scientific notation

1. 0,000034
2. 0,0054
3. 346574
4. 0,00125
5. 348954

Answers

Answer 1

Answer:

1. 3.4 x10^-5

2. 5.4 x10^-3

3. 346574

4. 12.5x10^-4

5. 348954

Hope this helps, please mark me brainliest if it does! :)


Related Questions

examples for types of connective tissue
Plz it very important ​

Answers

Answer:

SPECIALISED CONNECTIVE TISSUES

dense regular connective tissue which is found in tendons and ligaments, and is shown below. ...

cartilage - (see the topic on bone and cartilage)

adipose tissue (see adipose cells)

haemopoietic tissue (bone marrow, lymphoid tissue)

blood (see the topic on blood)

Explanation:

hope you like my ans

Answer: Types of Connective Tissue

Cartilage. Cartilage is a type of supporting connective tissue.

ex:Hyaline cartilage, Hyaline cartilage, Elastic cartilage

Bone. Bone is another type of supporting connective tissue.

ex; Spongy bone, Compact bone

Adipose. Adipose is another type of supporting connective tissue that provides cushions and stores excess energy and fat.

Blood.

ex;Lymph

Hemapoetic/Lymphatic.

Elastic.

Fibrous

You toss a walnut at a speed of 15.0 m/s at an angle of 50.0∘ above the horizontal. The launch point is on the roof of a building that is 20.0 m above the ground.


a)How long after it is launched does the walnut reach the ground?

b)How far does the walnut travel horizontally from launch point to landing point?

c) What are the horizontal and vertical components of the walnut’s velocity just before it reaches the ground? Suppose that the +y-axis is directed upward and the +x-axis is directed horizontally from the launch point toward the landing point.

Answers

Answer:

a.3.51s

b.33.8m

c. 9.64,-22.9

Explanation:

(a) The time taken be "3.5083 sec".

(b) The distance will be "33.82 m".

(c) The horizontal and vertical components be "9.64 m/s and -22.89 m/s".

Velocity and Direction

According to the question,

Speed, V₀x = 15 Cos (50.0°)

                   = 9.64 m/s

            V₀y = 15 Sin (50.0°)

                   = 11.49 m/s

Vertical displacement = -20.0 m

(a) We know the relation between displacement, time and acceleration

→  y = vt + [tex]\frac{1}{2}[/tex]at²

By substituting the values,

→ -20.0 = 11.49 t - 4.9 t²

  4.9 t² - 11.49 t - 20.0 = 0

                                   t = [tex]\frac{11.49 + \sqrt{132.02+392} }{9.8}[/tex]

                                     = [tex]\frac{11.49 + 22.89}{9.8}[/tex]

                                     = 3.5083 sec

(b) We know the formula,

Distance = Speed × Time

or,

→ X = 9.64 t

      = 9.64 × 3.5083

      = 33.82 m

(c) Again by using the above relation, we get

    Vx = V₀x

          = 9.64 m/s

    Vy = V₀y - gt

By substituting the values,

          = 11.49 - 9.8 × 3.5083

          = 11.49 - 34.38

          = -22.89 m/s

Thus the response above is correct.

Find out more information about velocity here:

https://brainly.com/question/2456181

How do limiting factors impact Pacific Coast organisms?

Answers

Answer:

Limiting factors include a low food supply and lack of space. Limiting factors can lower birth rates, increase death rates, or lead to emigration. When organisms face limiting factors, they show logistic growth (S-shaped curve, curve B: Figure below). ... Limiting factors determine the carrying capacity of a population.

Explanation:

can someone help me please

Answers

Answer:

time

Explanation:

Answer:

hour measure time so their for it is time

Which best describes how single-celled organisms are different from multi-celled organisms?
A.
A single-celled organism is more detailed and complex.
B.
A single-celled organism must perform all cellular functions.
С.
A single-celled organism must work with other cells to survive.
D.
A single-celled organism is specialized to perform one function.

