Wednesday
November 26, 2014

Homework Help: Science: Outer Space

Recent Homework Questions About Outer Space

Post a New Question | Current Questions

Chemistry
The mechanism for the reaction described by NO2(g) + CO(g) ---> CO2(g) + NO (g) is suggested to be (1) 2NO2(g) --->(k1) NO3(g) + NO (g) (2) NO3(g) +CO(g) --->(k2) NO2(g) + CO2(g) Assuming that [NO3] is governed by steady-state conditions, derive the rate law for the ...
Thursday, April 24, 2014 at 10:50pm

Chemistry
The mechanism for the reaction described by 2N2O5(g) ---> 4NO2(g) + O2(g) is suggested to be (1) N2O5(g) (k1)--->(K-1) NO2(g) + NO3(g) (2) NO2(g) + NO3(g) --->(K2) NO2(g) + O2(g) + NO(g) (3) NO(g) + N2O5(g) --->(K3) 3NO2(g) Assuming that [NO3] is governed by steady...
Thursday, April 24, 2014 at 7:16pm

English
How do I make this more positive? Dear renter: Effective march 1, the rent for your parking space will go up $10 a month. However, our parking lot is still not the most expensive in town. Many of you have asked us to provide better snow and ice removal and to post signs saying...
Tuesday, April 22, 2014 at 8:42am

physics
he sun radiates like a perfect blackbody with an emissivity of exactly 1. (a) Calculate the surface temperature of the sun, given it is a sphere with a 7.00 ✕ 108 m radius that radiates 3.80 ✕ 1026 W into 3 K space. K (b) How much power does the sun radiate per ...
Monday, April 21, 2014 at 7:30pm

English Help Please!!! Check!!
Memo Edit Today, Rite Properties needs to send a memo to the residents of The Plaza, an apartment complex they own. Review the memo thoroughly, then edit it for writing style (cohesion, concision, clarity, diction, and variety) AND professional tone and voice. (Think about the...
Monday, April 21, 2014 at 4:33pm

math
The garage you work for as an auto mechanic measures 230 ft. by 150 ft and handles 69 cars. Using the existing garage as a model, how much space would you plan to have in your garage?
Saturday, April 19, 2014 at 1:50am

geometry
The radius of the earth is approximately 6371 km.If the international space station (ISS) is orbiting 353 km above the earth, find the distance from the ISS to the horizon(x)
Wednesday, April 16, 2014 at 12:57pm

math
You require space to service 65 vehicles at any one time. Will a facility measuring 145 ft. by 130 ft. be adequate if each vehicle requires 300 sq.ft.?
Tuesday, April 15, 2014 at 11:49pm

justin
You require space to service 65 vehicles at any one time. Will a facility measuring 145 ft. by 130 ft. be adequate if each vehicle requires 300 sq.ft.?
Tuesday, April 15, 2014 at 11:49pm

science
why does an person in space craft orbiting earth experiance a feeling of weightless?
Tuesday, April 15, 2014 at 6:07pm

Planets- I Love Space!
why the outer planets did not lose the lighter gases in their atmospheres.?
Monday, April 14, 2014 at 9:14pm

Physics
A space probe is traveling in outer space with a momentum that has a magnitude of 7.84 x 107 kg·m/s. A retrorocket is fired to slow down the probe. It applies a force to the probe that has a magnitude of 1.29 x 106 N and a direction opposite to the probe's motion. ...
Friday, April 11, 2014 at 11:09am

Physics
A space probe is traveling in outer space with a momentum that has a magnitude of 7.84 x 107 kg·m/s. A retrorocket is fired to slow down the probe. It applies a force to the probe that has a magnitude of 1.29 x 106 N and a direction opposite to the probe's motion. ...
Thursday, April 10, 2014 at 6:28pm

math
A large bicycle retailer collects data on the number of bicycles in each store compared to floor space of each store. The data is given in the table below. Number of Bicycles 60 56 208 52 70 55 Floor Space (sq ft) 1400 1140 3250 1100 1500 1280 a) Determine the equation of the ...
Thursday, April 10, 2014 at 1:21pm

