A car moves at 45 kilometers per hour.

Which option describes if the given value is speed or velocity?

1 velocity, because there is no specific direction
2 speed, because there is no specific direction
3 velocity, because there is a mention of time
4 speed, because there is a mention of time

Answers

Answer 1

Answer:

4

Explanation:

Answer 2

4. speed, because there is a mention of time

Speed v/s Velocity:Speed is the time rate at which an object is moving along a path, while velocity is the rate and direction of an object's movement. Velocity is speed with a direction. For example: The Dog runs at 9 km/h (kilometers per hour) is a speed. But saying he runs 9 km/h Westwards is a velocity.

Thus, the correct option is 4 since no direction is given so it cannot be velocity.

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Related Questions

This question is about magnets and net force (I think.) Please no absurd answers!

Answers

Answer:

D

Explanation:

Ok this is what I think I think it's D because when two mangnets have a force upon one thing at the same time I don't think it would move

What grade is this? This seems kinda weird

Please check my answers.

Answers

Those answers are correct!!

Ken wants to jump and have some fun too! Barbie loans Ken her bungee cord. Is this a good idea? Explain with evidence and reasoning. (barbie bungee jump lab)

Answers

Answer:To ensure a safe and thrilling jump you will determine the relationship between the jump height and the

number of rubber bands used to make the bungee cord. You must allow your Barbie doll to come as

close to the floor as possible without sustaining any injuries or fatalities.

Explanation:

Answer:

To ensure a safe and thrilling jump you will determine the relationship between the jump height and the  number of rubber bands used to make the bungee cord. You must allow your Barbie doll to come as  close to the floor as possible without sustaining any injuries or fatalities.

Explanation:

A car moving has a speed of 35 m/s. What acceleration would it have if it took 5.0 s to come to a complete stop?

Answers

Answer:

7

Explanation:

The acceleration of its magnitude is 5.5 m/s or 0.56 g.

How does this article connect to Stevenson’s purpose for writing Just Mercy? Respond in 2-3 complete sentences.
20PT

Answers

Answer:

How it does is that, he knows he is gonna write it. Its all about the imagination you know.

Explanation:

i don't know if i'm right tho :(

I’m pretty sure she is right

For this situation to demonstrate a balanced force, how much force must Omar apply? (In the picture, Sam is pushing a box to the right with a force of 10N, and Omar is pushing the box to the left with a force of _____ N)



Question 8 options:

10 N


20 N


100 N


0 N

Answers

The answers 10N as it equals it out
the answer is 10N since it is a balanced force

This question is about the Earth's atmosphere and light/sound waves.

Answers

it’s c , most likely

Does magnetism depend on size?

Answers

Answer:

yes

Explanation:

its a size independent property

yes, the size of a magnet means that there are proportionally more domains that can align!

What are somethings about the Heliocentric model?

Answers

Answer:

Heliocentrism, a cosmological model in which the Sun is assumed to lie at or near a central point (e.g., of the solar system or of the universe) while the Earth and other bodies revolve around it.

Explanation:

This question is about sound waves and light waves.

Answers

Answer:

you had it right

Explanation:

Answer: your correct it’s c

ILL MARK BRAINLEIST
10 POINTS ILL GET YOU MORE FOR HELPFUL ANSWERS

Drag each label to the correct location on the image.

Jessica is visiting a park with her mother. Jessica sits on a swing. Her mother pulls the swing to a height of 3 meters above the ground and lets it go. The image shows Jessica at three positions on the swing. Jessica‘s mass is 44 kilograms and the maximum velocity of the swing is 5 meters/second. What’s the energy she has at each position shown? Ignore friction and air resistance.

Answers

Answer:

we can't but the 1rst one on right 2nd one on left 3rd one on middle

Explanation:

Hope that helps :D brainliest PLEASE!

A student made the table shown to list some contact and non-contact forces.


Examples of Forces
Contact Forces Non-Contact Forces
The force exerted by a stretched spring The force applied by Earth and sun on each other
The electrical force exerted by a positive charge on a negative charge Magnetic attraction between two magnets


Which statement best explains why the table is incorrect?
Spring force is a force acting at a distance.
Electrical force is not a contact force.
Gravitational force can act between planets and sun only when they are in contact.
Magnetic attraction is a contact force

Answers

Speed force acting at a distance

The image below shows a large, warm ocean next to a continent with a coastal mountain range.
If an air mass formed at the location labeled “Air Mass Formation”, what properties would the air mass most likely have? Choose one answer below.

