the speed of an object increases by 30 m/s in 10 seconds. what is its acceleration?

The Speed Of An Object Increases By 30 M/s In 10 Seconds. What Is Its Acceleration?

Answers

Answer 1

Answer:

3m/s^2

Explanation:

acceleration=velocity/time

acceleration= 30/10=3m/s^2


Related Questions

Does Respiration produce ATP? If yes, is it a lot or a little?​

Answers

Answer:

yes and little i think

Explanation:

A lightbulb uses 2,000 J of energy in 1 min and 20 s. What is the power of the lightbulb?

Answers

Answer:

ga tau gw ah binatang aje

Question 3
How many miles was the Trail of Tears?
O 1,000
1,200
O 1,500
3,000

Answers

On Wikipedia it says 1,000
So there u go

Answer:

I think it is 1,200.

Explanation:

In the research I found, It says in a paragraph it is 1,200. I don't know if this is wrong or correct. I hope this helps!!!

The answer is -7m, but I don’t know how that’s the answer. Can anyone explain?

Answers

Explanation:

At first it is in 14m position but position doesn't matter in displacement, similar case for time taken.

So at first it travels 6m in positive direction.

So displacement= 6m

Then it travels 13 in opposite or negative direction.

So displacement = 6 -13 m = -7 m

Hope it helps ya

You're standing in the lobby of a huge building.

You go up 6 floors.

You stop and catch your breath.

You go down 13 floors.

Where do you end up ?

. A car starts to move from rest. If its velocity becomes 90km/hr after 3s, calculate its acceleration​

Answers

Answer:

32.5/s squared

Explanation:

( In 1.5s the speed of the jumper increases from zero to 10.5 m/s. Calculate her average acceleration during this time.​

Answers

Answer:

answer 7m/s^2

Explanation:

›»› The Acceleration of jumper = 7 m/s²

Given :

Initial velocity of jumper (u) = 0 m/s

Final velocity of jumper (v) = 10.5 m/s

Time taken by jumper (t) = 1.5 sec

To Find :

Acceleration of jumper (a) = ?

Required Solution :

→ Initial velocity (u) = 0 m/s (because jumper increase from zero)

† From first equation of motion

⇒ v = u + at

⇒ 10.5 = 0 + a × 1.5

⇒ 10.5 = 0 + 1.5a

⇒ 10.5 = 1.5a

⇒ a = 10.5/1.5

⇒ a = 7 m/s²

║Hence, the Acceleration of jumper is 7 m/s².║

\:

Additional Information :

★ First equation of motion :

⪼ v = u + at

Where,

v is the Final velocity in m/s.

u is the Initial velocity in m/s.

a is the Acceleration in m/s².

t is the Time taken in second.

★ Second equation of motion :

⪼ s = ut + ½ at²

Where,

s is the Distance travelled in m.

u is the Initial velocity in m/s.

a is the Acceleration in m/s².

★ Third equation of motion :

⪼ v² = u² + 2as

Where,

v is the Final velocity in m/s.

u is the Initial velocity in m/s.

a is the Acceleration in m/s².

s is the Distance travelled in m.

NEED HELP!!!!! 12 POINTS!!!!

If there are two objects of equal size but object A is heavier than object B, which statement is TRUE according to Newton’s second law of physics?


OPTIONS:

A.
Object A will require less force to be set in motion and will travel faster.
B.
Object B will require less force to be set in motion and will travel faster.
C.
Object A will require more force to be set in motion but will travel faster than object B.
D.
Object B will require more force to be set in motion but will travel faster than object A.

PLEASE NO LINKS

Answers

The answer is b or c

why was the big bang orange?

Answers

Answer:

Today, Hublot continues to innovate with this extraordinary material by reinterpreting the Big Bang Sapphire Tourbillon in an entirely new orange shade – a world-first for a through-tinted sapphire – achieved thanks to the incorporation of titanium and chromium in a skillful manufacturing process.

Explanation:

Hope this helps My Dude.

Question 1(Multiple Choice Worth 2 points)
(02.07 MC)
Which of the following steps is required after biological processes have broken down organic material in wastewater?
A- Bar screening
B- Grit screening
C- Primary clarifiers
D- Disinfection

Answers

Answer:

The answer is c

Explanation:

i had the same question and you have to believe me and if you don't that will be on you

Placed on the number line, is 1/7 closer to 0, 1/2 or 1?

Answers

Answer:

0   as 1/7 = 0.142857143

1/7 = 5/35

We can get this number by 1/7 x 1000 = 1000 / 7

= 142.857143

Then move 3 decimal place.