College Physics
An astronaut of mass 84.0 kg is taking a space walk to work on the International Space Station. Because of a malfunction with the booster rockets on his spacesuit, he finds himself drifting away from the station with a constant speed of 0.570 m/s. With the booster rockets no ...
Thursday, April 10, 2014 at 12:33pm

Sentence Completion
Demonstrate your understanding of the Word Bank words by completing each sentence in the space provided. Word Bank: aerodynamics; hydraulic; pursue; improbable; derides; legacy; riveting; ruminative; adept; compelling 1. Aerodynamics affect flight performance, so airplanes ...
Thursday, April 10, 2014 at 12:27pm

math
how do you type up a spaceship in space
Wednesday, April 9, 2014 at 4:40pm

Physics (Help Please)
An astronaut of mass 84.0 kg is taking a space walk to work on the International Space Station. Because of a malfunction with the booster rockets on his spacesuit, he finds himself drifting away from the station with a constant speed of 0.570 m/s. With the booster rockets no ...
Tuesday, April 8, 2014 at 8:52pm

Physics
An astronaut of mass 84.0 kg is taking a space walk to work on the International Space Station. Because of a malfunction with the booster rockets on his spacesuit, he finds himself drifting away from the station with a constant speed of 0.570 m/s. With the booster rockets no ...
Tuesday, April 8, 2014 at 1:57pm

Sentence Completion
Demonstrate your understanding of the Word Bank words by completing each sentence in the space below. Word Bank: obsessed, aesthetic, arbitrary 1. Because Scott McCloud really was obsessed with comics, he probably knew all there was to know about them. 2. McCloud's ...
Monday, April 7, 2014 at 10:22pm

math
a storage room measures 11.35 feet in length by 9.5 feet in width by 8.3 feet in height. it contains a box which is 4.25 feet in length 6.5 feet in width and 4.0 feet in height.how many cubic feet of storage space are left in the room rounded to the nearest cubic foot
Monday, April 7, 2014 at 9:49pm

Algebra II -Please help
Assign each letter and a blank space to a number as shown by the alphabet table. 0=_ 1=A 2=B 3=C 4=D 5=E 6=F 7=G 8=H 9=I 10=J 11=K 12=L 13=M 14=N 15=O 16=P 17=Q 18=R 19=S 20=T 21=U 22=V 23=W 24=X 25=Y 26=Z use matrix [1 -2] -3 7 and encode the phrase "One Question to go&...
Monday, April 7, 2014 at 3:29pm

math-urgent
Sample space ={1,2,3,4,5} p(1)=0.1, p(2)=0.2 and p(3)=p(4)=0.05. Assume that A={1,3,5} and B={2,3,4}. Find p(5). Find p(A^c). I need help with this question. It is a probability question. please help.
Monday, April 7, 2014 at 10:49am

physics
A cosmic-ray proton in interstellar space has an energy of 19.5 MeV and executes a circular orbit having a radius equal to that of Mars' orbit around the Sun (2.28 1011 m). What is the magnetic field in that region of space?
Sunday, April 6, 2014 at 10:21pm

math
A rental agent is renting a space for $7.50 a square foot. If you require a space 36 ft. by 16 ft., what will be the rental on that space?
Saturday, April 5, 2014 at 5:49pm

Algebra 2
1.) According to the American College Test (ACT), results from the 2004 ACT testing found that students had a mean reading score of 21.3 and a standard deviation of 6.0. The scores are normally distributed. A student scores a 35. What percent of the data would contain that ...
Friday, April 4, 2014 at 8:28am

Math
Each square represents 625 square feet, each line segment represents 25 feet. A galapagos tortoise must use 550 feet of fencing to enclose a space of 15,000.
Friday, April 4, 2014 at 1:16am

physics
A crate with a mass of 80 kg glides through a space station with a speed of 2.5 m/s. An astronaut speeds it up by pushing on it from behind with a force of 210 N, continually pushing with this force through a distance of 8 m. The astronaut moves around to the front of the ...
Thursday, April 3, 2014 at 6:14pm

physics
Astronauts in space cannot weigh themselves by standing on a bathroom scale. Instead, they determine their mass by oscillating on a large spring. Supppose an astronaut attaches one end of a large spring to her belt and the other end to a hook on the wall of the space capsule. ...
Monday, March 31, 2014 at 8:26pm

