

We can infer about the climate and geographical changes in the environment over time at the mystery fossil dig site because the fossil provides us information about the climatic condition as well as the geography of land when this fossil organism were alive.

So we can conclude that the fossil informed us about the climatic and geographical changes that occurs in the environment over time.

Learn more about fossil here: https://brainly.com/question/11829803

#SPJ1

Answer:

Dark matter?

Explanation:

Answer:

matter

Explanation:

Answer:

Explanation:

The magnetism of a permanent magnet results from the magnetic moments of electrons in the material making up the magnet interactions with Earth's magnetic field the magnetic moments of nuclei in the material making up the magnet electric currents inside the magnet.

The system described by the transfer function G(s) = -co² s² + 2a + w², with a damping ratio of 1.3 and a natural frequency of 0.5, has an overdamped unit step response. So, the correct option is (E)

The transfer function of the system is given as G(s) = -co² s² + 2a + w², where co represents the damping ratio, a represents an arbitrary constant, and w represents the natural frequency of the system. We are given that the natural frequency is 0.5 and the damping ratio is 1.3.

To determine the type of unit step response, we need to analyze the damping ratio (co) in relation to the critical damping value (co_critical).

The critical damping ratio (co_critical) is defined as the value where the system is on the threshold between being overdamped and underdamped. It is given by the formula co_critical = 2 * sqrt(a * w²).

In our case, the natural frequency (w) is 0.5, so we can calculate co_critical as follows: co_critical = 2 * sqrt(a * 0.5²).

Since the damping ratio (co) is given as 1.3, we can compare it with co_critical to determine the type of unit step response.

If co > co_critical, the system is considered overdamped (Option E).

If co = co_critical, the system is considered critically damped (Option D).

If co < co_critical, the system is considered underdamped (Option C).

Based on the given values, we can determine that the system is overdamped (Option E) because the damping ratio (1.3) is greater than the critical damping ratio.

To know more about damping ratios, refer here:

https://brainly.com/question/31463018#

#SPJ11

Answer:

The metal base and the plastic housing are sealed together to complete the tea kettle body.

Explanation:

hope this helps :D

Vdst and Vdsq are different measurements of the voltage drop across the drain-source terminals of a MOSFET transistor, and to find Vdsq from Vdst, we need to measure Vdst and use a formula that takes into account Vgs and Vth.

To understand how to find Vdsq from Vdst, we need to first understand what these terms represent.

Vdst is the voltage drop across the drain-source terminals of a MOSFET transistor when it is in its ON state. This voltage drop is caused by the current flowing through the transistor, and it is a dynamic value that changes as the current changes.

Vdsq, on the other hand, is the voltage drop across the drain-source terminals of a MOSFET transistor when it is in its steady-state or quiescent state. This voltage drop is caused by the biasing of the transistor and is a static value that remains constant as long as the biasing conditions remain the same.

To find Vdsq from Vdst, we need to first measure the value of Vdst while the transistor is in its ON state. This can be done using a multimeter or an oscilloscope. Once we have the value of Vdst, we can then calculate Vdsq using the following formula:

Vdsq = Vdst + Vgs - Vth

where Vgs is the voltage applied to the gate of the transistor and Vth is the threshold voltage of the transistor.

As for how the value of 7 for Vdsq was found, it is impossible to say without more context. It could have been calculated using the formula above, or it could have been measured using experimental methods.

To learn more about transistors

https://brainly.com/question/31052620

#SPJ4

Answer:

Internal energy is the microscopic energy contained in a substance, given by the random, disordered kinetic energy of the molecules. In addition it includes the potential energy between these molecules, and the nuclear energy contained in the atoms of these molecules

Answer:

Internal energy, in thermodynamics, the property or state function that defines the energy of a substance in the absence of effects due to capillarity and external electric, magnetic, and other fields.

Explanation:

The composition of the particles forming Saturn's rings is primarily made up of water ice.So option D is correct.

The Saturn's Rings are the set of 7 rings that surround the planet of Saturn. They are the most noticeable feature of Saturn and are classified according to their order in the planet, starting from the closest ones (D Ring) and ending with the farthest ones (F Ring). Each of the rings is made up of millions of individual objects ranging in size from tiny grains to enormous chunks that are miles in diameter.The composition of the particles forming Saturn's rings:Saturn's rings are formed of many tiny ice particles, which range in size from tiny grains to objects that are several meters in diameter. The rings are comprised of 99.9 percent ice, which is mostly water ice, but also some methane and ammonia ice. The ice particles in the rings are coated with silicates, carbon, and organic materials, and their size distribution ranges from smaller than a grain of sand to larger than a house.

Therefore option D is correct.

