Tuesday
March 3, 2015

Posts by Oscar


Total # Posts: 135

ela
. In The Diary of Anne Frank, Act I, what causes the Franks and the Van Daans to move into the rooms on the top floor of the warehouse? A. Their own homes have been destroyed by bombs. B. They are hiding from the Nazis, who have been persecuting Jews. C. The warehouse has more...
February 27, 2015

science
so is it c
February 21, 2015

science
Why did a portion of the tabletop get cold when Natasha placed her cold drink on the table? (1 point) The table’s molecules were vibrating more slowly in that area. The table’s molecules had spread further apart in that area. The table’s molecules had gained ...
February 21, 2015

science
an ice cube, a glass of cold water, and a swimming pool are each exposed to the same amount of sunlight on a hot day. after five minutes, the ice cube is melted and the cold drink is two degrees warmer, but the temperature of the swimming pool remains unchanged. what is the ...
February 21, 2015

science
thank you can u help me with some other questions
February 21, 2015

science
both carbon dioxide and water are pure substances. how are they similar to each other? A. Both substances have a set ratio of atoms that cannot be separated by physical means. B. Both substances have a set ratio of atoms that can be separated by physical means. C. Both ...
February 21, 2015

Pre ALGEBRA
A solid with at most one base cannot be which of the following? A) cone B) cube C) pyramid D) sphere Is it A or D? MS SUE PLEASE HELP ME
February 21, 2015

science
answers
February 18, 2015

science
Can you please check my naswers ms sue
February 18, 2015

science
1. What would happen to an object if the force of gravity on Earth was decreased by half? (1 point) Its mass would decrease. Its weight would decrease.* Its density would decrease. Its volume would decrease. 2. Which of the following represents a heterogeneous mixture? (1 ...
February 18, 2015

Pre ALGEBRA
Thank you so much bree and ms sue. could you help me with some more problems
February 17, 2015

Pre ALGEBRA
i think its a
February 17, 2015

Pre ALGEBRA
a)267.9 b)803.8 c)2143.6 d)201.0
February 17, 2015

Pre ALGEBRA
HELP PLS MS SUE. Find the surface area of a sphere with a radius of 8 cm.
February 17, 2015

social studies
Do you know what the answer is?
February 16, 2015

social studies
That's really cool! A couple more questions... In Worcester v. Georgia, the Supreme Court ruled that Native American tribes were sovereign states. How did this affect Cherokee removal? The federal government had to allow the Cherokee to vote on removal. The federal ...
February 16, 2015

social studies
Is it C?
February 16, 2015

social studies
what was an effect of the California gold rush in 1849? Many people discovered gold, became rich, and established multiple mining towns in California. The president authorized the forced removal of the Sioux tribes in California where gold was discovered. An influx of settlers...
February 16, 2015

social studies
Yay thank you=) can you help me with some more?
February 16, 2015

social studies
is it A?
February 16, 2015

social studies
Ok. Which action during westward expansion had the most negative impact on the lives of slaves? The Fugitive Slave Act The Mexican-American War The Treaty of Washington The Missouri Compromise of 1820
February 16, 2015

social studies
Thank you so much =) Could you please help me with some other questions?
February 16, 2015

social studies
A) To create a slave state and a non slave state. B) To create a free state where fugitive slaves could live. C) To establish a line between slave and a non slave states. D) To settle a disagreement between Missouri and Arkansas
February 16, 2015

social studies
What was the compromise made in the Missouri Compromise? Please help Ms. Sue.
February 16, 2015

Math
Hi! Okay so I started to attempt this math problem; 3cot^2x-1=0. However, I'm a little stuck. My teacher wants me to find the Location on The Unit Circle, Period, and General Solution. Can someone check what I have and help me with the rest? 3cot^2x-1=0 cot^2x=1/3 tan^2x=3...
January 26, 2015

math
2x + 3x is more than 20 5x is more than 20 x is more than 4 one possible answer is 2(5) white marbles and 3(5) blue marbles.
December 5, 2014

Algebra Help
you're going to divide that long equation by the quotients you got from p/q. you will have to keep trying until you get a remainder equal to 0. Also, when setting up the synthetic division, make sure you write +0x^3 between 4x^4 and 3x^2.
December 4, 2014

