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A 8000kg engine pulls a 40 000kg train along a level track and gives it an acceleration 1.20m/s². What acceleration would the engine give to a 16 000kg train?
answered
Dec 17, 2024
Physics
college
3
votes
66.2k
views
Moles of ammonium ion in 6.955g of ammonium carbonate. a) 0.1 mol b) 0.2 mol c) 0.3 mol d) 0.4 mol
answered
Nov 12, 2024
Chemistry
high-school
6
votes
52.8k
views
Find the area of this semi-circle with radius, r = 79cm. Give your answer rounded to 1 DP. r cm The diagram is not drawn to scale.
answered
Aug 11, 2024
Mathematics
high-school
2
votes
167k
views
Who qualifies for the steer clear discount?
answered
Jul 3, 2024
Social Studies
high-school
3
votes
46.4k
views
According to CDC estimates, at least 2.8 million people in the United States are sickened each year with antibiotic- resistant infections, and at least 35,000 die as a result. Antibiotic resistance occurs
answered
May 21, 2024
Mathematics
high-school
5
votes
133k
views
Please help i need it!!! Which has more kinetic energy, a 5 kg rock hitting a car at 25 m/s or a 10 kg rock hitting a car at 15 m/s? Use the formula kinetic energy = (½)mv². Show your work using the graphical
answered
Apr 24, 2024
Mathematics
college
4
votes
152k
views
A company contacts a building firm for the purpose of negotiating the construction of a new factory. the builders have carried out maintenance work and minor building works for the firm in the past. this
answered
Mar 14, 2024
Business
high-school
4
votes
170k
views
FILL THE BLANK. a ____ cable carries all audio and video information from one device to another connected device
answered
Mar 7, 2024
Computers and Technology
high-school
5
votes
210k
views
You want to buy some new jeans and spend less than $75. A store advertises a sale where all jeans are $15. Write an inequality to find how many pair of jeans you can buy. Use the variable j for jeans.
answered
Jan 23, 2024
Mathematics
high-school
5
votes
125k
views
Is -0.5 less than -0.2
answered
Dec 22, 2023
Mathematics
high-school
3
votes
112k
views
Follow these steps to write the balanced chemical equation for the reaction between nitric acid and iron (III)hydroxide.1. Start by writing the proper names of the products below (separated by a + sign).
answered
Oct 10, 2023
Chemistry
college
2
votes
131k
views
Morels are commonly found growing on damp forest floors. True False
answered
Aug 22, 2023
Biology
high-school
14
votes
102k
views
Please convert this thank you math experts
answered
Jun 6, 2023
Mathematics
college
12
votes
79.0k
views
Change this active sentence to passive voice. Doy mis puntos The police were investigating the cause of the accident We will hold the meeting tomorrow They saw him crossing the road. We have lost the sculpture.
answered
May 8, 2023
English
college
9
votes
98.2k
views
What is an angle that is supplementary to ∠ECF? Please help!!!
answered
Feb 16, 2023
Mathematics
high-school
1
vote
183k
views
Which of the following are possible values for x in the equation x^2=90? Choose the TWO correct answers. Options: 30, -9√10, -3√10, 45, √90
answered
Nov 25, 2022
Mathematics
high-school
5
votes
208k
views
Kim is making cookies. She is using a recipe that calls for 1/4 cup of lemon juice. She has a 6 fl oz. bottle of lemon juice. There are 8 fl oz. of lemon juice in 1 cup. How many batches of cookies can
answered
Nov 20, 2022
Mathematics
high-school
6
votes
13.9k
views
What equation represents the relationship shown in the table? (Pls I need help)
answered
Oct 14, 2022
Mathematics
middle-school
6
votes
196k
views
What is the first thing you should do if you encounter an accident? A. Call 911 B. Check the situation C. Give care right away
answered
Jul 24, 2022
Health
high-school
2
votes
169k
views
Solve the system of equations. 5x – 4y = -10 y = 2 x – 5 x = y =
answered
Jun 16, 2022
Mathematics
high-school
3
votes
196k
views
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