To learn more about Saturn's rings visit: https://brainly.com/question/3356781

#SPJ11

Answer:

insulator

Explanation:

it keeps heat in not moves it

Answer: I'm sorry what's wrong with your money

Explanation:

Answer: LOL YO I HAVE 5K IN GROUP FUNDS

Explanation:

(a) Based on Faraday's law of induction, the magnitude of the induced emf in a closed loop is proportional to the rate of change of magnetic flux through the loop. Since the current in the loop is clockwise,

the magnetic field produced by the induced current opposes the external magnetic field (Lenz's law). Therefore, the rate of change of magnetic flux through the loop is decreasing with time. This means that the external magnetic field must be decreasing with time as well, in order to induce the clockwise current. Therefore, the correct answer is "It is decreasing with time."

(b) We can use Faraday's law of induction to relate the rate of change of magnetic flux to the induced emf and the number of turns in the loop:

emf = - N dΦ/dt

where emf is the induced emf, N is the number of turns in the loop, and dΦ/dt is the rate of change of magnetic flux through the loop. Since the loop is circular, we can express the magnetic flux through the loop in terms of the magnetic field and the area:

Φ = B A

where B is the magnetic field and A is the area of the loop. The area of a circle is given by A = π r^2, where r is the radius of the loop. Therefore, we have:

dΦ/dt = d(B A)/dt = A dB/dt

Substituting this into Faraday's law and solving for dB/dt, we get:

dB/dt = - emf / (N A)

We are given the resistance R and current I in the loop, so we can use Ohm's law to relate the induced emf to the current:

emf = I R

Substituting this into the above equation, we get:

dB/dt = - I R / (N A)

Substituting the given values, we get:

dB/dt = - (2.20 × 10^-3 A) × (0.500 Ω) / [(1 turn) × (π × (0.0940 m)^2)]

dB/dt = - 39.6 mT/s

Therefore, the rate at which the magnetic field is decreasing with time is 39.6 mT/s.

(c) The induced electric field can be calculated using the formula:

E = emf / L

where emf is the induced emf, and L is the length of the path over which the emf is measured. In this case, the induced emf is the same as in part (b), and the length of the path can be taken to be the circumference of the loop:

L = 2 π r

Substituting the given values, we get:

E = (2.20 × 10^-3 V) / (2 π × 0.0940 m)

E = 1.19 V/m

Therefore, the magnitude of the induced electric field at a distance from the center of the loop is 1.19 V/m.

Learn more about   current    here:

https://brainly.com/question/13076734

#SPJ11

Answer:

Measurements and Units Accuracy, Precision, and Errors

Explanation:

this is A measurement is a quantitative observation that consists of two parts: a number and a unit.

The final velocity of the model rocket when the engine cuts out is \(32.3 m/s.\)

We may solve for the model rocket's final velocity using the formula: work done (W) = change in kinetic energy (KE). We must first identify the work the model rocket engine has done. It is stated that 1500 J of work are applied.
\(W = 1500 J\)
Next, we need to find the change in kinetic energy of the model rocket. We know that it starts from rest and travels 35 meters with a mass of 0.80 kg.
\(ΔKE = 1/2 mv^2 - 0\)
\(ΔKE = 1/2 (0.80 kg) v^2\)
\(ΔKE = 0.40v^2\)
Now we can substitute these values into the equation:
\(1500 J = 0.40v^2\)
Solving for v, we get:
\(v = \sqrt{1500 J / 0.40(0.80 kg}\)
\(v = 32.3 m/s\)
Therefore, the model rocket is going 32.3 m/s when the engine cuts out.

Learn more about velocity here:

https://brainly.com/question/17127206

#SPJ11

- The Solar System contains the sun and objects that orbit it, including the eight planets, comets, and asteroids, and the Galaxy contains about 100 billion stars, of which the sun is one, as well as large clouds of gas and dust. - The universe contains all physical matter and energy

So Therefore Universe Is the biggest terms of size because it contains all physical matter and energy hope it helps

sis i love the eren season 1-2-3-4 but the eren season 5?....... i just :')

Answer:

Explanation:

Aaron yogurt supremacy

Answer: 10 V

Point A has a larger electric potential than point B. The potential difference between A and B can be found by subtracting the potential at B from the potential at A.

Step 1: Identify the electric potential at point A and point B. According to the figure, the electric potential at point A is 20 V and the electric potential at point B is 10 V.

Step 2: Subtract the potential at B from the potential at A to find the potential difference between the two points.

Potential difference = Potential at A - Potential at B
Potential difference = 20 V - 10 V
Potential difference = 10 V

Therefore, the potential difference between point A and point B is 10 V.

Learn more about potential difference here:

https://brainly.com/question/24210637#

#SPJ11

With 4.3 m/s velocity, is the cheetah running.

velocity= distance/time

distance=27.6 m

time=6.3 s

velocity=27.6 m/6.3 s

velocity=4.3 m/s

A vector number known as velocity describes "the pace at which an item changes its location." Imagine a person moving quickly, taking one stride ahead, one step back, and then beginning from the same place each time. A vector quantity is velocity. As a result, velocity is aware of direction. One must consider direction while calculating an object's velocity. Saying that an item has a velocity of 55 miles per hour is insufficient. The direction must be included in order to adequately characterize the object's velocity. Simply said, the velocity vector's direction corresponds to the motion of an item.