Answers

A single-called organism must perform all cellular functions on its own

Answer:

A single-called organism must perform all cellular functions on its own

Explanation:

i took the test

A bird is flying with a speed of 18.0 m/s over water when it accidentally drops a 2.00 kg fish. If the altitude of the bird is 5.40 m and friction is ignored, what is the kinetic energy of the fish when it hits the water?

Answers

Here we go.
My abbreviations; KE = Kinetic Energy; GPE = Gravitational Potential Energy.

So first off, we know the fish has KE right when the bird releases it. Why? Because it has horizontal velocity after released! So let’s calculate it:
KE = 1/2(m)(V)^2
KE = 1/2(2)(18)^2
KE = 324 J

Nice!
We also know that the fish has GPE at its maximum height before release:
GPE = mgh
GPE = (2)(9.81)(5.40)
GPE = 105.95 J

Now, based on the *queue dramatic voice* LAW OF CONSERVATION OF ENERGY, we know all of the initial energy of the fish will be equal to the amount of final energy. And since the only form of energy when it hits the water is KE, we can write:
KEi + GPEi = KEf
(Remember - we found the initial energies before!)
(324) + (105.95) = KEf
KEf = 429.95J
And that’s you’re final answer! Notice how this value is MORE than the initial KE from before (324 J) - this is because all of the initial GPE from before was transformed into more KE as the fish fell (h decreased) and sped up (V increased).

If this helped please like it and comment!

Which process causes the transfer of energy by air currents within the Earth's atmosphere?

Answers

Answer:

Conduction, radiation and convection all play a role in moving heat between Earth's surface and the atmosphere. Since air is a poor conductor, most energy transfer by conduction occurs right near Earth's surface

PLS ANSWER FAST WILL GIVE BRAINLYEST TIMED TEST!!!!


use the equation solving a= F divided by M

Also use metres per second squared [m/s2]


A Spring balance is used to launch a 0.05 kg foam ball with a force of 5N. What acceleration is produced?

Answers

using a=f/m u get 100 bc 5/.05 =100m/s

KIIS FM broadcasts at 102.7 MHz, what is the wavelength of that radio wave?

Answers

Answer:

2.92 m

Explanation:

As we know, frequency × Wavelength = Speed of light

so here frequency of 102.7 MHz can be written as 102.7× 10⁶ Hz..

So Lambda (wavelength) = 3×10⁸/ 102.7 × 10⁶ which gives 2.92 metres or 2.92 × 10¹⁰ Å

What is the final temperature of 5kg of water, with an initial temperature of 5oC, after 50kJ of energy has been transferred to it. The specific heat capacity of water is 4200 J/kgoC

Answers

Answer:

[tex]T_f=7.38^{\circ}[/tex]

Explanation:

Given that,

Mass, m = 5 kg

Initial temperature of water, [tex]T_i=5^{\circ} C[/tex]

Heat transferred, Q = 50 kJ = 50,000 J

The specific heat capacity of water is 4200 J/kg°C

We need to find the final temperature of the water. The heat transferred in the process is given by :

[tex]Q=mc\Delta T\\\\Q=mc(T_f-T_i)\\\\\dfrac{Q}{mc}+T_i=T_f\\\\T_f=\dfrac{50000}{5\times 4200}+5\\\\T_f=7.38^{\circ}[/tex]

So, the final temperature of water is [tex]7.38^{\circ}[/tex].