PLEASE HELP
which of the following graphs show the direct relationship between mass and force?

Answers

Answer:

Option 2!

Explanation:

According to F = ma, force increases as mass increases. (Assuming acceleration is constant.)

what falling object inspired newton to think about gravity

Answers

Legend has it that a young Isaac Newton was sitting under an apple tree when he was bonked on the head by a falling piece of fruit, a 17th-century “aha moment” that prompted him to suddenly come up with his law of gravity.

Think about the reasons behind the cost of the Birkin bag and explain why it costs $60,000 in your own words. Do you think that this is a good marketing strategy? Why? Can you think of any other products (clothes / elctronics / anything) that use the same strategy? Does it work?

Answers

Answer:

In terms of both price and availability, the Birkin bag is as elusive as it is exclusive. For more than two decades, the bag has been the most sought item in the handbag industry. For such a modest bag, that's a lot of staying power (in looks alone, the design itself takes some 18 hours and is done by a single craftsman).

Of course, it's likely that the bag's rarity is what keeps it at the top of every want list. It is difficult, for example, to stroll into a Hermès store and buy a bag –– even if you could afford to pay the minimum price of $10,000. No, you have to be on an elite list to receive a Birkin.

Explanation:

There are alot more things like the Birkin Bag that use the same marketing skills and it works for alot of companies.

Two identical automobiles are

approaching a yellow light. The first

automobile has a speed 30 mi/hr, and

the second automobile has a speed

42 mi/hr. Compared to the 30 mi/hr

automobile, the stopping distance of

the 42 mi/hr automobile will be

a) the same

c) double

b) 1.4 times longer

d) 4 times longer

Answers

Answer:

i think that it is b but I could be wrong

What is the kinetic energy of your car if it has a mass of 100kg and is driving
at a speed of 12m/s?

Answers

[tex]▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ { \huge \mathfrak{Answer}}▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ ▪ [/tex]

As we know,

[tex]\boxed{ \boxed{kinetic \: \: energy = \frac{1}{2} mv {}^{2} }}[/tex]

where,

m = mass = 100 kg

v = velocity = 12 m/s

let's solve for kinetic energy of car :

[tex] \dfrac{1}{2} \times 100 \times 12 \times 12[/tex]

[tex]100 \times 12 \times 6[/tex]

[tex]7200 \: \: joules[/tex]

someone help me please

Answers

Answer:

2g

Explanation:

Mass is force/area

16 N is the force because N is newtons and that measures force

8m/s^2 is the acceleration

They gave it to you right in front of you

A top-fuel dragster accelerates from rest to a velocity of 100 m/s in 8 s. What is the acceleration?

Answers

Answer:

100 m/s ÷ 8 = 12.5 m/s

Explanation:

You must put multiply (÷)

When do (object distance) is very large, what does the thin lens equation predict for the value of 1/f?
Similarly, when do (object distance) is very small and less, what does the thin lens equation predict for the value of 1/f?
Please explain your answer properly, especially for the first question. Thank you

Answers

Answer:

1 / f = 1 / o + 1 / i

1 / image distance + 1 / object distance = 1  focal length

If the object distance is large the image will be at about the focal length

The value of 1 / f is fixed for any one particular lense

As the object distance decreases the image must increase

The above equation can also be written as

o i / (i + o) = f    or i / (i / o + 1)  = f

If for instance o was very large the image would be at the focal length

in the international space station which orbits earth, astronauts experience apparent weightlessness because

Answers

Answer:

because there isn't any gravity there

Barnard's star distance from earth in light years​

Answers

Answer:

5.978 años luz

Explanation:

Hi! Your answer is: The distance between the Barnard's star and Earth is 5.978 light years.

A car starts from rest and accelerates uniformly over a time of 6.92 seconds for a distance of 163 m. Determine the acceleration of the car. (Round to one decimal place.)


(okay but can someone actually help because if I don't pass this ima fail physics)

Answers

t=6.92ss=163mu=0m/s

[tex]\\ \sf\longmapsto s=ut+\dfrac{1}{2}at^2[/tex]

[tex]\\ \sf\longmapsto 163=0(6.92)+\dfrac{1}{2}a(6.92)[/tex]

[tex]\\ \sf\longmapsto 163=3.46a[/tex]

[tex]\\ \sf\longmapsto a=\dfrac{163}{3.46}[/tex]

[tex]\\ \sf\longmapsto a=47.1m/s^2[/tex]

Question 5 (1 point) true or false: Balanced forces acting on an object result in constant velocity True False​

Answers

Answer:

false

Explanation:

By Newton's first law (An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force), neither speed nor direction change. Our force is balanced.

