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Questions Asked on October 11, 2020

Why is Newton’s cradle (Newton’s balls) described as an “almost-ideal” closed system?
1. 5 answers
2. asked by jasmine
3. 5,685 views
A large metal ball is at rest, and a small rubber ball is moving at a high velocity. When they collide, the large metal ball
1. 7 answers
2. asked by kiley
3. 4,996 views
Two ice skaters want to prove conservation of momentum. Skater A has a mass of 72 kg, and skater B has a mass of 48 kg. They are
1. 4 answers
2. asked by madisson
3. 4,800 views
A particle moves in the xy plane with a constant acceleration given by a = -4.0j m/s^2. At t = 0, its position and velocity are
1. 1 answer
2. asked by Joker
3. 4,002 views
Four benefits of the youth participating in community anti-substane abuse campaigns
1. 3 answers
2. asked by Pholosho
3. 3,724 views
Which series of steps describes how to demonstrate conservation of momentum in a system of two moving particles that collide?(1
1. 2 answers
2. asked by jasmine
3. 3,392 views
A small ball with a mass of 0.6 kg and a velocity of 12 m/s hits another ball with the same mass. The first ball stops moving,
1. 4 answers
2. asked by kiley
3. 3,163 views
If the net force of a system is a non-zero constant and the mass decreases, what must be true about the acceleration?The
1. 2 answers
2. asked by madisson
3. 3,059 views
Which situation best represents a closed environment?two balls colliding in deep space two balls colliding on a pool table two
1. 7 answers
2. asked by kiley
3. 2,810 views
If an object is moving at a constant velocity, which must be true?(1 point)Its acceleration is increasing. Its acceleration is a
1. 2 answers
2. asked by madisson
3. 2,355 views
How do signals move from a sensory neuron toward the brain? (1 point)A.) Interneurons help signals move from one neuron to
1. 6 answers
2. asked by unknown12
3. 2,096 views
A man pushes his child in a grocery cart. The total mass of the cart and child is 30.0 kg. If the force of friction on the cart
1. 2 answers
2. asked by Anonymous
3. 2,085 views
7 freshmen, 10 sophomores, 7 juniors, and 8 seniors are eligible to be on a committee.In how many ways can a dance committee of
1. 4 answers
2. asked by sharon
3. 1,874 views
Conservation of Momentum Unit Test14 of 19 Items Item 14 Which series of steps describes how to demonstrate conservation of
1. 1 answer
2. asked by jasmine
3. 1,653 views
Iodine-131 has a half-life of 8 days. How many days would it take for a sample of Iodine -131 to go from 50 grams to 3.125
1. 1 answer
2. asked by Anonymous
3. 1,630 views
A blue and a green billiard ball, each with a mass of 0.15 kg, collide directly. Before the collision, the blue ball had a speed
1. 1 answer
2. asked by jasmine
3. 1,435 views
An empty relative density bottle has a mass of 25g.When filled with a liquid of relative density 0.92g,its mass became
1. 2 answers
2. asked by Anonymous
3. 1,326 views
Write 39/9 as a whole or mixed number in simplest from. A. 4 1/3 B. 3 9/39 C. 9 1/3 D. 5 1/4
1. 5 answers
2. asked by HElpppp
3. 1,309 views
Why is Newton’s cradle (Newton’s balls) described as an “almost-ideal” closed system? Explain your reasoning in one or
1. 0 answers
2. asked by jasmine
3. 1,245 views
Rebecca had 9/10 of a yard of ribbon. Then she gave 7/20 of a yard to a friend. How much does she have left?
1. 3 answers
2. asked by e
3. 1,176 views
An auditorium has to be filled with 228 chairs. How many chairs are needed in each row if there are 7 rows in total?
1. 3 answers
2. asked by Vivaan
3. 1,087 views
The length of a rectangle is 6cm more then its width.The area of the rectangle is 55cm².
