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8. An empty toy train car of mass 50 kg coasts along at 5 m/s. A 10-kg toy is suddenly dropped vertically into the car. Find the speed of the car immediately after the toy is dropped in. A. 0.5 m/s B.
answered
Dec 10, 2021
Physics
high-school
6
votes
59.9k
views
Jennifer is 3 years older than twice Zack’s age. The sum of their ages is 21. What are their ages?
answered
Sep 14, 2021
Mathematics
college
7
votes
141k
views
Can someone help me quickly please
answered
Jul 19, 2021
Geography
high-school
5
votes
10.1k
views
Yugoslavia's civil wars and ultimate division into seven independent states is an example of __________.a.nationalism resulting in genocide and human rights violationsb.a successful and peaceful nationalist
answered
Jun 12, 2021
Social Studies
high-school
2
votes
131k
views
Put these numbers in order from greatest to least 4/9 40% square root of 20 0.044
answered
Jun 8, 2021
Mathematics
high-school
7
votes
176k
views
Jameson dropped and broke the cookie jar while his parents were on vacation. What is the best explanation for why the writer would revise this sentence to use passive voice? a. The writer does not know
answered
May 30, 2021
English
high-school
3
votes
194k
views
Column A Suppose one of the data values is 20. An observation of 20 is one standard deviation the mean. Suppose one of the data values is 8. An observation of 8 is two standard deviations __ the mean.
answered
May 22, 2021
Mathematics
high-school
3
votes
63.5k
views
When a health provider uses social media and the site allows for responses, what is MOST important for the provider to plan for?
answered
Mar 29, 2021
Health
high-school
2
votes
220k
views
Does Jefferson support or oppose a bill of rights?
answered
Feb 15, 2021
History
high-school
4
votes
117k
views
Sí, quiero postre, café y la ______ por favor? A. postre B. carne C. ensalada D. cuenta
answered
Jan 11, 2021
Spanish
college
2
votes
235k
views
The functions f(x) and g(x) are described using the following equation and table: f(x) = −6(1.05)x x g(x) −4 −9 −2 −6 0 −3 2 2 Which equation best compares the y-intercepts of f(x) and g(x)?
answered
Dec 27, 2020
Mathematics
middle-school
4
votes
58.7k
views
If the average(arithmetic mean) of 5 and r is 7 and the average of 3 and s is 3 , what is the average of r and s? A) 3 B) 5 C) 6 D) 9
answered
Aug 3, 2020
Mathematics
middle-school
1
vote
42.3k
views
Which statement would an Anti-Federalist be most likely to agree with? A. The federal government should have the power to collect taxes. B. Government efficiency is more important than individual freedom.
answered
Jun 11, 2020
History
middle-school
3
votes
196k
views
Conclusion on wildfires
answered
Jun 1, 2020
Geography
middle-school
3
votes
46.7k
views
Octane is a hydrocarbon that is found in gasoline. Complete combustion of octane produces 8 L of carbon dioxide for every 9 L of water vapor (both measured at the same temperature and pressure). What is
answered
Feb 2, 2020
Chemistry
high-school
7
votes
111k
views
Junior says the product of 25* 10 is 250. How can you use patterns to check junior’s answer?
answered
Dec 16, 2019
Mathematics
middle-school
5
votes
36.1k
views
A plant have yellow or green leaves. It can also have smooth or rough seeds. A plant has YySs. What is the phenotype
answered
Nov 23, 2019
Biology
high-school
3
votes
87.5k
views
A car manufacturer wants to change the content of a certain automobile to have less steel in order to get better gas mileage. One hundred standard cars and 100 cars of the new content are built and test
answered
Oct 1, 2019
Mathematics
college
1
vote
175k
views
If two lines are collinear ... A. every point on the line is a "point of intersection" B. there is no point of intersection C. there is one point of intersection
answered
Jul 1, 2019
Mathematics
middle-school
2
votes
31.1k
views
The distance from the school to the library is 12 miles. The distance from the school to the park is 75% of this distance.
answered
Apr 15, 2019
Mathematics
middle-school
4
votes
31.0k
views
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