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

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

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

The 100 Ω and 50 Ω have been joined in series and their combination is joined in parallel with 75 Ω, in the given picture. The circuit diagram shown below.

A circuit diagram uses electrical symbols to show the various components of an electrical circuit graphically or visually. There is a lot of resistance in the voltmeter.

For the design (circuit design), fabrication (like PCB layout), and maintenance of electrical and electronic equipment, circuit diagrams are utilized. When illustrating Boolean algebraic expressions, circuit diagrams are helpful in the field of computer science.

We may create parallel and series circuits, which are two different sorts of circuits. Wires connect the various parts of a circuit. If there are no branches, the circuit is in series. If there are branches, the circuit is parallel.

Consider the 100 Ω and 50 Ω have been joined in series and their combination is joined in parallel with 75 Ω.

The circuit diagram drawing is as follows:

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The complete question is as follows:

Draw a circuit diagram for the circuit of Figure P23.1.

Therefore, the net force exerted on the car is 2000 Newtons. This means that there is a force of 2000 N pushing the car forward, causing it to accelerate at 2 m/s2.

To determine the net force exerted on the car, we need to use Newton's second law of motion, which states that the net force acting on an object is equal to its mass multiplied by its acceleration. In this case, the car's mass is 1000 kg, and its acceleration is 2 m/s2. So, we can use the formula:
Net force = mass x acceleration
Net force = 1000 kg x 2 m/s2
Net force = 2000 N
The greater the force exerted on an object, the greater its acceleration will be, provided its mass remains constant. It's important to note that forces can act in different directions and cancel each other out, which can affect an object's overall acceleration.

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Answer:

"transverse waves" such as electromagnetic waves

In something like a sound wave, the particles must vibrate longitudinally for the wave to progress thru the medium

Answer:

cold

Explanation:

If n1 = n2 and n is relatively large, then the t test is relatively robust against violations of the assumptions of homogeneity of variance and normality. (Option A)

A t-test refers to an inferential statistic which is used to determine if there is a significant difference between the means of two groups and how they are related. According to the studies, t tests are remarkably robust to violations of a number of assumptions providing that the two sample sizes are equal or nearly equal and the assumed underlying population distributions are of the same or nearly same shape. T-test are found to be robust against deviation from normality and unequal variance. The test is in doubt only when there can be serious outliers, when sample sizes are small, and distributions are far from normal.

Note: The question is incomplete as it is missing options which are A) violations of the assumptions of homogeneity of variance and normality B) violations of random samples C). traffic violations D) violations by the forces of evil.

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The momentum of the truck and the car is the same, but since the truck has a greater mass, it has a greater momentum.

The momentum of a 5000 kg truck moving at 10 km/h and a 1000 kg car moving at 50 km/h has to be compared, according to the given statement. Momentum is a property that is a consequence of the mass of an object as well as its velocity.

As a result, it can be said that the object with the larger mass and velocity will have the greater momentum. The mass of a truck is five times greater than that of a car, whereas the velocity of the car is five times greater than that of the truck. However, the car's velocity is multiplied by 1000, whereas the truck's velocity is multiplied by 5000. This implies that the truck has a higher momentum because it has a greater mass and velocity. To be more precise, the momentum of the 5000 kg truck moving at 10 km/h is:

Momentum = mass x velocity

=> 5000 kg x (10 km/h)

=> 50,000 kg km/h

The momentum of the 1000 kg car moving at 50 km/h is:

Momentum = mass x velocity

=> 1000 kg x (50 km/h)

=> 50,000 kg km/h

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Answer: Inertia

Explanation: It's known as the law of inertia, and the entire law has to do with inertia.

Answer: inertia.

Explanation: sometimes referred to as the law of inertia.

uplifted and carried by wind to a new location - Fruits with wings

eaten and excreted as waste in a new location - Fruits with hard shells

tangled in animal fur and carried to a new location - Fruits with hooks or barbs

Acceleration can be defined as the rate of change in the velocity of an object. Option C is correct.

\(a = \dfrac {v-u}t\ \ \ \ \rmor}\\\\a = \dfrac {\Delta v }t\)

Where,

\(a\) - acceleration

\(\Delta v\) - change in velocity

\(t\) - time

Therefore, acceleration can be defined as the rate of change in the velocity of an object.