1. 1 answer
2. asked by Cammel Joy Radores
3. 979 views
Lesson 1 : Introduction To heritage
1. 11 answers
2. asked by Connections Academy Student <3
3. 967 views
the radius of the planet venus is nearly the same to that of the earth, but its mass is only 80% that of the earth. if an
1. 2 answers
2. asked by Olamide
3. 958 views
At a particular moment in time, a particular society’s wealth is distributed very unevenly, with some individuals controlling
1. 0 answers
2. asked by María
3. 867 views
When 1.07E-1 g of Zn(s) combines with 5.64E1 mL of HCl(aq) in a coffee cup calorimeter, all of the zinc reacts, which increases
1. 0 answers
2. asked by Tej
3. 831 views
What is the index of refraction of a material if the angle of indence in air is 50 and the angle of refraction in the material
1. 1 answer
2. asked by Daniel
3. 793 views
Which factor most contributed to the creation to the documents in the list
1. 0 answers
2. asked by Javon cannon
3. 732 views
Two Factors why it is important for the youth to investigate and be Knowledgeable about it
1. 1 answer
2. asked by Mpho
3. 689 views
The vertical angle of a cone is 70% and the slant height is 11 .. calculate the height of the cone
1. 2 answers
2. asked by Anonymous
3. 669 views
Rita planted hydrangeas in her and her grandmother’s home. The same batch of seeds produced blue flowers in her home and pink
1. 0 answers
2. asked by Peter
3. 657 views
In triangle ABC, AB=(5-x)cm,BC=(4+x)cm, angle ABC=120 and AC=y cmShow that y^2=x^2-x+61
1. 1 answer
2. asked by Anonymous
3. 624 views
What question can you ask to help you analyze and compare different texts? Select two answers ∆does the author use direct
1. 1 answer
2. asked by Pheiffer
3. 612 views
A capacitor has two parallel plates separated by 2 mm and is connected across a 50 V battery.I. What is the electric filed
1. 2 answers
2. asked by KEWI
3. 609 views
Making a down payment on a loan gives the borrower which of the following?a. a large total amount financed b. a strong incentive
1. 1 answer
2. asked by Elizabeth
3. 569 views
Find the height of the tower and use a scale of 1cm to represent 3m
1. 2 answers
2. asked by Esther
3. 569 views
Miss Jessica went to the supermarket with a sum of money. She spent 1/2 of her money plus $12 on a cake. She then spent 1/2 of
1. 1 answer
2. asked by hola
3. 564 views
A group of soldiers walked 15km north from their camp then covered 10km more due east. 1. What is the total distance walked by
1. 1 answer
2. asked by daniel
3. 561 views
A tennis rocket hits a sand - filled tennis ball with aforce of 4.5 N. While the 0.3 kg ball is in contact with the racket, wath
1. 1 answer
2. asked by Aiberlen
3. 561 views
Find the least number such that876xy is divisible by 20.
1. 2 answers
2. asked by picklepeter
3. 550 views
what conflict does the narrator face?
1. 2 answers
2. asked by honey
3. 546 views
the impact of risky behaviour on the different aspect of life
1. 1 answer
2. asked by Qiniso Fax
3. 538 views
Carol Miller went to Europe and forgot to pay her $1,000 mortgage payment on her New Hampshire ski house. For her 25 days
1. 1 answer
2. asked by Lexi
3. 533 views
how does stacy attitude toward her grandmother change after her mother explains traditional chinese customs
1. 0 answers
2. asked by Pls don't bully me
3. 507 views
The molecular weight of compound C2H2 CHO is.
1. 1 answer
2. asked by John
3. 499 views
what is the common factors given pair numbers of 22 and 45
1. 1 answer
2. asked by sean chris obias
3. 498 views
Hi I need help for unit 2 lesson 12 for 7th grade EnglishAm going through a really hard time and i really need help answering
1. 4 answers
2. asked by Pls don't bully me
3. 461 views
Hannah and Corrine are playing a game by rolling two cubes, each numbered 1 through 6. If the sum of the numbers on the cubes is
1. 1 answer
2. asked by scott king
3. 456 views
Translate the sentence into an inequality. Four subtracted from the product of 7 and a number is at most-23
1. 1 answer
2. asked by Roosel Al-Ebadi
3. 455 views
how does the current flowing through through light bulb A compare with the current through light bulb B?
