Posts by kate

Total # Posts: 2,023

senior projects
senior projects that are interesting and different from others

senio projects
what are some great senior project ideas?

Math/Algebra
How do I make a model with dots on graph paper that shows that 3 x 14 = 42? Thanks!

precalc
no

precalc
Determine whether the equation is linear in x. 5-3x=0 5=10/2 x+3=x-5

physics
An explorer is caught in a whiteout (in which the snowfall is so thick that the ground cannot be distinguished from the sky) while returning to base camp. He was supposed to travel due north for 4.5 km, but when the snow clears, he discovers that he actually traveled 7.8 km at...

physics
A car is driven east for a distance of 45 km, then north for 33 km, and then in a direction 32° east of north for 22 km. Determine the total displacement of the car from its starting point (counterclockwise from east).

physics
In the sum A+ B =C , vecto rA has a magnitude of 11.0 m and is angled 32.0° counterclockwise from the +x direction, and vector C has a magnitude of 15.0 m and is angled 18.0° counterclockwise from the -x direction. What are the magnitude and the angle (relative to +x) ...

algebra II
I really need help getting an answer to this problem it will be nice if you can show me the steps to get to this answer x^4y^4/x^2y^5

college majors
ok thanks

college majors
do they ofer scholarships and grants for them as well

college majors
I want to become a pediatrician, what should i major in college for?

slaughterhouse 5
it tell me who is related to who

slaughterhouse 5
What is the connections that Billy Pilgrim have with the other characters?

Because of Winn-Dixie
What is the setting and problem in the book Because of Winn-Dixie ?

Physics
Thanks!

Physics
So I solve for a=J/v*s to get the current (4.5*10^2/1.5*120). I hope I got this right and thanks very much.

Physics
I'm stumped on what formula to use for the following question. A 1.5V battery does 4.5*10^2 J of work in 120s. Calculate the current through the battery Calculate the number of elementary charges that pass through the battery. I've been trying to figure out the formula...

Math
( the I is the absolute value marks) I12(-8)I

Unit of Inquiry
Which are the bangladeshi local organizations working to uphold the rights of women and children? What are their goals, missions, structure, function, real life evidence they are working and the challenges they face while they are upholding human rights of children and women?

Introduction to Finance: Harvesting the Money Tree
You are an upper-level manager in a company. Which financial ratios would you consider most useful? Would these ratios be different than the ones you would consider useful as an investor? Why or why not?

math
You toss a polybutadiene rubber ball 40 feet straight up from ground level. Each time it bounces, it rebounds 2/3 of the distance from which it fell. It continues bouncing indefinitely. How far does it travel before it comes to rest?

Math
The points (4, –5) and (– 4, 1) are endpoints of a diameter of a circle. (a) Find the center of the circle. (b) Find the length of the radius of the circle. (Note that this is a distance.) Give the exact answer. Show work. (c) State the equation of the circle (in ...

Algebra
Thanks!

Algebra
How can algebra be used to solve this problem? The boy solved 10 problems correctly at 8 cents a problem for a total of 80 cents, and 16 incorrectly at the cost of 5 cents for a total of 80 cents. Therefore, neither the boy nor his father owed each other anything at the end of...

Algebra
Why would you say it was 4? This is what I thought to.

Algebra
Find the difference quotient: f(x+h)-f(x)/h for f(x) = 4x-9 and simplify.

Algebra
Now I will work on the distance and slope parts. Hopefully they will be correct to!

Algebra
oops I misplaced the decimal. So yea (6,0.5) is the solution I came up with.

Algebra
I think I figured it out. The answer can contain a fraction along with whole numbers. So i guess the mid point would be (6,.05) correct?

Algebra
(x1 + x2)/2, y1 + y2)/2 = 3+9/2 = 12/2 = 6 -1+2/2 = 1/2 = .05 This is what I got for the mid point. is this correct? I got 6 for the first set of numbers, and .05 for the second. How do I determine the mid point?

Algebra
Consider the points (3, –1) and (9, 2). (a) State the midpoint of the line segment with the given endpoints. (b) Find the distance between the points. Show some work. Give the exact answer (involving a radical), and also an approximation to three decimal places. (c) Find ...

college interview question
can i just say i tryed my best in everything i could so i don't regret it

college interview question
how will you answer this is i don't regret something Is there anything that you regret doing (or not doing) during high school?

ecology
I am not very good in science, and math. However, I do very well in english, writing, puncuation, and grammar. Here is my question. Do you believe humans can harvest forest resources in an enviromentally friendly way? Or, should national forest be left in their natural state ...

chemistry
In general, which reaction(forward, reverse, or neither) is favored if the value of K at a specified temperature is a. equal to 1? b. very small c. very large

chemistry
Which species are left out from the Keq expression, and why?

Normal Public High School Chemistry
Please assist me in answer this question please show me all the formulas used and the units and how to convert them if needed. Thank You. If the half-life of Ba (140, 56) is 12.75 dyas, how many atoms of (140, 56) Ba will be left after 9 weeks if there were initially 2.4 mol ...

sat scores
okay thanks

sat scores
What does a 1426 mean on the SAT as a score is it good bad or in between?

chemistry
unsaturated

chemistry
i think it is saturated

chemistry
so it is unsaturated

chemistry
If 20 g KCL is dissolved in 100g of water at 20 degrees C, is the solution unsaturated, saturated, or supersaturated?

chemistry help
411 grams

chemistry help
so what do i write as the answer

chemistry help
what mass of ammonium chloride can be added to 100g of water at 20 degrees C before the solution becomes saturated

chemistry

chemistry
what mass of ammonium chloride can be added to 100g of water at 20 degrees C before the solution becomes saturated

Language arts
Like i.e. the lions were his favorite because they had beautiful manes and eyes and the giraffes were neglected because they had long necks and spotted fur.

