this instrument can used to visualize atoms

Answers

Answer 1

Answer:

can someone follow me

Explanation:

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Answer 2

Answer:

transmission electron microscope


Related Questions

PLEASE ANSWER NEED HELP!!!!!!!! PLEASE THE CORRECT ANSWER!!!!!!

Nadine knows that she should do some balance training, but she does not know much about it. She already has a full exercise schedule and is worried that she cannot fit in another intense workout session. What is the BEST advice for Nadine?
A.
She can add a few simple exercises to her regular routine.
B.
She really does not need to worry about it if she is stretching.
C.
She won’t get much out of her other workouts if balance isn’t addressed.
D.
She should find at least half an hour to go to the gym and work on balance.


PLEASE NO LINKS

Answers

I'm not that sure but I think the answer is D.

Cause without balance most exercises will not be easy to do.

But I suggest u wait for another person to answer.

She already has a full exercise schedule and is worried that she cannot fit in another intense workout session. She should find at least half an hour to go to the gym and work on balance. Thus option D is correct.

What are the benefits of doing exercise ?

physical activity can lead to improve the muscle strength workout on maintenance oxygen and vitamins for  tissues and allows the cardiovascular device to work more efficiently, when the heart and lung fitness enhance, energy will be enhanced.

The specificity, progression, overload, variation, and reversibility practicing often and always is so vital if you need to improve your performance.

The training help in development in fitness application are overload, progression, and specificity,  increase the repetitions, a quantity of weight, or length of time in an exercise you are familiar with, you are making use of overload.

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What is the electric current if a resistance of 100 Q and voltage of 12.0 V?
A.0.120 A
B.9.00 A
C.12.0 A
D.25.0 A​

Answers

We use the formula v=ir where I is current, v is voltage, and r is resistance, we get that r=12/100 which is answer choice A

Answer:

letter A

Explanation:

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If Kathy accelerates from rest in her car at 3.62 m/s? for 12.3 s, what will her final velocity be?

Answers

Answer:

15.66(s)

Explanation:

3.62+12.3

In a blinding blizzard, a reindeer trudges 310.0 m 55° east of south across the tundra. How far south does the reindeer move? How far east does the reindeer move?

Please show work.

Answers

The characteristic of the displacement is a vector allows to find the results for the components of the displacement are;

It moves to the south  distance  is: y = 177.8 m It moved to the east  distance is: x = 253.9 m

The displacement is a vector quantity, therefore it has modulus and direction, see attached for a diagram.

The reference system the West - East axis coincides with the x axis and the South - North axis with the y axis.

 

Let's use trigonometry to find its components.

          cos 55 = [tex]\frac{y}{d}[/tex]  

          sin 55 =  [tex]\frac{x}{d}[/tex]  

          y = d cos 55

          x = d sin 55

let's calculate

         y = 310 cos 55

         x = 310 sin 55

         y = 177.8 m

          x = 253.9 m

In conclusion using the characteristics of the displacement is a vector we can find the components of the displacement are;

It moves to the south  distance is y = 177.8 m It moved to the east  distance is x = 253.9 m

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How should the student modify (change) the setup to investigate how a motor works?

A. Attach a crank or use a students finger to force the coil of wire to rotate.

B. Place an iron nail inside the coil of wire.

C. Remove the magnet from the model.

D. Replace the lamp with a battery.

Answers

Answer:Students investigate motors and electromagnets as they construct their own simple electric motors using batteries, magnets, paperclips and wire.

Explanation:

I NEED ANSWERS ASAP!!!!! Suppose you apply a force of 75 N to a 25-kg object. What will the acceleration of the object b? (Remember a=F/m)




225 m/s2



25 m/s2



3 m/s2



25N

Answers

Answer:

C. 3m/s^2

Explanation:

Write the complete chemical symbol for the ion with 29 protons, 27 electrons,
and 31 neutrons.

Answers

Answer: Cu+2

Explanation:

solid are _______, usually in a regular repeating pattern

Answers

Answer:

particles or arranged will be the answer depending on the previous line.

Answer:

Solids are crystalline , usually in a regular repeating pattern.