Algebra Help
Real zeros can be found by using P over Q. Factors of P over factors of Q. You are very fortunate to have 47 as your P as its factors are only 1 and 47. As for Q, which is 6, its factors are 1,2,3,and 6. Do remember to put plus minus in front of each P divided by Q. Use ...
December 4, 2014

Struggling in Writing
I think if you have dyslexia, you wouldn't have been able to self-reflect yourself into writing this problem. It is not given that all 12th graders could write at the level or standards of a good writer. Each person has his or her own strengths and weaknesses, therefore ...
December 4, 2014

chemistry
If temperature is above 0 degree Celsius, water doesn't naturally turn into ice. In fact, the opposite should be expected of. The only way for water to turn into ice when temperature is above 0 degree Celsius is if there is an external source of energy, or in other words, ...
December 4, 2014

chemistry
M1 is actually 0.5 and V1 is 200! My mistake there.
December 4, 2014

chemistry
M1V1=M2V2 (200)(0.500)=(.200)x x=500 mL
December 4, 2014

Precalc/Trig
Law of Cosine is useful in Side-Angle-Side such as this question. Since they intersect at 120 degrees, then just plug in cos(120) instead of 60. When I plugged it into the calculator, I got 831.76.
December 4, 2014

Precalc/Trig
The angle formed from its standard position is 60 degree. Unless it says that these angles are in Quadrant 2, then you would have to use 180-60=120.
December 4, 2014

Algebra
Square root 20 and Square root 45 can be simplified even further. Square root 20 is simply Square root 4 times Square root 5. Square root 4 is equal to 2. Therefore, Square root 20 is equal to 2 Square root 5. Square root 45 can also be simplified into Square root 9 times ...
December 4, 2014

HISTORY
That is exactly what I was thinking. He was shot 6 months after he was elected for his second term. I suppose it's best to see what happened during those 6 months.
December 4, 2014

algebra 1
Yes, I was wondering the same thing too, the first equation indeed must be .3x + .5y = 84. This way it will make much more sense.
December 4, 2014

algebra 1
This really enters the boundaries of Chemistry, but I will explain it in simpler terms. Since solution one contains 30% insecticide, this means 70% is not insecticide but of some other matter. This applies to solution 2, 50% insecticide and 50% of some other matter. It tells ...
December 4, 2014

statistics
p-value is the probability of obtaining the observed sample result, in this case the "properly designed random sample." p(vote)= 80/145 = .55 = 55% .55 DOES NOT equal to 66% or .66
December 4, 2014

Math
I'm sorry, I swap the red and green m&ms by careless mistake :P Take heed: It is important to double check your work or else something minor like this will get you a wrong answer. Thank you Ms. Sue for pointing this out!
December 4, 2014

Math
There are countless methods to solve this but let me explain one way. It says for every 3 green you will have 7 red, therefore in 10 m&ms you will get 3 green and 7 red. 3 + 7 = 10 However, you want 100 m&ms not 10. I'm sure you've learned that whatever you apply to ...
December 4, 2014

eng
Simply answer, "In what ways are we guided by the Universe?"
December 4, 2014

world history
Chaldeans were basically the people who lived in Southern Babylonia.
December 4, 2014

art pleaase help
A is not it for sure and even if you do see a monument in front of it, the center is most like dedicated to the person who found it. B. Not all monuments have line patterns. C. A monument of an individual doesn't point out the beauty or importance of a landscape. D. Why ...
December 4, 2014

Test
Approaches are different for each person. I find it particularly useful by writing it down, then say the fact out loud countless times until you get to the point in which you remember it without the cards. Try to make each fact a representation of something that interests you...
December 4, 2014

Science
Why carbon brushes is used in machinary, while carbon z a non metal?
August 9, 2014

chemistry
Are nitrogen which are converted 2 protein synthesis.
August 8, 2014

Math (check)
what is the answer
May 3, 2014

wlac
Kit borrowed $15,500 at 11% ordinary interest for 120 days. After 70 days, she made a partial payment of $3,000. What is the final amount due on the loan?
November 17, 2013

Physics
A hunter aims his gun and fires a bullet directly at a monkey. At the instant the bullet is fired, the monkey drops. The minimum speed for the bullet to hit monkey is..?
November 9, 2013

Physics 12 Kinematics
The bullet must go horizontally a distance, Dx, so Dx = Vh / t or t = Vh / Dx = VcosA / D and Vup = VsinA + gt .... or t = (Vup -VsinA) /g .... sub VcosA /D = (Vup -VsinA) /g .... V = D(Vup -VsinA)(g cosA)
November 8, 2013

