Chemistry Middle School

Calculate the work done by a 3.4 N force pushing a 400 g sandwich across a table 0.75 m wide in 4 seconds.

Answers

Answer 1

Answer:

2.55 Joules

Explanation:

Force = 3.4 N

Displacement= 0.75 m

3.4 x 0.75 = 2.55

Have a good day/night :)

Related Questions

Based on the experiment results which factors limited the brine shrimp populations? What is your evidence?

Answers

Answer:

Explanation:

Based on the experiment results which factors limited the brine shrimp populations? What is your evidence?

Answer:

sorry i don't know

Explanation:

Help please!.............

Answers

Answer:

i cant see its rlly pixelated

please upload a better picture

An object is floating in the water, as shown in the picture below.

Describe the movement of the floating object as a wave passes by, and explain why the object is not carried forward with each wave.

Answers

there is no pic but the movement of the floating object is moving
A bouy or boat more

What additional abiotic and biotic factors might limit population size in Mono Lake?

Answers

Answer:

The Mono Lake populations would potentially be subjected to other limiting factors.Algae could be impacted by abiotic factors like carbon dioxide, nutrients and space.Brine shrimp could be impacted by abiotic factors like oxygen and space and biotic factors like food, predation by secondary consumers and disease.

Explanation:

hope this helps if it is wrong let me know have a blessed day

What one abiotic factor is the most important in the Mono Lake Ecosystem? Water because the amount of water affects the salinity of the water.

PLLLSSSS HELP I WILL GIVE BRAINLIEST

i dont need an explanation just the correct answer pls hurry I am dying

Answers

Answer:

option A, because Lithium and Chlorine both have their valency 1.

hope that helps...

A. It has one chloride ion for every lithium ion.

what are examples of attractive and repulsive forces?

Answers

Attractive force e.g - magnetic force, electric force, electrostatic force and gravitational force.
A magnet force and gravitational force

Students collected the seeds from a red flower and planted them. After a few months, the plants bloomed. Students saw that not all of the flowers were the same color. They collected and recorded some data about the flowers. They also sketched one of the flowers. The students plan to harvest seeds from these flowers and plant them to see what color flowers will be produced. Based on the data collected, which statement is the best prediction of what the colors of the flowers will be on the new plants?

Answers

Answer:

it is all about the getting money

Explanation:

What is a characteristic of a fossil fuel? They do not cause pollution. They are formed quickly. They are renewable. They are found deep within the earth.

Answers

They are found deep within the earth. (Fossil fuels are the main cause of pollutions, they do not form quickly, and they are non-renewable resources.)
fossil fuels are found underground trapped under layers and layers of rocks

Because they are not bonded it is much ________________ to separate the molecules
I need help right away
25 points

Answers

Hydrolysis I think
I’m not sure if its correct
It is much easier to separate the molecules because there is no attraction

What happen when you add heat to solids and liquids?​

Answers

When you add heat to a solid the particles gain energy and start to vibrate faster and faster.
When you add heat to a liquid the particles are given more energy and move faster and faster expanding the liquid.

Answer:

When you add heat to a solid like ice it melts and when you add heat to liquids it slowly turns into vapor  

Explanation:

What will happen if you place a cube of ice on the kitchen counter?​

Answers

Will melt over a fairly short period of time

Answer:

I'll turn into the liquid water because the air temperature is warmer than the freezers.

i’ll give brainliest!! I am a flat surface with one higher than the other. I make moving loads
easier I am an ..

A: inclined plane
B: wedge
C: screw
E: lever
F: wheel & axle
G: pulley

Answers

Answer:a inclined plane

Explanation:    like a ramp

Answer:

A. inclined plane

Explanation:

inclined plane or ramp allows for the easy movement of objects as the force required is less than the weight required to lift the object

The rabbit habitat in this graph has enough water to support 94 rabbits, shelter will support 85 rabbits, and there is enough food for 66 rabbits.

Answers

Answer:

85 rabbits is the carrying capacity

Explanation:

I believe it is 85 rabbita because the shelter ITSELF is able to carry/support 85 rabbits.