Balance forces could happen when the object is at rest but not all the time. A balance force is when a object is being push in opposite directions, which would cause the object to stay still or move at a constant speed. Which would mean that balance force could take place when a object is moving or when a object is at rest.

Answer:

I believe its true:') sorry if im wrong..

Scott travels north 2 miles and then goes west 3 miles before coming

straight back south 3 miles. What is the distance traveled and his

displacement??

A)8 miles, 8 mile

B)8 miles, 3.2 miles

C)8 miles, 4 miles

D)8 miles, 2 miles

Answers

I think it’s A because he traveled a total of 8 miles away and in conclusion was displaced from his beginning location by 8 miles

A bus slows down uniformly from 71.2 km/h
to ( km/h in 22.3 s.
How far does it travel before stopping?
Answer in units of m.

Answers

Answer:

1 km = 1,000 meters

Explanation:hey im in 7th grade and even i know that.i sorry but you seem not the smartest.jk thats a good question

Which will most likely be a consequence as fossil fuel reserves are depleted?

Answers

It honestly depends. Fossil fuels are non-renewable so if reserves are depleting there is a threat of them running out and/or more pollution.

What is the force of a 13kg ball that has been dropped and has fallen for 1 second?

Answers

Answer:

127.4 newtons

Explanation:

Assuming g = 9.8:

F = ma = 13(9.8) = 127.4 N

The force of a 13 Kilogram ball that has been dropped and has fallen for 1 second, then the force offered by the ball would be 127.53 Newtons.

What is Newton's second law?

Newton's Second Law states that The resultant force acting on an object is proportional to the rate of change of momentum.

As given in the problem we have to find the force of a 13-kilogram ball that has been dropped and has fallen for 1 second,

The force of the dropped ball = mass of the ball × acceleration due to gravity

The force of the dropped ball = 13 × 9.81

                                                  = 127.53 Newtons

Thus , the force of a 13kg ball that has been dropped and has fallen for 1 second would be 127.53 Newtons.

To learn more about Newton's second law here, refer to the link;

brainly.com/question/13447525

#SPJ2

Bonus points for helpers

If a 70 kg. skater acted upon by an unbalanced force of 161 N [West], what is
its acceleration?

Answers

According to Newtonʼs Second Law of Motion:

F net = m  x  a

or

a = F net / m

Acceleration = net Force/ Mass = 161 / 70 = 2.3 m/s^2  [W]

If a 70 kg skater is acted upon by an unbalanced force of 161 N [West], his acceleration would be 2.30  m/s² towards the west

What is Newton's second law?

Newton's Second Law states that The resultant force acting on an object is proportional to the rate of change of momentum.

The mathematical expression for Newton's second law is as follows

F = m*a

where F represents the force applied

m is the mass of the object

a is the acceleration of the object

As given in the problem If a 70 kg. skater acted upon by an unbalanced force of 161 N

F =ma

By substituting the values of the force and the mass as 161 N and 70 kg respectively

161 N = 70×a

a= 2.30 m/s²

Thus, If a 70 kg skater is acted upon by an unbalanced force of 161 N, his acceleration would be 2.30  m/s² towards the west

Learn more about Newton's second law, here

brainly.com/question/13447525

#SPJ2

Two metal spheres are suspended on wires so that they hang next to each other, just touching. Sphere X is raised to a certain height and released. Without

friction or air resistance, describe what would happen to Sphere Y.

Answers

Answer:A

Explanation:

In a friendly soccer game, you hit a ball with a speed of 13 m/s at an angle of 24 degrees above the horizontal. (A) How long does it take for the ball to reach the goal if it is 4.2 meters away? (B) How high is the ball when it reaches the goal?

Answers

a) V= 13m/s at 24 degrees

X component of velocity Vx= V*cos24 =11.876 m/s

distance =4.2 meter

time =distance/speed =4.2/11.876 =0.3537 s

b) Vertical component of speed = Vy=vsin24=

5.29 m/s

s=ut+0.5at^2 =5.29880.3537-0.5*9.8*0.3537^2

=1.257 m above ground

Hope I helped! ヾ(^▽^*)))

The Sun always shines on half of the Moon. During a new moon, the Moon looks dark.

Where is the lit side of the Moon during a new moon?

Answers

Answer:

It is facing away from the Earth.

Explanation:

If half of the moon is always illuminated by the sun, and we can't see the illuminated side during a new moon, the moon is turned away from the Earth.

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