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Answer:

18

Explanation:

12 - 5 + 8 = 15

12 - 8 = 4

7 - 4 = 3

15 + 3 = 18

Hence,the time it takes the second cyclist to catch up to the first cyclist will be 2.6 h.

The change of displacement with respect to time is defined as the velocity.  Velocity is a vector quantity. it is a time-based component.

\(\rm D_{rel}= V_{rel}\times t_{rel} \\\\ \rm D_{rel}= (V_1-V_2)\times t_{rel} \\\\ T_{rel}=\frac{D_{rel}}{V_1-V_2} \\\\ T_{rel}=\frac{20.8}{28-20} \\\\ T_{rel}= 2.6 \ h\)

The time it takes the second cyclist to catch up to the first cyclist will be 2.6 h.

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Answer:

R = 12 ohm

Explanation:

Resistance are in parallel

1 ÷ Resistance = 1 ÷ 20 + 1 ÷ 30

1/R = 50/600

1/R = 1/12

R = 12 ohm

A satellite coasting at constant speed in a circular orbit is nevertheless accelerating.

A satellite (or any mass, manufactured or natural, orbiting around another object) can do that at a constant speed by coasting around the planet. The moon or the International Space Station, a research facility 400 km above the earth's surface, are two examples of such satellites.

A satellite orbiting the Earth accelerates in a direction that is perpendicular to its center of gravity. An accelerated circular orbit around the planet is taken by a satellite. Velocity affects acceleration. There is magnitude and direction to velocity. Although the satellite is traveling at a constant pace, its direction of travel is shifting. As a result, velocity alters. The motion has accelerated if the velocity is changing.

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Complete question:

When a satellite coasts in a circular orbit at a constant speed about Earth, is it accelerating? If so, in what direction? If not, why not

Answer:

Tortoise has the greatest momentum

Explanation:

Momentum of tourtise (p)=mass×velocity

=275×0.55

=151.25 kgm/s

The next step after a physicist will most likely take in answering a question after performing an experiment is to analyze the results. Thus, the correct option is A.

A hypothesis can be defined as a proposed explanation for a phenomenon or an objective. For a hypothesis to be a scientific hypothesis or proven, the scientific method which is required for analysis is that one can test it and prove it.

Experimentation of a hypothesis often generates multiple measurements of the same thing or type, that is to replicate measurements, and these measurements of the hypothesis are subjected to error. Statistical analysis can be used to summarize the observations carefully by estimating the average of all the measurements, which provides an estimate of the true mean.

Therefore, the correct option is A.

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Answer: analyze results

Explanation: they always check over they're work

Answer:

–1.1 × 10^11 N

Explanation:

I did the assignment

Answer:

B –1.1 × 1011 N

Explanation:

The volume of the gas when it is released from the tanks will be 2030.5 liters

To determine the volume of the gas when it is released from the tanks, we can use the Ideal Gas Law equation: PV = nRT.

Since the temperature and amount of gas remain constant during the process, we can use Boyle's Law equation: P1V1 = P2V2.

Given data:
Initial pressure (P1) = 3.04 x \(10^{4}\) torr
Initial volume (V1) = 10.0 liters
Final pressure (P2) = 0.197 atm

First, let's convert the initial pressure from torr to atm:
1 atm = 760 torr, so (3.04 x \(10^{4}\) torr) / 760 = 40 atm.

Now we can apply Boyle's Law:
P1V1 = P2V2
40 atm * 10.0 L = 0.197 atm * V2

Solving for V2:
V2 = (40 atm * 10.0 L) / 0.197 atm
V2 ≈ 2030.5 L

So, the volume of the gas will be approximately 2030.5 liters.

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Answer:

Scalar quantity

Explanation:

Scalar quantities are measurements that consist of only a magnitude which is measured in numbers only. For example speed is a magnitude because it measures how fast something is going.

Vector quantities are measurements that include a magnitude and direction which means there is a number measurement and a direction associated with that measurement. For example, velocity is a vector quantity because there is a measurement of speed, and it also includes the direction of the speed.

Each time zone covers approximately 15 degrees of longitude.

