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Answers by Viona

Answers by Viona
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A telescope contains both a parabolic mirror and a hyperbolic mirror. They share focus (F_1), which is 46 feet above the vertex of the parabola. The hyperbola's second focus (F_2) is 8 ft above the parabola's
answered Oct 25, 2024
3 votes
19.5k views
A small ball of mass m is thrown upward with velocity u from the ground. The ball experiences a resistive force mkv², where v is its speed. The maximum height attained by the ball is: (a) mu/g (b) mu/2g
answered Oct 21, 2024
4 votes
120k views
Which equation is equivalent to: G=H−T×S ?T=(H−G)/S, S=(G−H)/T, H=(G−T)/S​
answered Sep 30, 2024
2 votes
32.7k views
Air at STP has a density of 1.2 kg/m^3. What would be the weight of exactly 1 kg of water? a) 9.8 N b) 10.8 N c) 12.0 N d) 9.0 N
answered Sep 10, 2024
0 votes
127k views
Prime and Composite Numbers Practice Complete this assessment to review what you've learned. It will not count toward your grade. A two-digit number less than 80 and greater than 65 is divisible by 2 and
answered Aug 11, 2024
5 votes
206k views
A right triangle has side lengths of 4 centimeters and 5 centimeters. What is the length of the hypotenuse?
answered Apr 7, 2024
5 votes
201k views
The three basic elements of plot in narrative writing are:
answered Dec 17, 2023
6 votes
26.8k views
Which sentence is punctuated correctly? A. I scored a higher grade, on this test, than any other I've taken in my entire life B. I scored a higher grade, on this test, than any other Ive taken in my entire
answered Oct 28, 2023
12 votes
53.0k views
The base of a triangle is one half of its height. If the area of the triangle is 196 square millimeters, find its base and height.
answered Aug 12, 2023
5 votes
78.1k views
Raoul is a safety officer working on a presentation about road safety around construction work zones. To support his verbal message, he’s using this image on one of his slides. How does this image contribute
answered Jun 17, 2023
3 votes
69.7k views
Please answer this question:) I need help:(​
answered Dec 6, 2022
3 votes
122k views
Which three slaves sold in the slave market at montgomery alabama likely to have come
answered Nov 25, 2022
4 votes
66.3k views
उत्तोलक हुन् ? Calculate the load arm and effort arm from the following figure if the lever is in balanced condition. In which class of lever do spoon and scissor belong to.(Ans: 3m, 15 m)2+1 ​
answered Sep 21, 2022
6 votes
202k views
A virus is used as a vector to deliver a healthy gene to a host with a damaged gene. Describe both a positive and negative result that could occur. Justify your results in two or more complete sentences.
answered Aug 27, 2022
5 votes
105k views
Can someone tell me how to draw a atomic model for Cd please helpppppp
answered Aug 12, 2022
4 votes
123k views
The area of rectangle RSTU is 36x2+25x−25. The length of the rectangle RSTU is 4x+5. Which expression describes the width of the rectangle RSTU?
answered Apr 14, 2022
1 vote
109k views
Algebra is a hard subject for me can I have help please
answered Mar 11, 2022
13 votes
41.7k views
Which of the following racial groups will form the majority of the U.S. labor force according to the 2012-2022 Employment Projections from the Bureau of Labor Statistics?A. African AmericansB. WhitesC.
answered Dec 1, 2021
4 votes
73.2k views
Find the angular momentum of a hollow spinning sphere when its angular speed is 20rad/s. The rotational inertia of the sphere is 0.02kg.m2.
answered Oct 25, 2021
4 votes
72.3k views
Pleeeeeeeeeeeeeeease huuuuuuuuuuuuuuurrrry George H.W. Bush’s presidential library is located on the campus of _______________. a. Texas A&M b. University of Houston c. Texas Tech d. Lamar University Please
answered Oct 2, 2021
0 votes
224k views
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