Math
A glass box shaped like a rectangular prism has with 7 inches length 9 inches height 12 inches is being shipped in a larger box with whipped 10 inches length 10 inches in height 15 inches the space between the glass box on the shipping box will with styrofoam peanuts how many ...
Sunday, March 30, 2014 at 12:04pm

Chemistry
The measured potential of the following cell was 0.1776 volts: Pb|Pb2+(??M)||Pb2+(1.0M)|Pb Calculate the electrode potential of the unknown half-cell(anode). Not sure how to approach this, considering the molarity is unknown. There isn't a lot of space on the page for the ...
Thursday, March 27, 2014 at 12:26pm

Chemistry
How would you exactly start the first problem? My thermodynamic skills is a bit rusty. I am assuming I have to use ΔH°f under the given reaction..? But then..we barely covered ΔG° in class. Am I to use this equation, ΔG° = ΔH° - T ΔS&...
Thursday, March 27, 2014 at 1:31am

Physical science
An astronaut on a space walk bumps the shuttle and starts moving away at a velocity of 0.02m/s. The astronaut's mass is 100kg. He takes a 1kg "safety weight" and shoves it away in exactly the direction of his motion at a speed of 6m/s. at what speed does the ...
Wednesday, March 26, 2014 at 7:40pm

Literature/Social Studies (Ms. Sue!)
The New Frontier" by John F. Kennedy. 1. What ideas does Kennedy express by quoting William Brandford? A: By quoting William Bradford, Kennedy expresses the idea that, despite great difficulties, man can overcome anything through their will and determination. 2. What ...
Tuesday, March 25, 2014 at 4:27pm

Literature/Social Studies
"The New Frontier" by John F. Kennedy. 1. What ideas does Kennedy express by quoting William Brandford? A: ? 2. What reasons does Kennedy offer for going to the moon? A: Kennedy offers reasons such as the task of going to the moon being difficult, the goal serving to...
Tuesday, March 25, 2014 at 12:58pm

HELP PRE-CALC ASAP
An experiment consists of selecting a number at random between 0 and 9 inclusive, and a letter of the English alphabet. What is the size of the sample space of this experiment? A) 35 B) 36 C) 52 D) 234 E) 260
Monday, March 24, 2014 at 9:19am

Math
An architect has allocated a rectangular space of 465ft^2 for square dining room and a 16ft wide kitchen. Find both the width of the square dining room and the length of the entire rectangular space.
Friday, March 21, 2014 at 9:45pm

math
The area of a rectangular space is 128 square feet. a. Find all the possible pairs of whole number dimensions in feet. b. Explain which pair allows enough space for a car to park. c. If the length of the space is x feet, how would you describ e the width using the area and the...
Thursday, March 20, 2014 at 10:21pm

Math
An architect has allocated a rectanglular space of 646ft^2 for a square dining room and a 15ft wide kitchen. Find both the width of the square dining room and the length of the entire rectangular space.
Thursday, March 20, 2014 at 9:55pm

statistic
6. Which of the following represents the sample space for rolling a six-sided die and tossing a coin? (1 point) {1H, 2H, 3H, 4H, 5H, 6H, 1T, 2T, 3T, 4T, 5T, 6T} *{1, 2, 3, 4, 5, 6} {H, T} {1, 2, 3, 4, 5, 6, H, T}
Thursday, March 20, 2014 at 3:38pm

**************HELP STATISTIC PLEASE*************
NEED SOMEONE TO RECHECK ANS *****HELP PLEASE HAS STAR BY MY ANSWER If P (A) = 0.2 and P (B) = 0.3 and A and B are disjoint, what is P (A or B)? (1 point) 0.00 0.06 0.10 0.44 *0.50 4. Given that you roll a fair six-sided die, what is the probability that you roll an odd number...
Thursday, March 20, 2014 at 12:12pm

Science
How many minutes are required for a radio signal to travel for Earth to a space station in Mars if the planet Mars is 7.83 x 10 to the 7th km from Earth?
Thursday, March 20, 2014 at 12:45am