I =
Q = 240 C
t= 300 s

Answers

It’s 40 what time is it

does cool air have more or less air pressure than warm air

Answers

Answer:

cold

Explanation:

cold air is more dense than warm air, therefore it has a higher pressure

27. How do you determine the number of valence electrons in a neutral atom?

Answers

Answer:

number of valence electrons is equal to the atoms main group number.

Explanation:

main group number for an element can be found from its column on the periodic table.

describe the motion of a baseball from pitch to being caught in the outfield, use as many concepts as u can

Answers

Answer:

Image result for describe the motion of a baseball from pitch to being caught in the outfield, use as many concepts as u can

The rotation of the baseball in combination with the way the seam is spinning through the air causes the ball to move in different patterns. A few common pitches are the fastball, curve ball, slider, and the screwball. Each of these pitches has a different spin because of how the player grips the ball.

Explanation:

Answer:

When a baseball is pitched, hit and flies in the air, one or more of the physical principles formulated over 300 years ago by Sir Isaac Newton act on it. Folklore tells how the mathematician and physicist first realized the law of gravity while observing a falling apple. Had Newton watched a baseball game instead, he might have formulated all three laws of motion by the seventh-inning stretch.

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How do the molecules move in the frozen lake?

1. They don't move
2. In place
3. Away from each other
4. Around each other

Answers

2 they move in place, molecules only stop moving at absolute zero and away from each other in gases, they move around each other in liquids
The hydrogen bonds in liquid water constantly break and reform as the water molecules tumble past one another. As water cools, its molecular motion slows and the molecules move gradually closer to one another. ... For most liquids, this continues as the liquid freezes and the solid state is denser than the liquid state.

A flute plays a note with a frequency of 266 Hz. What is the speed of sound if the wavelength is 1.3 m? 102 m/s 205 m/s 346 m/s 692 m/s

Answers

Answer:

the speed of sound if the wavelength is 346 m/s

When a flute plays note with a frequency of 266 Hz and the wavelength is 1.3 m then speed of sound will be 346 m/s. Hence option C is correct.

What is Speed ?

Speed is a rate of change of distance with respect to time. i.e. v=dx÷dt. Speed can also be defined as distance over time i.e. speed= distance ÷ time it is denoted by v and its SI unit is m/s. it is a scalar quantity. Speed shows how much distance can be traveled in unit time.

To find dimension for speed is, from formula

Speed = Distance ÷ Time

Dimension for distance is [L¹] ,

Dimension for Time is [T¹],

Dividing dimension of distance by dimension of time gives,

[L¹] ÷ [T¹] = [L¹T⁻¹]

Dimension for speed is [L¹T⁻¹].

For a any wave, there is relation between speed c, wavelength λ and frequency ν which is given by,

c = λν

Given,

wavelength = 1.3 m

frequency = 266 Hz

Speed = ?

Putting all values in the equation,

Speed = 1.3 m× 266 Hz = 345.8 m/s ≅ 346 m/s

Hence option C is correct.

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Why are there 16 ounces in a pound but 14 pounds in a stone?

Answers

Answer:

The pound originally was 12 oz, but was increased to 15 and then 16 oz later. One should remember that the weights on the scales were marked in oz, of 1, 2, 4, 8, &c, and in one case, the 16 oz simply became the pound.

Explanation:

Hope this helps

-------------------------------is the time measuring device in which periodic motion is produced by mechanical winding.

Answers

Answer:

Pendulum Clock

Explanation:

Explanation ---> Pendulum Clock is a time measuring device which was possible by the discovery of oscillation in which to and fro motion is present.

Explain why cookies baked
near the turned-up edges of a cookie sheet receive
more energy than those baked near the center do.

Answers

Answer:

It's all about the conduction between the pan and the cookies.

Explanation:

The cookies in the middle of the pan are not going to be cooked as much as the cookies touching both the bottom of the pan and the side of the pan due to the level of heat being given to those outside cookies. Lets try an example:

Lets say you're in a car in the middle of summer. You and your sibling sit on opposite sides of your other sibling, who is sitting in the middle seat. You and your other sibling are pressed up against the door of the car, making you heat up quicker since not only is it hot in the car, the sun is also on you. Meanwhile your other sibling isn't getting as much heat (but is still warm).