How can the President check Congress' power to make law?
Group of answer choices. MUST PROVIDE EVEDENCE OR I WILL REPORT AND POINTS WOULD BE TAKEN AWAY

A. Congress can override the veto to get the law on health care passed.


B. The President can call a special session to extend Congress to get his law passed.


C. The President can approve or veto laws created by Congress.

D. The Congress can vote to 'ignore' the President's wishes.

Answers

Answer:

The President may veto bills Congress passes, but Congress may also override a veto by a two-thirds vote in both the Senate and the House of Representatives. Article I of the Constitution enumerates the powers of Congress and the specific areas in which it may legislate.

so its eaither      A or C hope that helped sorry if a m wrong

Explanation:

select one popular music either OPM or from other countries that you like most. a.why you like this music/song? b.What is the message/s of this song that affect you most? c.if you will be the writer of this song, will you change the title or not? why?​

Answers

Answer:

my favourite song is hym to the sea. That song reminds me of the innocent people who lost their lives in titanic a century ago. If I was the writer of that song ,i would not change the title of that song because I can feel the sound of ocean when I listen to that song.

When you push an object, it pushes back with an equal and opposite force

Answers

Answer:

I would say false

Explanation:

Because friction slows it down which means when the object bounces back it will not have the same energy or force that was applied before.

A negative charge of 0.198 C exerts an attractive force of 83,506 N on a second charge that is 3,004 m away. What is the magnitude of the second charge? ( solve for one of the charges)

Answers

Answer:

-606.73C

Explanation:

According to coulombs law

F = kq1q2/r^2

Substitute the given value

83,506 = 9*10^9(-0.198)q2/(3004)^2

83,506 =  -1.242*10^9q2/9,024,016

-1.242*10^9q2 = 7.54*10^11

q2 = -7.54*10^11/1.242*10^9

q2 = -606.73C

hence the magnitude of the other charge is -606.73C

A trash compactor pushes down with a force of 500 N on a 3 cm2 input piston, causing a force of 30,000 N to crush the trash. What is the area of the output piston that crushes the trash

Answers

Answer:

[tex]180 cm^2[/tex]

Explanation:

We are given that

Force [tex]F_1=500 N[/tex]

[tex]A_1=3cm^2[/tex]

[tex]F_2=30000 N[/tex]

We have to find the area of the output piston that crushes the trash

Input  piston=Output piston

We know that

[tex]Pressure=\frac{force}{Area}[/tex]

Using the formula

[tex]\frac{F_1}{A_1}=\frac{F_2}{A_2}[/tex]

Substitute the values

[tex]\frac{500}{3}=\frac{30000}{A_2}[/tex]

[tex]A_2=\frac{30000\times 3}{500}[/tex]

[tex]A_2=180 cm^2[/tex]

Hence, the area of the output piston that crushes the trash 180 square cm

A trash compactor pushes down with a force of 500 N on a 3 cm² input piston, causing a force of 30,000 N on a 180 cm² output piston.

In physics, the pressure (P) is the force (F) applied perpendicular to the surface of an object per unit area (A) over which that force is distributed.

[tex]P = \frac{F}{A}[/tex]

A trash compactor pushes down with a force of 500 N (F₁) on a 3 cm² (A₁) input piston, causing a force of 30,000 N (F₂) to crush the trash.

Since the pressure in both pistons is equal, we can use the previous expression to calculate the area of the output piston (A₂).

[tex]\frac{F_1}{A_1} = \frac{F_2}{A_2} \\\\A_2 = \frac{A_1 \times F_2}{F_1} = \frac{3cm^{2} \times 30,000N}{500N} = 180cm^{2}[/tex]

A trash compactor pushes down with a force of 500 N on a 3 cm² input piston, causing a force of 30,000 N on a 180 cm² output piston.

Learn more: https://brainly.com/question/23603188

need help someone please

Answers

Answer:

C would be the correct answer.

An ice skater accelerates backward for 5.0 second to final speed of 12m/s. If the acceleration backward was at a a rate of 1.5m/s2 what was the skater's initial speed

Answers

Answer:

Initial velocity, U = 4.5m/s

Explanation:

Given the following data;

Final velocity, v = 12m/s

Time, t = 5 seconds

Acceleration, a = 1.5m/s²

To find the initial velocity, we would use the first equation of motion.

[tex] V = U + at[/tex]

Where;

V is the final velocity.

