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7. A 2kg ball is released from rest at the top of a track and reaches a speed of 10m/s at the bottom. a. How much kinetic energy does the ball have? b. how much potential energy did it have at the top
answered
Dec 25, 2024
Physics
college
4
votes
231k
views
A satellite television system includes communications satellites and A. GPS receivers B. electromagnetic waves C. infrared cameras D. satellite dish antennas
answered
Dec 10, 2024
Social Studies
high-school
4
votes
134k
views
What did the Nuremberg Laws accomplish? A. They forced Jews to add a Jewish middle name if their names were not clearly Jewish. B. They defined who was Jewish on the basis of blood. C. They ordered sterilization
answered
Sep 16, 2024
History
high-school
2
votes
135k
views
Ruv _____ nicks Holliday junction and resolves it. a) C b) B c) G d) A
answered
Jul 15, 2024
Engineering
college
2
votes
223k
views
Which expression has a value of –6? a) -4 • 2 - (-14) b) -16 ÷ (-2) - (-2) c) -2 - (-8) ÷ (-1) d) -12 ÷ (-3) - 20 ÷ 2
answered
May 22, 2024
Mathematics
high-school
7
votes
120k
views
When he had the opportunity to meet with the U.S. president's son and acquire a job working for the president, he ruined his opportunity because he was ______________.
answered
May 3, 2024
English
high-school
3
votes
232k
views
Which part of the cell contains genetic information? A. Plasma membrane. B. Nucleus. C. Chloroplast. D. Mitrochondria.
answered
Mar 17, 2024
Biology
high-school
2
votes
178k
views
What are the facets to visual versus verbal learning?
answered
Mar 9, 2024
Social Studies
high-school
0
votes
46.8k
views
Who divided Athens into neighborhoods, or demes, which became the basis of voting districts?
answered
Mar 8, 2024
History
high-school
5
votes
107k
views
How long have Australians been playing cricket? a) Since the 16th century b) Since the 18th century c) Since the 19th century d) Since the 20th century
answered
Mar 2, 2024
Arts
high-school
4
votes
86.7k
views
Remains of anatomically modern humans found at two sites in Israel________
answered
Feb 27, 2024
Social Studies
high-school
3
votes
76.2k
views
I have a calculus question about limits and velocity, pic included
answered
Nov 22, 2023
Mathematics
college
3
votes
12.8k
views
A recipe uses 3/4 cup of water and 2 cups of flour. Write the ratio of water to flour as described by the recipe [Answer 1] Write the value of the ratio as a fraction in the simplest form. [Answer 2]
answered
Aug 6, 2023
Mathematics
middle-school
10
votes
62.0k
views
8. What least number must be subtracted from 13601 to get a number exactly divisible by 87?
answered
Jun 10, 2023
Mathematics
high-school
10
votes
41.9k
views
You spend $45 on 5 books. Find the unit cost.
answered
May 30, 2023
Mathematics
high-school
5
votes
174k
views
Which statement correctly contrasts science and psuedoscience
answered
Dec 25, 2022
Chemistry
college
4
votes
11.8k
views
Why is there no sedimentary rock deep in the earths crust?
answered
Dec 22, 2022
Geography
high-school
12
votes
142k
views
How did the US do the Trans Atlantic slave trade
answered
Nov 8, 2022
History
high-school
5
votes
54.6k
views
Write a 5-10 sentence paragraph answering this question. How do you feel when you go a long time without exercising?
answered
Oct 15, 2022
Health
middle-school
1
vote
9.0k
views
What are the five missions of the U.N. Security Council?
answered
Sep 15, 2022
History
high-school
2
votes
209k
views
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