Physics!
Consider someone in a rotating space habitat. The outward force felt by the person A.has no reaction counterpart B.is an interaction with Earth C.is a form of gravity D.is real in the traditional sense
Wednesday, March 19, 2014 at 8:07pm

math***1questions***
1.B New flowers are being planted in acurcular flower bed with a 14-foot dimeter.if each flower requires 1 square foot of space,about how many flowers can be planted A.308 flowers B.154 flowers C.77 flowers D.66 flowers
Tuesday, March 18, 2014 at 11:11pm

grammar
In The Space Before Each of the Following items, place a C if the capitalization is correct, a zero (0) if it is incorrect. Then insert capitals where should be, and draw a line through capitals that should be small letters. 1.the Rocky Mountains i got C 2.my spanish course i ...
Tuesday, March 18, 2014 at 2:46pm

PRE-CALC
A number is selected at random from the set {2, 3, 4, … ,10}. Which event, by definition, covers the entire sample space of this experiment? A) The number is greater than 2. B) The number is not divisible by 5. C) The number is even or less than 12. D) The number is ...
Tuesday, March 18, 2014 at 11:24am

PreCalc
A weekly census of the tree frog in a park is given week population 1 18 2 54 3 162 4 486 5 1458 6 4374 a. find the function of the form f(x)=Pa^x that describes the frog population at time x weeks. b. what's the growth factor in this situation? (that is, by waht number ...
Monday, March 17, 2014 at 9:55pm

Linear Algebra
Fnd the left null space of matrix A = [5 -3 1] [-2 4 -6] [11 -8 5]
Monday, March 17, 2014 at 9:50pm

PHS 105
At a particular instant, two asteroids in inter-stellar space are a distance r = 20 km apart. Asteroid 2 has 10 times the mass of asteroid 1, m2 = 10 m1. 1. If the acceleration of the asteroid 1 toward the asteroid 2 is 1.0 m/s2 , what is the acceleration of the asteroid 2?
Monday, March 17, 2014 at 4:57pm

Math
An architect has allocated a rectangular space of 264ft^2 for a square dining room and a 10ft wide kitchen. What is both the width of the square dining room and the length of entire space.
Saturday, March 15, 2014 at 9:12pm

physics
An astronaut shoots you in space given that the bullet is weightless, could it injure you?
Friday, March 14, 2014 at 9:22pm

physics
Calculate the force needed to accelerate a 1 kg ball by 3 m/s: a. in space along way from the earth. b. on the ground in a direction horizontal to the ground. c. on the earth vertically upward.
Friday, March 14, 2014 at 9:19pm

a
Victoria wants to plant a vegetable garden in the shape of a square. She has a space allocated in her backyard that will accommodate 175 square feet. Using the drawing below, use the FOIL method to find the polynomial that represents the area of the square. If x=6, will she ...
Wednesday, March 12, 2014 at 7:24pm

Science 6th grade Earth's day and night ANSWERS
1. how does earth's rotation cause day and night? (1pt) As the earth rotates toward the east the sun appears to rise in the east and set in the west. 2.Roughly how many times does the earth rotate during each complete revolution? (1pt) 365. 3. Saturn's day is roughly ...
Wednesday, March 12, 2014 at 4:30pm

physics
A solid lead sphere of radius 10 m (about 66 ft across!) has a mass of about 57 million kg. If two of these spheres are floating in deep space with their centers 20 m apart, the gravitational attraction between the spheres is only 540 N (about 120 lb). How large would this ...
Tuesday, March 11, 2014 at 12:10pm

math
type of cd/dvd- number ----------------------------------------​------------------ rock CD 26 ----------------------------------------​------------------ pop CD 17 ----------------------------------------​------------------ comedy CD 11...
Monday, March 10, 2014 at 7:29pm