U is the initial velocity.

a is the acceleration.

t is the time measured in seconds.

Substituting into the equation, we have;

12 = U + 1.5*5

12 = U + 7.5

U = 12 - 7.5

Initial velocity, U = 4.5m/s

A hockey puck that has a mass of 0.170 kg travels with a speed of 42.0 m/s.

What is the momentum of the puck?

Answers

Answer:

Momentum = 7.14 Kgm/s

Explanation:

Given the following data;

Mass = 0.170 kg

Velocity = 42m/s

To find the momentum;

Momentum can be defined as the multiplication (product) of the mass possessed by an object and its velocity. Momentum is considered to be a vector quantity because it has both magnitude and direction.

Mathematically, momentum is given by the formula;

Momentum = mass * velocity

Substituting into the equation, we have;

Momentum = 0.170 * 42

Momentum = 7.14kgm/s

Therefore, the momentum of the honey puck is 7.14 Kgm/s.

A cart at rest accelerates to a speed of 30 meters per second over a 3.0 second time interval. What is the average velocity of the cart during these 3.0 seconds? P.4B

Answers

Answer:

15 m/s

Explanation:

Given data

Initial velocity= 0m/s----------since the cart was at rest

Final velocity = 30m/s

time= 30 seconds

Required

the average speed

We know that the sum of the initial and final velocity is divided by 2 to find the average velocity

average velocity= 0+30/2

average velocity= 30/2

average velocity= 15 m/s

Hence the average velocity is 15 m/s

How quickly will a 4 kg ball be accelerated if it is struck by a 12 N force?

Answers

Explanation:

Hey there!

Given that 4kg ball struck by 12 N force.

So, we need acceleration.

Force = Mass × Acceleration

And, so

Acceleration = Force / Mass.

Acceleration = 12/4

Acceleration is equal to 3m/s² in SI units.

Hope it helps :)

A 9 V battery produces a current of 18 amps. What is the resistance?

Answers

[tex]\bf{ \underline{Given:- }}[/tex]

[tex] \sf• \: Battery \: Voltage \: (V) = 9 \: v[/tex]

[tex] \sf• \: Current \: (I) = 18 \: Amps.[/tex]

[tex] \\ [/tex]

[tex]\bf{ \underline{To \:  Find :- }}[/tex]

[tex] \sf• \: The \: Resistance. [/tex]

[tex] \\ [/tex]

[tex] \huge\bf{ \underline{Solution :- }}[/tex]

[tex] \bf \red{ \bigstar{ \: Formula \: of \: Resistance \: (R) = \frac{V}{I}}}[/tex]

[tex] \rightarrow \sf R = \frac{9}{18} [/tex]

[tex] \rightarrow \sf R = \frac{1}{2}[/tex]

[tex] \rightarrow \sf R = 0.5[/tex]

[tex] \\ [/tex]

[tex] \bf \purple{Therefore, \: the \: \: resistance \: \: is \: \: 0.5 \: Ω \: .}[/tex]

Identify an example of conformity in your school or community. Tell what makes it an example of conformity.

Answers

Answer:

One example of conformity in my school is the wide obsession of designer clothes. Because famous people wear them kids think its cool and follow their actions.

Explanation:

Comparing the Motion of Two Cars
Position vs Time
for Two Cars
D
Which statements describe the motion of car A and car
B? Check all that apply.
Car A and car B are both moving toward the origin.
Car A and car B are moving in opposite directions,
Car Ais moving faster than car B.
Car A and car B started at the same location.
Car A and car B are moving toward each other until
they cross over.
B
Position (m)
Time (s)

Answers

B, C, E

Hope this helps

An object’s distance from a converging lens is 16.1 times the focal length.
How far is the image from the lens?
Answer in units of f .