1. 1 answer
2. asked by imma
3. 452 views
An aqueous solution of ethanol ,CH3CH2OH (M=46.08 g· mol-1), that is 12.00% ethanol by mass , has a density of 0.9808 g·mL-1
1. 0 answers
2. asked by liming
3. 429 views
what pronouns can replace are
1. 2 answers
2. asked by Anonymous
3. 426 views
if you were to look up 13.28 divided by 3 theres nothing for the answers and the teacher who made those pages dont know how to
1. 0 answers
2. asked by yo mama bear
3. 419 views
The local reader’s club has a set of 36 hardback books and a set of 30 paperbacks. Each set can be divided equally among the
1. 1 answer
2. asked by HElpppp
3. 410 views
Sodium metal is immersed into a graduated cylinder that holds exactly 32.5ml.The sodium metal used to fill the cylinder weighs
1. 1 answer
2. asked by Ramil
3. 408 views
HCO3 +Ca(OH)2
1. 2 answers
2. asked by Susan
3. 387 views
Which is NOT a factor that affects fossilization?A) age of the organism B) hard or soft body parts C) predators destroying the
1. 0 answers
2. asked by Kaleb
3. 386 views
Rank the following atoms and ions from smallest to largest radius:Ba,Ba^2+,Cs,Sr^2+
1. 0 answers
2. asked by Taylor
3. 381 views
What kind of transition words show that you are discussing when or where something occurringa. sequencing b. emphasis c.
1. 4 answers
2. asked by the right anwsers
3. 374 views
Can the sides of a triangle have lengths 8, 16, and 17?
1. 1 answer
2. asked by Anonymous
3. 368 views
a 0.5kg metal block is attched by a piece of string to a dynamic cart. the block is allowed to fall from rest, dragging the cart
1. 1 answer
2. asked by mark lee
3. 367 views
You are given LM = 13 and LN = 20. What is a possible value of MN?
1. 1 answer
2. asked by Anonymous
3. 355 views
Layla and Adam have some stickers. if Layla gives 23 stickers to Adam, she will have 18 stickers more than him. How many more
1. 1 answer
2. asked by bb
3. 352 views
have been under a lockdown for the past many days. These days have been a constant roller coaster of various emotions including
1. 1 answer
2. asked by rida
3. 349 views
Examine how each of the following are responsible for road accidents and propose practical solutions by the community
1. 0 answers
2. asked by Zaziwe
3. 341 views
If a boat is sliding down an angled boat ramp to the edge of a lake, how can the acceleration of the boat be decreased while
1. 0 answers
2. asked by jasmine
3. 334 views
please place the following in order of lowest to highest;35%,1/3,0.350,3/10
1. 2 answers
2. asked by william joseph elliott
3. 333 views
Jiru and Dolly went shopping together. Jiru had $210 and Dolly had $450. After each spent and equal amount of money, Dolly had 3
1. 1 answer
2. asked by Dadyx
3. 325 views
What does this mean?'You have in the Messenger of Allah a beautiful pattern for anyone whose hope is in Allah and the Final
1. 0 answers
2. asked by Fcc
3. 322 views
How does Patsy feel about the doctor?
1. 2 answers
2. asked by Alex
3. 319 views
(Log x + log (2x-3)) =1
1. 1 answer
2. asked by Cyril
3. 318 views
Layla and Adam have some stickers. if Layla gives 23 stickers to Adam, she will have 18 postcards more than him. How many more
1. 3 answers
2. asked by bb
3. 317 views
What is the name of the famous mathematician that his/her name has the letters Q,X,B,E,C,W,D,A,J, and M
1. 0 answers
2. asked by Chelsea
3. 291 views
Explain inverse mass in a simple terms.
1. 0 answers
2. asked by elle
3. 282 views
A chips bag costs twice as much as a candy bar. Hailey bought 20 chips bag with 2/5 of her money. How many candy bar could buy
1. 1 answer
2. asked by xan
3. 271 views
The chemistry homework given to form 3 during march
1. 1 answer
2. asked by Getrine
3. 251 views
99 is the product of Chrissy hieght and 9
1. 1 answer
2. asked by Gavin Arave
3. 236 views
Rock CycleC B D B In this order
1. 1 answer
2. asked by Collins Forscher
3. 213 views
find f (g(x))
1. 1 answer
2. asked by Anonymous
3. 163 views

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