To know more about  velocity visit : brainly.com/question/16379705

#SPJ9

The lump of clay at 10 m/s has a larger initial momentum compared to the clay at 5 m/s. When the clay comes to a stop, the change in momentum for the clay at 10 m/s is greater than that of the clay at 5 m/s. Thus, the 1 kg lump of clay moving at 10 m/s experiences a greater impulse.

Impulse is defined as the change in momentum of an object and is calculated by multiplying the force exerted on an object by the time interval over which the force acts. In this case, impulse is given by the equation:

Impulse = Force × Time

Since we are comparing two scenarios with the same mass, the impulse depends solely on the velocity and time. The greater the change in velocity and the longer the time interval, the greater the impulse.

In the given scenario, the 1 kg lump of clay has a velocity of 10 m/s. Therefore, its initial momentum is given by:

Initial momentum = mass × initial velocity

                = 1 kg × 10 m/s

                = 10 kg·m/s

If this lump of clay comes to a stop, its final momentum would be zero. The change in momentum is therefore:

Change in momentum = final momentum - initial momentum

                 = 0 - 10 kg·m/s

                 = -10 kg·m/s

However, impulse is a scalar quantity, meaning it only represents magnitude. Therefore, the negative sign is disregarded, and the magnitude of the impulse is 10 kg·m/s.

Now let's consider the other scenario, where the lump of clay has a velocity of 5 m/s. The initial momentum in this case is:

Initial momentum = 1 kg × 5 m/s

                = 5 kg·m/s

If this lump of clay comes to a stop, its final momentum would be zero. The change in momentum is therefore:

Change in momentum = final momentum - initial momentum

                 = 0 - 5 kg·m/s

                 = -5 kg·m/s

Again, we disregard the negative sign and consider the magnitude of the impulse, which is 5 kg·m/s.

Comparing the two scenarios, we can conclude that the 1 kg lump of clay at 10 m/s has a greater impulse (10 kg·m/s) compared to the 1 kg lump of clay at 5 m/s (5 kg·m/s).

Learn more about the Impulse

brainly.com/question/904448

#SPJ11

Answer:

Correct Answer: Option B

Explanation:

Explanation

P1/T1 = P2/T2

80/(273+47) = P1/(273+27) = 75Nm-2

Answer: 75.0 Nm^-2

Explanation:

P1/T1 = P2/T2 80/(273+47) = P1/(273+27) = 75Nm-2

In ancient times, Astronomy was predicting the motion of the stars, while Astrology was predicting how those stars affected us.

 If a star is moving away, its light waves get stretched out to longer, redder, wavelengths, producing a redshift. The faster the star, the greater this shift, so observers can measure the line-of-sight speed from the Doppler shift.the astronomer William Herschel (1738-1822) systematically measured the proper motion of stars in the sky. He found that stars were moving apart in one region and coming closer together in another, and concluded that the Sun was moving toward the region where stars are moving apart.

For such more questions on Astronomy :

brainly.com/question/16246563

#SPJ11

Pitch refers to how high or low a sound seems to a person. It is the degree of highness or lowness of a sound, which is determined by the frequency of a sound wave.

Pitch is a sound's quality that enables us to discern between a low and a high sound. It is the degree of highness or lowness of a sound and is determined by the frequency of a sound wave. A high-pitched sound is a sound that has a high frequency. A low-pitched sound, on the other hand, is a sound that has a low frequency. Sound pitch is an important aspect of music and voice tone.Pitch can be described as the rate of vibration of sound waves, measured in Hertz (Hz), with higher frequencies indicating a higher pitch. The pitch of a sound can be altered by changing the frequency of the sound wave. Pitch and volume are two of the most important qualities of sound that are utilized in music and speech to express various emotions and convey meaning.The pitch of a sound is generally increased by increasing the frequency and decreased by decreasing the frequency. The pitch of a sound can also be affected by other factors, such as the size, shape, and material of the object producing the sound. For instance, a guitar string that is tight will create a high-pitched sound, while a loose guitar string will create a low-pitched sound. Similarly, a small bell will produce a high-pitched sound, while a large bell will produce a low-pitched sound.

Pitch is the degree of highness or lowness of a sound and is determined by the frequency of a sound wave. A high-pitched sound is a sound that has a high frequency. A low-pitched sound, on the other hand, is a sound that has a low frequency. Pitch can be described as the rate of vibration of sound waves, measured in Hertz (Hz), with higher frequencies indicating a higher pitch. The pitch of a sound can be changed by adjusting the frequency of the sound wave.

Learn more about Pitch visit:

brainly.com/question/27128408

#SPJ11