Answers

Answer:Hey I just wanted to tell you that Jesus LOVES YOU SO MUCH He died on the cross for all your sins so you won’t have to suffer the consequences of your sin He paid for ALL OF IT! He loves you SO FREAKING MUCH like unconditionally... all you have to do is confess with your mouth and believe in your heart that Jesus is Lord and God raised Him from the dead 3 days later you will be saved ;)))))))) He wants an intimate relationship with you all you have to do is reach out to Him I love you AND ABOVE ALL JESUS LOVES YOU

Have a blessed day;))

Explanation:

An excited 92 kg football player celebrates a touchdown by carelessly running straight into the goalpost at 9.4 m/s. He bounces straight backward at 6.2 m/s. What was the change in velocity? What was the impulse of the player?

Answers

Answer:

i. 15.6 m/s

ii. I = 1.44 KNs

Explanation:

The impulse, I, on a body is the product of force applied on it and the time it acts.

i.e I = F x t

Impulse is sometimes expressed as the change in momentum of a body. It is measured in Ns.

i. mass, m, of the player = 92 kg

initial velocity of the player, u = 9.4 m/s

final velocity of the player, v = 6.2 m/s

Since he bounces back on hitting the pole, then the sign of initial and final velocities are of opposite sign.

So that,

change in velocity of the player = final velocity - initial velocity

                                          = 6.2 - (-9.4)

                                         = 6.2 + 9.4

                                         = 15.6 m/s

change in velocity of the player is 15.6 m/s

ii. Impulse, I = m(v - u)

                    = 92 x 15.6

                    = 1435.2

Impulse on the player is 1.44 KNs.

28.5 g of iron shot is added to a graduated cylinder containing 45.50 mL of water. The water level rises to the 49.10 mL mark. From this information, calculate the density of iron.

Answers

Answer:

Density=mass/volume.

1) we have to calculate the iron volume in liters.

iron volume=second level - first level=49.10 ml-45.50 ml=3.6 ml

3.6 ml=3.6 ml(1 liter / 1000 ml)=0.0036 liters  

2) we calculate the mass iron in kg.

28.5 g=28.5 g(1 kg /1000 g)=0.0285 kg.

2) we calculate the density of iron.

density=0.0285 kg / 0.0036 liters=7.92 kg/L

7.92 kg/l=7.92 kg/L(1000 g/1Kg)(1000 cm³/1 L)=7.92 g/cm³.

From this information the Iron density is 7.92 Kg/L or  7.92 g/cm³.

Explanation:

I hope this helps u! :D

Answer:

7.92 g/cm^3

Explanation:

1 mL = 1 cm^3

density = mass/volume

volume: 49.10 mL - 45.50 mL = 3.60 mL = 3.60 cm^3

mass: 28.5 g

density = (28.5 g)/(3.60 cm^3) = 7.91666... g/cm^3

Answer: 7.92 g/cm^3

simple machines are in a mousetrap

Answers

Answer:

A mousetrap makes use of a simple machine called a lever.

Explanation:

In a second-class lever the effort force is at the other end, with the load in the middle. In a third-class lever, the load is at the end and the effort force is between the fulcrum and the load. When you set the mousetrap, you are using a second-class lever. Sorry if I get this wrong. I am in 5th grade! ♥

what do you call ends of a magnet​

Answers

Answer:

The end that faces the north is called the north-seeking pole, or north pole, of the magnet. The other end is called the south pole. When two magnets are brought together, the opposite poles will attract one another, but the like poles will repel one another.

Explanation:

I hope this helps and pls mark me brainliest :)

If you have observed something about the world and want to


investigate it further, what are you seeking to do?


a Do background research


b Construct a hypothesis


C Ask a question


d Report the results

Answers

Answer: a

Explanation: :)



What is the net force of a scooter acting on the road with an impulse of 550 Ns for 10s.

Answers

Answer:

55N

Explanation:

Impulse is the product of Force and Time

Impulse = Force * Time

Given

Impulse = 550Ns

Time = 10s

Force = Impulse/Time

Force = 550/10

Force = 55N

Hence the net force on the scooter is 55N

Other Questions
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