The Earth is divided into 24 time zones, with each time zone spanning roughly 15 degrees of longitude. The Prime Meridian, located at 0 degrees longitude and passing through Greenwich, London, serves as the reference point for determining time zones. From there, each time zone extends 15 degrees eastward and westward, with adjacent time zones differing by one hour. This division allows for standardization of time across different regions, facilitating coordination and synchronization of activities within a specific time zone. The 15-degree increment is based on the Earth's rotation, which completes a full 360-degree rotation in approximately 24 hours. As a result, each time zone represents roughly one hour of time difference from its neighboring zones. However, it is important to note that some time zones may deviate slightly from the 15-degree rule to accommodate political boundaries or other factors.

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A. The average speed of the flea is 0.52 m/s

B. the centripetal acceleration of the flea is 1.8 m/s²

A. How do I determine the average speed?

We'll begin by obtaining the angular velocity. This can be obtained a follow:

ω = 2π/ T

ω = (2 × 3.14) / 1.8

ω = 3.49 rad/s

Finally, we shall determine the average speed. This is shown below:

v = ωr

v = 3.49 × 0.15

v = 0.52 m/s

Thus, the average speed is 0.52 m/s

B. How do I determine the centripetal acceleration?

Haven obtain the average speed in the calculation made above, we can determine the centripetal acceleration as follow:

a = v² / r

a = (0.52)² / 0.15

a = 1.8 m/s²

Thus, the centripetal acceleration is 1.8 m/s²

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Answer:

the innermost layer of the earth

Explanation:

the earth has an outer core liquid and an inner core solid they are not chemically distinct from each other but they are chemically distinct from the mantle the core is mainly composed of nickel and iron

The light from the sun dry the glue when light from the desk lamp does not because the sun gives off a type of light that carries energy, and light from the desk lamp does not.

Option c is correct.

The sun emits a broad spectrum of light, including ultraviolet (UV) light, which carries more energy than visible light from a desk lamp.

When the UV light from the sun hits the glue it  causes chemical reactions that result in the drying of the glue.

So we know that the light from the desk lamp may not have the right type of energy to initiate the necessary chemical reactions for the glue to dry.

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B. A wave travels through medium. Hope this helped!

No, that is not conceivable. Heat flow in metal rod  is due to temperature differences, but over time, temperature equilibrium is attained, therefore there is currently no temperature difference is  at either end.

Metals vibrate continuously, and when one end of a metal is heated, the other end moves with the heated end. Conduction is the name given to this occurrence. Free electrons transfer the heat to the following atoms.

Even as solids, metals can carry electricity. The presence of delocalized electrons is the cause of this.

All metals are effective electrical conductors. Their conductivity is used to divide them into two groups. For instance, while sodium, potassium, and magnesium exhibit relatively low conductivity, copper, gold, and silver are all good conductors. Thus, they are referred to as normal conductors

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Answer:

A

Explanation:

THE LIGHT SLOWS DOWN

When light from the Sun passes through any type of matter the light slows down.

The behavior of light from the Sun as it interacts with any matter depends on the matter and its properties.

Since it comes through a vacuum and enters our atmosphere which is a denser medium and has a definite refractive index, the light slows down.

This also happens when light falls on material such as glass, water, and other transparent and translucent media. When it emerges out of such medium to a rarer medium like air, it speeds up to its initial speed.

A portion of the sunlight is absorbed by almost all the matter present on earth that's why something heats up when exposed to sunlight. While a considerable portion of the sunlight is reflected by the matter.

But the question says what happens when it passes through any matter. The answer is:

It slows down while passing through the matter since any matter is optically denser than the vacuum.

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Answer:

Renewable sources are better because they don't damage the environment. As of now, there is a r=lot of damage already done to the environment thanks to non-renewable resources, and soon a lot of this damage will be irreversible. Another good thing about renewable resources is that that it is unlimited, this means that it is a steady source of energy and items.

Non renewable resources are good for the economy. People are so used to using non renewable resources that they might not want to switch over to renewable resources. People will keep buying these product so it is a steady item to invest in and profit off of. Non renewable resources also have a lot  more research on them and people have found multiple different ways to utilize it so people might like it more.