Physics
A rocket is fired in deep space, where gravity and drag forces are 0. If The rocket has in initial mass of 6000kg and eject gas at a relative speed of 2000m/s, how much gas must it eject in the first second (1s) to have an inital acceleration of 25m/s?
Monday, March 10, 2014 at 4:50pm

algebra
. Victoria wants to plant a vegetable garden in the shape of a square. She has a space allocated in her backyard that will accommodate 175 square feet. Using the drawing below, use the FOIL method to find the polynomial that represents the area of the square. If x=6, will she ...
Sunday, March 9, 2014 at 9:00pm

science
A distant spaceship carrying a red headlight, emitting light with wavelength 600nm, is heading towards the earth. Observers on the earth detect the light from the headlight as ultraviolet light with wavelength 200nm. What is the velocity of the spaceship? b) As the space ship ...
Sunday, March 9, 2014 at 12:44pm

Physics
A spaceship with a mass of 4.60 10^4 kg is traveling at 6.30 10^3 m/s relative to a space station. What mass will the ship have after it fires its engines in order to reach a speed of 7.84 10^3 m/s? Assume an exhaust velocity of 4.86 10^3 m/s.
Wednesday, March 5, 2014 at 6:23pm

Earth, Space and Science
8. A geologist is studying a section of sedimentary rock layers that have been newly exposed by a landslide. Based on what principle, the geologist would assume that the layers increased in age as they looked at them from top to bottom. A. unitarianism B. Principle of ...
Wednesday, March 5, 2014 at 12:11pm

chemistry
which of the following summarizes Charles' Law? A. as temperature decreases, the gas particles slow down and take up less space B. as temperature increases, the gas particles slow down and take up less space C. when pressure decreases, the gas particles are allowed to ...
Tuesday, March 4, 2014 at 8:37pm

Science -Check Answers-
# 2. When __________ forces act on an object, they cause the object to move. •Balanced •Unbalanced (?CORRECT?, MY ANSWER) •Friction •Net # 4. Which of the following terms BEST describes the scenario below? A meteor moving through outer space continues to ...
Monday, March 3, 2014 at 5:57pm

physics
The gravitational force between two metal spheres with the same masses are in outer space is 60 N. How large would this force be if the masses of each sphere were cut to a fourth of its original value? F_{attractive} =_____________ N (no rounding up)
Monday, March 3, 2014 at 2:59pm

physics
Two spacecraft in outer space attract each other with a force of 45 N. What would the attractive force be if they were \frac{1}{5} as far apart? F_{attractive} = _____________N (no rounding up)
Monday, March 3, 2014 at 2:58pm

science HELP ASAP!!!!!!!
12. How do the cherries on a cherry tree help the plant reproduce? (1 point) Cherries develop into seeds, which are young, undeveloped plants. Animals eat the cherries, which helps disperse the plant’s seeds. Pollen inside the cherries fertilizes ovules, which produce ...
Monday, March 3, 2014 at 11:07am

science
the astronauts can live for long periods of time in a space station? my answers is yes.
Friday, February 28, 2014 at 7:53am

Lang. Arts
In the sentence, "She is interested in space exploration." Is the verb just "is" or is it "is interested"? Thanks...
Thursday, February 27, 2014 at 5:15pm

Chemistry
A sample of oxygen gas at 295 kPa takes up 456 L of space at standard temperature (the “T” in STP). What is the new volume when the pressure is lowered to standard pressure (the “P” in STP)?
Wednesday, February 26, 2014 at 8:02pm

Algebra
Victoria wants to plant a vegetable garden in the shape of a square. She has a space allocated in her backyard that will accommodate 175 square feet. Using the drawing below, use the FOIL method to find the polynomial that represents the area of the square. If x=6, will she ...
Tuesday, February 25, 2014 at 10:32pm

Math
Victoria wants to plant a vegetable garden in the shape of a square. She has a space allocated in her backyard that will accommodate 175 square feet. Using the drawing below, use the FOIL method to find the polynomial that represents the area of the square. If x=6, will she ...
Tuesday, February 25, 2014 at 7:19pm

Science help ms sue.
Multiple Choice 1. Which of the following terms refers to an object that orbits the sun and has enough gravity to be spherical but has not cleared the area of its orbit? (1 point) comet asteroid dwarf planet planet 2. Which of the following statements about the solar system&#...
Tuesday, February 25, 2014 at 6:14pm

physics
20.00 cm of space is available. How long a piece of brass at 20°C can be put there and still fit at 200°C? Brass has a linear expansion coefficient of 19 × 10^-6/C°. 1-19.93 cm 2-19.69 cm 3-19.50 cm 4-19.09 cm
Monday, February 24, 2014 at 12:35pm

