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An earth observer sees an alien ship pass overhead at 0.3c. The ion gun of the alien ship shoots ions straight ahead of the ship at a speed 0.4c relative to the ship. What is the speed of the ions relative
asked
Jun 5, 2021
Physics
college
1
answer
1
vote
81.3k
views
You already know MATH HELP PLEASE! ILL GIVE BEST ANSWER REWARD
asked
Mar 11, 2021
Mathematics
high-school
2
answers
1
vote
160k
views
Why are Supreme Court justices appointed for life?
asked
Feb 24, 2021
Social Studies
middle-school
1
answer
0
votes
192k
views
What purpose did Liberty Bonds serve on the Home front during World War
asked
Nov 1, 2020
History
middle-school
2
answers
3
votes
130k
views
6 examples of traditional
asked
Sep 18, 2020
Social Studies
middle-school
1
answer
5
votes
116k
views
John had $800 Tasha has $500 Kyle had $300 who had the most money.
asked
Jul 1, 2020
Mathematics
middle-school
1
answer
4
votes
198k
views
The following animals is an endotherm? A. grasshopper B.horse C.lizard D.snake
asked
Jun 3, 2020
Chemistry
college
1
answer
3
votes
121k
views
The main difference between the Readers' Guide to Periodicals and resources like EBSCOhost and Expanded Academic ASAP is that A. the Readers' Guide is a basic index, while the other resources are full
asked
Jul 4, 2019
English
middle-school
1
answer
3
votes
108k
views
What number can you add to √7 to get a rational number? −7√ 7√ 7 0
asked
Nov 8, 2018
Mathematics
high-school
1
answer
5
votes
24.9k
views
To modify a plural noun that ends in s to show possession, you should
asked
Nov 19, 2017
English
high-school
2
answers
2
votes
156k
views
Solve the following and express each answer in scientific notation. (5.3*10^4)+(1.3*10^4)= (7.2*10^-4)/(1.8*10^3= 10^4*10^-3*10^6=
asked
Sep 9, 2017
Mathematics
high-school
1
answer
1
vote
49.9k
views
Which deserts are located in Chile and Argentinea
asked
May 14, 2017
Geography
middle-school
2
answers
3
votes
161k
views
Which of these models helps explain human reaction to stressful situations or things? A.) general adaption syndrome B.) immune response C.) conceptual model D.) stress response model
asked
Apr 7, 2017
Biology
high-school
2
answers
0
votes
56.9k
views
Why did the united states want the soviet union to remove its nuclear weapons from Cuba?
asked
Apr 14, 2016
History
high-school
1
answer
1
vote
141k
views
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