Language arts
That sounds like a good start. You could say that maybe the zoo keeper had a favorite animal [to represent the "perfect" race] and that he neglected the other animals and wouldn't let them play with the other animals [those captured in concentration camps] ...

Statistics
For the gene pair that determines eye color, each gene trait may be one of two types: dominant brown (B) or recessive blue (b). A person possessing the gene pair BB or Bb has brown eyes, whereas the pair bb produces blue eyes. a) Suppose both parents of an individual are Bb. ...

looking for college scholarships
Do you know of any that you applyed for?

looking for college scholarships
I am a junior in high school and I am in the process of trying to find scholarships that I can apply for right now at the moment. I am trying to start early as I can. Thanks!! If you can help me find scholarships and or grants. But i say absolutely no loans at all. :)

Science - Weather
Describe what would happen to the temperature on Earth if the amount of energy reflected back to space a) increased to 80% b) decreased to 5%

chemistry help
can you tell me what to write

chemistry help
What mass of ammonium chloride can be added to 100 g of water at 20 degrees C before the solution becomes saturated?

Question ! :)
I was thinking of things like Myspace and how putting your personal information out there can put your life in jeopardy. Also, if you save something to a hard drive on a computer open to other people, then anyone can see your information and do whatever they want with it. I&#...

Question ! :)
Why is it important to use caution before putting any personal information on a computer? (example(s) required) I think everyone knows the general idea to the answer to this question but this is my final exam question...so it has to be thorough. Any specific ideas for an ...

chemistry
a polymer is a molecule with repeating units usually joined with covalent chemical bonds. 2 examples of naturally occurring polymers are proteins & starches.

pre calc need help
Find the indicated function value. Do not use a calculator. tan 180 degrees

chemistry help asap
explain how paper chromatography separates the components in a solution

Math
Please explain ... What percent of 60 is 72? 35 is what percent of 20? Thank you!

physics
I have a few questions that i am not too sure how to figure out... 1- as a racing car zooms by you, its pitch decreases by 20%. If the speed of sound is 345m/s, how fast is the car travelling? 2-a person has a threshold of hearing of 5db. another person has a threshold of ...

Find the exact value of each expression Cos^-1(0) Tan^-1 sqrt(3)/3 Sin^-1(1) Since the expressions are capitalized, I'm not sure if I have to do anything different. Any help is appreciated.

Math
Please explain how I write this into a decimal and as a fraction in simplest form: 94.6% Thanks!

Maths
What are like terms

Maths
What are lke terms in formula

newletters ideas
okay great

newletters ideas
for all more like

newletters ideas
what is a great newletter topic that I can do on about school or classroom?

Math
How do I figure out what is greater 67.5% or 135/200 ? Thanks!

exponents
I need help with a few problems... (4^3 x 5^-2)(5^4 x 4^-5)/ 4^-3 x 5^3 and (2^x+2) - (2^x+5) = -7 please help!:)

physics
what can be said about the speed of an object if the net work done on that object is zero?

Math
Use synthetic division to show that x is a solution of the third-degree polynomial equation, and use the result to factor the polynomial completely. List all the real zeros of the function. x^3 - 28x - 48 = 0 x=2 I have no idea how to start this problem!!

Science - Biology
Please can someone help me! I've got to do a biology experiment to Investigate the relationship between reaction temperature and the effectiveness of action of the enzyme amylase on starch. I really don't know what it is all about pls someone help :)

Math:Evaluate Expression
I understand now. I think our messages were overlapping. Thank you!

Math:Evaluate Expression
So, 12 divided by 3, minus 6.4?

Math:Evaluate Expression
I'm not sure I understand.

Math:Evaluate Expression
k/3 - 6.4 for k=12 Thank you!

Math:Evaluate Expressions
e/3-2x3 for e=41.4 Please explain. Thank you!

How do I simplify 28% of 64?

english
What are some verbal techniques?

History
How did life in the British North American colonies contribute to the creation of a unique American identity? What are some examples of this?

English
what are written techniques?

British Lit
What do we learn about Sir Gawain's character from his speech in line 343-365?

Chem
Describe the 6 changes of state that substances might undergo in terms of appearance and energy transfer.

physics
At what distance would the repulsive force between two electrons have a magnitude of 8.50 N? I have no idea how to do this problem... can someone help me please... 3x10^-4/8.50?

Science
if every single person on this planet (about 5x10^9) could eat 1 pizza every second, how many years would it take them to eat 1 mole of pizza. 1 mole= 6.02x10^23

physics
A solid aluminum ingot weighs 88.0 N in air.What is its volume?The ingot is suspended from a rope and totally immersed in water. What is the tension in the rope (the apparent weight of the ingot in water)? To find the volume would i do density/specific gravity of aluminum?

language- swedish
i really would like to learn swedish. if anyone could help me, id really be greatful and in return, i could help with english or german. thankyou!

physics
25cm is the other operator

physics
You are designing a hydraulic lift for an automobile garage. It will consist of two oil-filled cylindrical pipes of different diameters. A worker pushes down on a piston at one end, raising the car on a platform at the other end. To handle a full range of jobs, you must be ...

Physics
Suppose you viewed a movie that was running backwards. You would see lots of odd things happen: streams would flow uphill, a diver would emerge upwards and go back to the diving board etc. If these backward moving events actually happened in nature, which principle or ...

Maths
How do I work out how much is left of something after a percent has been taken. For example: \$50 has 25% taken of it how much of the \$50 is left?

biology
Why are coral reefs generally limited in distribution to shallow marine waters?

Math
Yes, 20/24. Makes sense. Thank you!