Answers

I think d because the water can make the humidity go down and make the air cool
I agree with the person above me

Does mass influence how quickly an object falls?

Claim:

Two Pieces of Evidence:

Reasoning:

Answers

Answer:

Both objects fall at the same speed. Mass does not affect the speed of falling objects, assuming there is only gravity acting on it. ... The horizontal force applied does not affect the downward motion of the bullets -- only gravity and friction

Explanation:

no mass does not, Kinetic energy and gravity

someone made a copy of an analog wave in a digital wave compare the copies with the original waves and explain which type of waves more reliable way to encode code to transmit information

Answers

Answer:

Digital waves are more reliable due to the fact that most modern-day tech, such as phones and computers use digital codes such as numbers and graphs, in that case using digital code would be a lot easier to use.

Hope this is helped :)

The digital wave is more reliable to encode and transmit information.

If we carefully analyze the image provided here, we can clearly see some differences in both the waves.

One side of the image represents the original analog wave and the copied analog wave. While the other side of the image represents the original digital wave and the copied digital wave.The copy of the analog wave looks distorted, because the analog wave picks up noise which are high frequency unwanted signals produced by circuits, whereas the copy of the digital wave is free of distortion. Here the digital wave has an advantage over analog wave.Since the digital wave is less prone to be affected by noise, there is relatively nominal data or information loss. They are also easy to separate from other digital signals. Their encoding and decoding is easier than analog waves.

Hence the above factors make the digital signals or waves more reliable than analog waves.

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The distance versus time graph for Object A and Object B are shown.


[IMAGE] A graph titles Distance vs Time. A curved line is drawn through point 10 on y axis and this line is labeled Object A. The graph for Object B is a straight slanting line passing through the origin


Which statement best describes the motion of Object A and Object B?


Both objects move with variable speed.

Both objects move with constant speed.

Object A moves with constant speed and Object B moves with variable speed.

Object A moves with variable speed and Object B moves with constant speed.

Answers

Answer:

the 3rd one

Explanation:

The physical (natural) laws which establish how things work can be investigated by the scientific method. True or False

Answers

Answer:

True

Explanation:

It's a bit hard to explain, so you can watch a youdube video on it or something.

The answer is true I hope you can make me BRAINILY

A magician pulls a tablecloth out from under dishes and glasses on a table without disturbing them. Make your claim and support it with evidence/reasoning. Write using complete sentences. 1st Law - Law of Inertia

2nd Law - Law of Force and Acceleration

3rd Law - Law of Action-Reaction

Answers

the magician is magic that’s how
1st Law - The force did not act on the dishes and glasses, so they stay at rest.

Which statement describes how globes represent Earth’s surface?

O They model all of Earth’s surface.
O They are flat and two dimensional.
O They represent underwater features using symbols.
O They provide detailed information about towns or cities.

Answers

It would be A they model all of earths surfaces because that’s why it was made it was to show the world in a smaller form.

"They model all of Earth’s surface" This statement describes how globes represent Earth’s surface. The correct option is A.

What is a globe?

A globe is a three-dimensional(3D) representation of the Earth's surface.

It is a spherical model that accurately depicts the Earth's shape, size, and features, including continents, oceans, mountains, and other physical features.

Globes are often used as educational tools to teach geography, navigation, and other related subjects. They are useful for understanding the relationship between different parts of the world and visualizing the Earth. Unlike flat maps, globes do not distort the size or shape of land masses, and they accurately represent the distances between different locations.

The Earth's globe is also a three-dimensional(3D) representation of the Earth's surface that accurately Shows the Earth's actual dimensions, and continents, oceans, mountains, and other physical features.

The Earth's globe is a sphere, or a ball, with a diameter of approximately 12,742 kilometers (7,918 miles).

It is the only planet in our solar system known to support life, and it is home to a vast array of diverse ecosystems and species.

Here in the question,

The statement that describes how globes represent Earth's surface is: "They model all of Earth's surface." Globes are three-dimensional models of the Earth that show the planet's entire surface. Unlike maps, globes represent the Earth's surface accurately in terms of shape, distance, and direction.

Note: They do not use symbols to represent underwater features or provide detailed information about towns or cities.

Therefore, The globe represents the model of all of the earth's surface.

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Look at the image below and answer..
a. All matter and energy were contained inside the small point.
b. Matter and energy came from dark areas of the universe and were attracted to the small point.
c. Matter and energy fell into the small point the same way a black hole attracts matter and energy.
d. Matter was condensed into a single point until energy was attracted to the matter from dark areas of the universe.

Answers

Answer:

the answer is d. Matter was condensed into a single point until energy was attracted to the matter from dark areas of the universe.