Physics 12 Kinematics
Bullets horizontal displacement is Dx = (VoCos0)((VoSin0/9.8m/s^2x)2) I'm not sure how to fund the y position of the byllet is exactly the original height of the monkey - how fat it fell..?
November 8, 2013

Physics 12 Kinematics
And thank you so much for taking the time to help me.
November 8, 2013

Physics 12 Kinematics
I know that ss the bullet passes through the air, it will arc down due to gravity. If the monkey held the branch, and the hunter was far enough away, the bullet might pass beneath him, but because the monkey is falling while the bullet is travelling, he's going to get shot...
November 8, 2013

Physics 12 Kinematics
But isn't the bullet going up ? I'm so confused on how to write this with variables... So Dy = T x-9.8?
November 8, 2013

Physics 12 Kinematics
I have to do this with only variables...
November 8, 2013

Physics 12 Kinematics
I'm not really sure how to use the algebra to prove the monkey shouldn't have dropped. Obviously if the hunter aimed the gun directlt at the monkey it wouldn't hit it as gravity would pull it down. A huntsman fires a gun pointing at a monkey hanging on the branch ...
November 8, 2013

math
A group of students surveyed chose baseball and soccer as their favorite sports in a ratio of 3:8. a. If 132 students were surveyed, find the number of students that chose soccer as their favorite sport.
November 5, 2013

math
A group of students surveyed chose baseball and soccer as their favorite sports in a ratio of 3:8. a. If 132 students were surveyed, find the number of students that chose soccer as their favorite sport.
November 5, 2013

Chemistry
a
October 31, 2013

LA High
Find the total for the invoice below: Stock # Quantity Unit Description Unit Price Total 6729 20 ea. 15" Monitor $349.00 1259 22 ea. Cable 14.00 1152 25 ea. SCSI card 149.00 Invoice Subtotal Shipping Charges $580.00 Invoice Total
October 13, 2013

gen.chememistry
a students weighs 1o quaters and finds that their total mass is 56.63 grams . what should she report as the average mass of a quarter based on her data
July 2, 2013

life orientation
I'm asking for answers
April 11, 2013

Math
in a class of 30 students 20 played piano 17 played violin and 7 played both find the number of students who played violin only, piano only
February 28, 2013

math
Today Angela's cat's age in months is the same as Angela's age in years. In one year her cat's age in months will be 2 times Angela's age in years. Today Angela is ? years old.
February 28, 2013

math
if x A y means x + (X+1) + (x+2) + (x+3) +..., y times express 12 A 3 in simplest form
February 28, 2013

Science
Tranverse and longitudinal waves are mechanical waves what is meamt by these expression
February 13, 2013

Math
Proving identities: tell wether or not f(x)=sin x is an identity (Does it simplify to Sin x) ? Please help (sin^3x)(1+cot^2x)
February 12, 2013

Math
Find sec θ and csc θ. If tan θ =3 and cos θ>0. Please helpp, i don't get identities
February 6, 2013

mathh
the average of a set of six integers is 38. when a seventh number is included in the set, the average of the set increase to 47. what is the seventh number? helpppp
February 5, 2013

math
37 is what percent of 144, to the nearest percent? please helpp
February 5, 2013

math
the average (arithmetic mean) of a and b is 6 and the average of a, b, c is 11. What is the value of c?
February 5, 2013

chem
Oxygen gas and water are produced by the decomposition of hydrogen peroxide. If 10.0 mol of H2O2 decomposes, what volume of oxygen will be produced? Assume the density of oxygen is 1.429g/L. 2H2O2= 2H2O+O2
February 3, 2013

