Answers by Michael Hart
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Answers by Michael Hart

Answers by Michael Hart
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For each of the motions described below, determine the algebraic sign (+, -, or 0) of the velocity and acceleration of the object at the time specified. For all of the motions, the positive y axis is upward.
answered Jul 20, 2020
1 vote
162k views
A plumber charges $55 per hour plus a $50 service charge. Kevin hired the plumber to install a new hot water heater. What are the total charges if the plumber took 4 hours to complete the installation?
answered Jun 23, 2020
5 votes
191k views
Differences in air pressure drive the global wind system on earth. Which term describes polar winds that blow from east to west?
answered Apr 7, 2020
1 vote
202k views
A ball rolls off the end of a horizontal table that is 4 meters off the ground. It is measured that the ball lands 3 meters away at the base. What speed did the ball roll off the end of the table? Sketch
answered Feb 28, 2020
7 votes
175k views
Which of the following functions could be the inverse of function f
answered Jun 23, 2019
0 votes
71.6k views
64% of the animals at an animal shelter are dogs. About what fraction of the animals at the shelter are dogs?
answered Apr 19, 2019
5 votes
2.1k views
Purpose: Critically analyze a passage from “The Secret Life of Walter Mitty” STEP 1: Think about the theme of the passage Write your theme using the sentence stem: In “The Secret Life of Walter Mitty,”
answered Apr 8, 2019
0 votes
5.9k views
In a hypertonic solution the mass of the cell would ________.
answered Mar 20, 2019
6 votes
72.2k views
I don't understand this . . .
answered Dec 18, 2018
5 votes
75.7k views
What rhetorical feature can be analyzed in a non-fiction text? select all that apply. a) persuasive appeals b) tone c) word choice d) syntax
answered Dec 6, 2018
5 votes
150k views
Read the excerpt from My Story. She took me up a flight of stairs (the cells were on the second level), through a door covered with iron mesh, and along a dimly lighted corridor. She placed me in an empty
answered Dec 3, 2018
3 votes
198k views
Renae wants to write a blog about her favorite sports stars. She wants the blog to be informative and visually appealing, so she wants to include pictures of various sports stars on her blog. Which is
answered Aug 25, 2018
2 votes
47.5k views
What's 35 ÷ 3 I just get a really big number
answered Aug 19, 2018
2 votes
68.4k views
If you select 10 Sundays from the school year at random, is likely to have studied the most hours overall, and is likely to have studied the least hours overall. NextReset
answered Jul 17, 2018
1 vote
203k views
"Quelquefois" goes after the first verb in a sentence. True? Or False
answered May 9, 2018
4 votes
150k views
The mass number of an isotope of uranium is 238, and its atomic number is 92. Which symbol best represents this isotope of uranium?
answered Nov 10, 2017
3 votes
129k views
What did karl marx do for the russian revolution?
answered Sep 4, 2016
3 votes
130k views
How do I solve this if there are only 2 numbers
answered Feb 10, 2015
2 votes
220k views
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