The answer is c thank you

Please help! I haven't really been able to understand this topic :/

Answers

Ok but y I thought it was upside down tho...

I think it’s the fourth one

The distance versus time graph for Object A and Object B are shown.

{IMAGE} A graph titles Distance vs Time. A curved line is drawn through point 10 on y axis and this line is labeled Object A. The graph for Object B is a straight slanting line passing through the origin

Which statement best describes the motion of Object A and Object B?

Both objects move with variable speed.
Both objects move with constant speed.
Object A moves with constant speed and Object B moves with variable speed.
Object A moves with variable speed and Object B moves with constant speed.

Answers

Answer:

D

Explanation:

Because A moves with variable speed and B moves with constant speed

Explain the relationship between wavelength and frequency in the electromagnetic spectrum.

Answers

Answer:

The wavelength and frequency of light are closely related. The higher the frequency, the shorter the wavelength

Explanation:

The wavelength and frequency of an electromagnetic wave are inversely proportional to each other.

What is Wavelength and frequency?

Wavelength is the distance between any two identical points or adjacent crests in the adjacent cycles of a waveform signal which is propagated in space or along a wire. In the wireless systems, this length is usually specified in the units of meters (m), centimeters (cm) or millimeters (mm).

Frequency is the rate at which the current changes its direction per second time. Frequency is measured in the units of hertz (Hz), an international unit of measure where, 1 hertz is equal to 1 cycle per second of time.

The wavelength in an electromagnetic spectrum is inversely proportional to the frequency of the wave. The shorter the wavelength, the higher the frequency of the wave. Because, all light waves move at the same speed in a vacuum medium, the number of wave crests passing at a given spot in one second is determined by the wavelength of the wave.

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This chart lists four examples of two objects that are in contact.

A 3-column table with 4 rows. The first column has entries Example 1, Example 2, Example 3, Example 4. The second column labeled Object 1 has entries fire, a metal at 80 degrees Celsius, the cool ocean, a tool with a lot of thermal energy. The third column labeled Object 2 has entries air, a metal at 12 degrees Celsius, the warm air, a material with little thermal energy.

Which statement accurately describes the flow of heat in each example?

Heat will flow from Object 1 to Object 2 in examples 2 and 4, and heat will flow from Object 2 to Object 1 in examples 1 and 3.
Heat will flow from Object 1 to Object 2 in examples 1 and 3, and heat will flow from Object 2 to Object 1 in examples 2 and 4.
Heat will flow from Object 1 to Object 2 in Example 3, and heat will flow from Object 2 to Object 1 in examples 1, 2, and 4.
Heat will flow from Object 1 to Object 2 in examples 1, 2, and 4, and heat will flow from Object 2 to Object 1 in Example 3.


30 points

Answers

4. Is the answer enjoy
Option 4 is answer
Mark me brainlist plzzz

Periodic table of elements metals and nonmetals questions

Answers

Answer:

1 o b

2 c\

3 a

Explanation:

1:b
2:c
3:a

12345678910

Does mass influence how quickly an object falls?

Answers

Both objects fall at the same speed. Mass does not affect the speed of falling objects, assuming there is only gravity acting on it.
both fall at the same time

what are the properties of bungee gum,hmmm?

Answers

It’s both a solid and a liquid. It can thicken and soften depending on how it’s handled. It can be used to cover wounds to stop bleed, and used to drown enemies. Bungee Gum has the properties of both rubber and gum.

Answer:

It's both a solid and a liquid.

It can thicken and soften depending on how it's handled.

It can be used to cover wounds to stop bleeding.

It can be used to drown enemies.

It might be edible like normal gum. ...

It's elasticated.

Explanation:

Easy Plz Help
Physics

Answers

Answer:

is it conduction because in that case it would be

Explanation:

the process by which heat or electricity is directly transmitted through a substance when there is a difference of temperature or of electrical potential between adjoining regions, without movement of the material.

Please help I don’t know the answer, I’m horrible in science

Answers

I think it is C, I mean I tried sketching a graph hope it’s right

Parallel Circuit

Series Circuit

Electrical Current

Electrical Discharge

Static Electricity

Answers:

A Circuit that contains more than one path for current flow.

Electric Charge at rest;generally produced by friction or introduction.

The Loss of static electricity as charges move off an object.

A Flow Of Charged Particles From One Point To Another.

Answers

Answer:

Parallel-A

Series- One path of energy flow

Electrical Current-D

Electrical Discharge-C

Static Electricity- B

Explanation:

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