Should be 85, the shelter will support 85 rabbits and the 94 for water and 66 for food doesnt so much in this, carrying capacity is 85!

Help it keeps telling me im wrong

Answers

Answer:

Formula for density is mass/volume

Q1. Soccer Ball

Q2. Baseball

Q3.Float

Q4. 1.1

Q5. Sink

soccerball, baseball, float, 1.1, sink

Hydrogen and oxygen are ____________________ at room temperature...They’ve become an entirely different compound; ___________________.
I need help fast please help

Answers

1. gases
2. water (H2O)
Gass and water




Ndjsmeowkkamaja

5 Points for both questions.

QUESTION IN IMAGE. PLEASE HELP!

Answers

Answer:

The kinetic energy is 0J

Explanation: Mechanical energy is as much of potential and kinetic energy. Mechanical energy is never lost but only transformed from one form to another. As long as all the mechanical energy is as much as the potential energy then the kinetic energy is 0J. The mechanical energy of an object is found by summing its potential energy and kinetic energy.

It’s OJ because mechanical energy can give off the same

you hav to watch the video i don’t understand number 1 what to do help

Answers

I think the answer is ingestion,digestion,absorption,assimilation and edgestion

Ammonia and water react to form ammonium hydroxide, which is found in many household cleaners. The equation shown above to represent this reaction is balanced because ________________

A. hydrogen is found twice on both sides of the equation
B. water is present
C. the same number of atoms of each substance is present on both sides of the equation
D. here are a total of four elements on each side of the equation

Answers

Explanation:

A. hydrogen is found twice on both sides of the equation

It would be C because for it to be balanced there has to be the same number of atoms of each element on each side

The diagram shows the results of copying waves in both analog and digital
forms.

What conclusion about the reliability of analog and digital waves is supported
by the data?

Answers

Honestly this kind of stuff is so hard to me I just don’t understand it

Answer:

D

Explanation:

analog waves tend to have more

Other Questions
Effective time management can reduce much of the stress that might cause you to take chances and become an Aggressive Driver True or false Fin the area of the polygons The term for people that are not directly engaged in a war, but are still affected by it in a variety of ways is called the _______________________.Group of answer choicesPublic battlefieldBack linesDomestic frontHome front calculator shortcut for 16613 eight f(x) =3x, g(x) = x+4 and h(x)=x-1What is the value ofh[f(10)] What information may be included in a scheduling tool? Check all that apply.O when to studyOphone numbersO how long to studyO classes to study forOschool bus scheduleOdue dates for tasks Has anyone took the parametric functions test part 1 for pre calculus ???? if so do you remember the answers??? offering lots of points Answer this please-It due tomorrow Hank wanted to make$75,000 this year.Instead, he made made$60,000.Calculate the variance.$[?] PLSSS HELP IF YOU TURLY KNOW THISS Write at least ONE paragraph:If you are waiting to receive some information from a friend, how would you feel if they decided to tease and withhold it from you? A large rectangular prism has a length of 2 and 1/2 inches, a width of 4 inches, and a height of 1 and 1/2 inches. A smaller cube has a length, width, and height of 1/2 of an inch. How many of the smaller cubes will fit into the larger rectangular prism? Which verb form best completes the second sentence?Hoy est lloviendo. Y maana tambin llover..va aB.ir aC.estD. serResetNextAll rights reserved 3) Emily bought some wrapping paper for Christmas that was 2 feet long and 8 feet wide. What is the area of the wrapping paper she bought? 1.I resent people interrupting me when I'm speaking. (Change into passive) 2.Did you receive my email ?" (Report this question with the reporting clause: The teacher asked ........) If the sales per day of a start-up company can be modeled using the function s(d) = d 3 + 10, what is the maximum number of sales per day on the interval 0 < d 3? Divide. 58)48,894please help there are 238 total students graduating. They are sitting in seven rows, with the same number of students in each row. How many students are in each row?3 What is square root of pi^2 = ? During the Cold War, which of the following was NOT a Soviet Union leader?a. Khrushchevb. Nixonc. Brezhnevd. Gorbachev