Questions by Uwe Keim

Questions by Uwe Keim

How fast must a 2.5-g ping-pong ball move in order to have the same kinetic energy as a 145 g baseball moving at 39.0 m/s?m/s

asked Sep 23, 2023

1 answer

1 vote

24.1k views

The sum of three numbers is 3068.Two of the numbers are 1266 and 1755,find the third number

asked Sep 20, 2023

2 answers

2 votes

181k views

What can be said about an exothermic reaction with a negative entropy change?.

asked Jul 22, 2023

1 answer

7 votes

12.7k views

Javi colecciona cartas de fútbol. Su plan es tener 26 cajas. Ya tiene 6 cajas de tarjetas y compra una caja cada vez que va a Target. Va a Target dos veces al mes.

asked Apr 26, 2023

1 answer

5 votes

188k views

6. A car accelerates from rest to 5m/s in 20 s. The force from the engine is 2000N. The force of air resistance and friction acting is 1000N. What is the cars mass?

asked Dec 22, 2022

1 answer

5 votes

87.7k views

1) Complete the following statement. Our solar system is part of the _________ galaxy. A) Vega B) Solar System C) Milky Way D) Spiral Way 2) The speed of light can be used to measure the _______. A) time

asked Nov 23, 2022

2 answers

15 votes

2.6k views

Write a paragraph on topic of importance of social norms

asked Sep 5, 2022

1 answer

13 votes

35.9k views

Which polynomial correctly combines the like terms and puts the given polynomial in standard form? one-thirdx + 8x4 – two-thirdsx2 – x

asked Aug 20, 2022

2 answers

7 votes

24.6k views

A student places 25.0 mL of 0.100 M hydrazoic acid (HN3) in an Erlenmeyer flask and adds indicator. She then adds 5.0 mL of standardized 0.200 M NaOH. What is the pH of the solution

asked Jul 12, 2022

1 answer

1 vote

17.9k views

Newtons forst law of motion is also known as___?

asked May 25, 2022

1 answer

0 votes

36.6k views

Read the following summary: A young student in a tough neighborhood is gifted intellectually but must shun the dangerous streets of his neighborhood in order to achieve academically. This results in his

asked Feb 17, 2022

1 answer

2 votes

94.0k views

Help me..and thank you

asked Jan 2, 2022

1 answer

4 votes

133k views

What does Mary Warren say that Goody Osborne did to her? From the Crucible

asked Dec 11, 2021

2 answers

4 votes

115k views

Where did the capital move to in the year 781?

asked Nov 27, 2021

1 answer

5 votes

221k views

Let U represent the set of all people that frequently visit a certain restaurant, surveyed about which food they like best. Let B = x likes Hamburgers C = x ∈ U P = x likes Pizza (Assume these sets

asked Sep 27, 2021

1 answer

0 votes

95.6k views

Explain why the constitution does bot spell out the structure of the American government in great detail.

asked Sep 23, 2021

1 answer

5 votes

26.5k views

Read the excerpt from "Healthy Eating." But just a few easy changes in our diet will make a world of difference in our health. The key is planning and making informed decisions. "People get stuck with

asked Sep 13, 2021

2 answers

4 votes

107k views

A housing loan corporation states that it sanctions 80% of all housing loans within 7 working days once the verification process is completed. A customer group believes that all housing loans applied to

asked May 23, 2021

1 answer

2 votes

146k views

Please help!! Identify the sentence with useless words or phrases.A.She has to work to support her family, even though it meant she had to drop out of school.B.She dropped out of school on account of the

asked Mar 22, 2021

1 answer

4 votes

207k views

Which sentence describes an approach used by good fiction writers to orient readers early in a story? Describe the sequence of important events leading to the story’s climax. Tell the reader what the story

asked Mar 19, 2021

2 answers

4 votes

44.5k views

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