I hope this was able to help! There weren't any answers listed, so it may be the following:

- Conduction of heat

- Transfer of heat

- The pan heating up more of the cookie

- The conversion of more heat energy to the outside cookies

Good luck!

A giant rat is running at +4 m/s. After 2 seconds, his velocity is +20 m/s. What is his acceleration?

Answers

Answer:

8m/s²

Explanation:

the formula to find acceleration is: a=v-u/t

v refers to the final velocity

u refers to the initial velocity

so, a=20-4/2

a= 8m/s²

A student claimed energy was lost when she bounced a ball. Was she correct?

Answers

Answer:

Yes

Explanation:

Though energy can not be created or destroyed, when the ball is bounce it loses energy.

What are the four things that are dependent on the size of an electromagnetic force?

Answers

answer: loop countthe currentthe wire size and the presence of an iron core

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The four things that are dependent on the size of an electromagnetic force are magnitude of force, distance, current and the magnetic strength.

What is electromagnetic force?

An electromagnetic force is generated from a strong electric field associated with a magnetic field. A looping current generates a magnetic field around it where, the direction of magnetic field lines are perpendicular to the electric field.

The strength of electromagnetic field definitely depends on the wire size, number of turnings, material of coli and its magnetic strength. There are both electromagnetic force of attraction and repulsion as well.

The things which are dependent on the electromagnetic force are the distance over it can act, the loop current, magnetic strength and its magnitude of magnetic field.

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A block weighing 30kg is moved at a constant speed over a horizontal surface by a force of 100 N applied parallel
to the surface
What does the "constant speed" tell you about the forces acting on the block?
Draw body diagram for the block.
[

Answers

30-100=70^3•É+ 30 =3^E

Your foot has been stepped on, twice! Both times, a 100 kg person put all their weight on the heel of their shoe upon your foot. The first person was wearing flats, and their heel had an area of 60 cm2. The second person was wearing high heels, and their heel had an area of 9 cm2. What can you say about the two pressures on your foot

Answers

The pressure exerted by the shoe of the second person is 6.6 times the pressure exerted by the shoe of the first person.

Se know that pressure is defined as the ratio of force to area. A person that has a mass of 100 Kg has a weight of 100Kg × 9.8 m/s^2 = 980 N. This is the force exerted on your feet.

Now, the area of the first person's shoe = 60 cm2 or 0.006m^2 hence the pressure exerted by the first person is;

P = F/A = 980 N/0.006m^2 = 1.63 × 10^5 Nm-2

The area of the second person's shoe is 9 cm2 or 0.0009m^2 hence the pressure exerted is;

P = 980 N/ 0.0009m^2

P = 1.08 × 10^6 Nm-2

Hence, the pressure exerted by the shoe of the second person is 6.6 times the pressure exerted by the shoe of the first person.

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Define power and discuss how to determine power worth 4 points

Answers

     Power is, summarized, how fast something is done using energy. More specifically, power is the amount of energy transferred or converted per unit time.

     To determine power, you use the following formula:

                              [tex]P=\frac{W}{Δt}[/tex]

(formatting is messed up, the denominator is Δt)

         P - power

         W - work

         Δt - elapsed time

     Hope this helps, have a wonderful day :D

what's the answer? and is my answer correct? ​

Answers

Answer:

it's correct

Explanation:

answer is 3.6

How are newtons third law of motion applies to a system of objects

Answers

Answer:

Newton's third law of motion states that whenever a first object exerts a force on a second object, the first object experiences a force equal in magnitude but opposite in direction to the force that it exerts. ... Newton's third law is useful for figuring out which forces are external to a system.

Explanation:

is these what you're looking for?

What is the answer and full explanation?

Answers

Answer:

There is no question or a work that you need help with

A train travel south at the
speed of 120 km/h in 1. 6 hours
Calculate it's displacement​

Answers

ANSWER

Velocity: 120 miles/hr

Now Distance=  Speed × Time

Now Velocity and speed have the same magnitude. Velocity being a vector quantity has a definite direction. Whereas speed is a scalar quantity,it indicates only the magnitude an doesn't define any direction.