Corporate Finance
(1/1.65) x .13 + (.65/1.65) x .08 x .65 = .099273 = 9.93%
November 10, 2012

algebra pre ap
6x=7y=2 8x+5y=20
October 2, 2012

math
If R1 and R2 in series give a total resistance of 12,ohms,calculate R1 such that their combined resistance in parallel is a quarter of R1
September 27, 2012

ap us history
how much more was the conflict between great Britain and her North american colonies economic origin rather than rooted in political and social controversies and differences.
September 19, 2012

ap us history
thank you ms. sue
September 19, 2012

Grade 12 life orientation
describe the lifestyle diseases /behavious and explain 5 factors that contribute to the cancer
April 19, 2012

physics
A car weighing 1200kg was moving at a speed of 15m/s.breaks were applied and it stopped 6s latter.draw a graph showing the results
April 17, 2012

math equation
what is 15+26d=-8d
February 17, 2012

alberga
sixty is 5/6 of what number
October 29, 2011

Chemistry
Search: How much energy (in Kj) is relased when 25.0g of ethanol vapor at 93, is cooled to -10? Ethanol has a melting point of -114.5, bp of 78.4, specific heat= 2.10J/g, heat of fusion =4.60Kj/mol, specicic heat= 1.9j/g, heat of vaporization = 38.56Kj/mol
September 27, 2011

Geography
which of the 5 themes of geogrsphy do you think has had the most impact on history why
September 7, 2011

PRECALCULUS
An airplane is flying at a speed of 250 mph at an altitude of 4 miles. The plane passes directly above a radar station at time t=0. Find the distance s between the plane and the radar station after 5 minutes.
May 27, 2011

Pre Calc
the vector is indeed <2,2>, but the line angle (angle formed by y=1/2x and x-axis) is as Damon posted, 26.6 degree. As for why it isn't 64.3 degree is because slope is change in y over the change in x, thus this means horizontal change is 2 and vertical change is 1. ...
May 25, 2011

Statistics
For many years the top-selling luxury car in North America was the Cadillac. It reigned from 1950 to 1998. In 2000, Cadillac sales dropped to half of the sales in 1978. It appeared that it was only popular with older males. Younger males seeking luxury cars shopped elsewhere. ...
April 5, 2011

Maths - check please
Thank you Bob
March 13, 2011

Maths - check please
Fig.1. Shows a signwave on the its horizontal axis "Time in (ms)" means that time is measured in milliseconds. The time taken is 20 ms in total Question asks for frequency of the sinewave ? Cant really draw Fig.. here :-0( But the period is 5 milliseconds, the wave ...
March 13, 2011

Chemistry
13.1 + (19.32 - 8) = ? I know the answer is 24.42 but it says the answer has to be to the correct number of significant figures. so would that make it 24.5 or have I got that wrong
March 6, 2011

Chemistry
13.1 + (19.32 - 8) = ? I know the answer is 24.42 but it says the answer has to be to the correct number of significant figures. so would that make it 24.5 or have I got that wrong
March 6, 2011

Chemistry
13.1 + (19.32 - 8) = ? I know the answer is 24.42 but it says the answer has to be to the correct number of significant figures. so would that make it 24.5 or have I got that wrong
March 6, 2011

Chemisty
Thaks would you be able to show me an examples, as I still don't quite understand it. Sorry but this is my first time doing chemistry.
March 6, 2011

Chemisty
The Specific heat of a substance is the energy (joules) required to raise one gram of substance by one degree celsius (units J/g °C). Heating 225.0 cm3 of a solid from 36.1 °C to 74.3 °c takes 35850 J of energy. The density of the solid at 36.1 °C is 1.75 g/cm3...
March 6, 2011

Chemistry
Sorry didn't realise I was on answer ment to post as a new questions.
March 6, 2011

Chemistry
The Specific heat of a substance is the energy (joules) required to raise one gram of substance by one degree celsius (units J/g °C). Heating 225.0 cm3 of a solid from 36.1 °C to 74.3 °c takes 35850 J of energy. The density of the solid at 36.1 °C is 1.75 g/cm3...
March 6, 2011

Chemistry
Determine the density (in g/mL) of a liquid given: A beaker was weighed at 90. g, then 413.5mL of liquid was added and the new weight was 795 g.
March 6, 2011

math
hi to all of you teachers i hope you will help me to get the answers for this question below.. and thanks god bless you. Perk spent 1/4 of his money on a food and another 3/10 of his money on a drink. a. What fraction of his money did he spend in total? b. What fraction of ...
February 13, 2011

math
hi to all teacher who wants to help me for this word problem to get the answer and thanks a lot god bless u all. question below.. Perk spent 1/4 of his money on a food and another 3/10 of his money on a drink. a. What fraction of his money did he spend in total?
February 13, 2011

math
is anyone can answer this fraction below. .Rename these improper fractions as mixed numbers: 16/5 18/6 19/4 24/5 sorry if it is line suppose but i typed slash pls.understand thanks
February 13, 2011

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