Hence Distance = Velocity x time

Distance = 3.5 × 120 = 420 miles

Speed=120Km/hTime=1.6h

[tex]\\ \sf\longmapsto Displacement=Speed(Velocity)\times Time[/tex]

[tex]\\ \sf\longmapsto Displacement=120(1.6)[/tex]

[tex]\\ \sf\longmapsto Displacement=192km[/tex]

what is the direction of the magnetic force on the charge?

Answers

Answer: The direction of the magnetic force on a moving charge is perpendicular to the plane formed by v and B and follows right hand rule–1 (RHR-1) as shown. The magnitude of the force is proportional to q, v, B, and the sine of the angle between v and B.

Explanation:

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Answers

beta decay. Nuclear reaction: ⁴⁰K → ⁴⁰Ca + e⁻. Beta decay is radioactive decay in which a beta ray and a neutrino are emitted from the same reaction hope this helps!

Answer:

a

Explanation:

aaaaa......................aaaaaa

Dina has been working out for a few weeks. She wants to really focus on developing healthy habits rather than a very specific goal, like losing weight. She knows that tracking can help maintain health. What could she document that would let her see progress?
A.
She should just create a long-term goal.
B.
She could note the lengths and speeds of her morning runs.
C.
She should write down what she weighs when she wakes up in the morning.
D.
She can record what days she exercises and the type of activity.

Answers

Answer:

The correct choice is A. She should just create a long-term goal.

She can record what days she exercises and the type of activity to record her progress. Correct option is D.

Documenting the days she exercises and the type of activity she engages in is a valuable way for Dina to track her progress in developing healthy habits. This approach aligns well with her focus on healthy habits rather than a specific weight-related goal.

Tracking exercise routines allows Dina to:

Monitor Consistency: By recording exercise days, she can see how consistently she's engaging in physical activity. Consistency is key to forming lasting healthy habits.

Variety: Recording the types of activities she participates in helps her ensure that she's incorporating a variety of exercises, which contributes to overall fitness and prevents boredom.

Gradual Improvement: Over time, she can observe if she's able to increase the duration, intensity, or frequency of her workouts, indicating progress in her fitness level.

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Match each sentence part to the question it answers.Drawing on her love of running, she decided to organize a 5Krun to raise money for the families of patients at a localchildren's hospitalWhich sentence part> contains the main subject Drawing on her love of runningand action?Which sentence part tellsC) why the subject took thisaction?to raise money for the families of patients at alocal children's hospitalWhich sentence part tellswhere the subject got the (1) she decided to organize a 5K runidea for the action? Pemdas please help explain too please why would ben franklinuse a woman's name as an alias 10points Topic: Quintero is very busy. Mara and Eduardo, the parents, work. Her sons, Daniel and Carlos, are in high school and are very involved in school and other activities. Mara and Eduardo believe that there is a lot of communication between the family and they want to solve the problem. They want to spend more quality time together, but their kids are almost always on their phones texting or on the internet. In your experience, how is the communication that exists in the traditional family affecting the internet? What are the advantages and disadvantages of using the social network so much? In what ways can you communicate your well-being and your family relationships? What do you recommend to someone who wants to improve family communication? Calculate the missing values in these similar triangles Please show work , if u can.Thank you A regular heptagon has sides measuring 3.2 inches and an apothem that measures 2.9 inches. What is the area of this heptagon? The practice of recording a song that has previously been recorded by another artist is known as what Understanding the benefits of an activity can __________. Solve the system of equations by the substitution method.3x + 2y=22x=5y-4 Type an ordered pair Can someone help me please Assess the extent to which prediction is the most important factor in reducing the effects of tropical storms. Which statement best describes Mexico's policy on slavery in Texas?Question options:Native AmericansUnited StatesSpainGreat Britain what is the 35th term of : 0.13 , 0.38 , 0.63 , 0.88 , 1.13 What is the midpoint of the segment shown below? Which pair shoes equivalent expressions How does the author createsuspense in this excerpt?A. He describes the character's thoughtsand fears.B. He doesn't describe the setting.C. He slows down the action. How do scholars believe that humans first arrived in the Americas?A. by boat from south AsiaB. through the polar region from EuropeC. overland from northeast AsiaD. by boat from western Africa So my teacher want us to write a story and have grammar in it too but Im not much of a writer and not sure how to write it out. Please someone give suggestions to get marked as brainliest Can anyone help me ASAP! what is ratio in a scale drawing?