Math
An architect has allocated a rectangular space of 589ft^2 for a square dining room and a 12ft wide kitchen. Find both the width of the square dining room and the length of the entire rectangular space. The width of the square dining room is _____ft The length of the entire ...
Sunday, February 23, 2014 at 8:23pm

Linear Algebra
Vector in Space-Directions and Magnitudes Let a, b, c, d, e, & f be vectors such that <a,b>=6, <a,c>=6, <a,c>=-4, <b,c>=7, b+c=d, -8a+8b=e, -4b+2c+f compute the following inner product: <b,a>=__ <a,d>=__ <e,c>=__ <a,f>=__
Saturday, February 22, 2014 at 9:25pm

Science
1. Which type of eclipse would you expect to see if the moon passes directly between Earth and the sun? (1 point) a solar eclipse* a lunar eclipse a total lunar eclipse a penumbra 2. Which of the following statements about a lunar eclipse is true? (1 point) A lunar eclipse can...
Saturday, February 22, 2014 at 8:45pm

Statistics
Astronomers treat the number of stars in a given volume of space as a Poisson random variable. The density in the Milky Way Galaxy in the vicinity of our solar system is one star per 16 cubic light years. (a) What is the probability of three or more stars in 16 cubic light ...
Thursday, February 20, 2014 at 8:16pm

Science
Read an article, and use the article to jump-start your thinking about designing your very own space mission. Think about what you want to explore in the solar system (and why!) and how you might get there. Click on the link below to read the Science NetLinks article “...
Thursday, February 20, 2014 at 5:09pm

Art- Check Answers- Please
1. This is where an interior designer does most of her work. in a factory at the client's home in an office <<<<<<<<< in a studio 2. When looking at fabrics, an interior designer will focus on these characteristics. shape and form space and color...
Wednesday, February 19, 2014 at 4:58pm

Art
1. This is where an interior designer does most of her work. in a factory at the client's home in an office <<<<<<<<< in a studio 2. When looking at fabrics, an interior designer will focus on these characteristics. shape and form space and color...
Wednesday, February 19, 2014 at 4:11pm

science
Which statement best describes Newton’s Law of Universal Gravitation? A.Large objects, like Earth and the Sun, attract other objects everywhere in the universe. B.Gravity is a kind of magnetic force between objects and Earth. C.Gravity is the result of the curvature of ...
Monday, February 17, 2014 at 8:35pm

math
Bert wants to make a larger version of a drawing he saw in a magazine. The drawing fits into a square with each side measuring 7 cm. If Bert makes his copy twice the size of the square measured in the original drawing, how much space will it cover on the paper he uses?
Monday, February 17, 2014 at 7:39pm

Math: Probablity
A penny, a nickel, and a dime are flipped at the same time. Each coin can come out either heads (H) or tails (T). a. What name is given to the act of flipping the coins? b. There are eight elements in the sample space (i.e., HHH,THT, etc.). List all eight outcomes. c. How many...
Saturday, February 15, 2014 at 6:14pm

ENGLISH
1. Consider this quote: "In each of these historical instances . . . mistrust led to misunderstanding, which led to armed conflict." The ellipsis in this quote is appropriate if A. the omission is longer than 10 words. B. the meaning and spirit of the quote is ...
Friday, February 14, 2014 at 11:50am

Physics
If the electric field is zero everywhere inside a region of space, the potential must also be zero in that region. TRUE or FALSE, WHY?
Thursday, February 13, 2014 at 8:44pm

english part 1
Which of the following best expresses the writer's main idea in “Single Room, Earth View”? A. Space exploration leads to human progress. B. Space travel offers a unique view of Earth. C. Astronauts are highly trained scientists. D. Pollution is endangering Earth.
Thursday, February 13, 2014 at 7:20pm

physics
1 A passenger in a moving car and a passerby standing at the road side see each other as moving in the opposite direction. Which of the following is NOT true? The passenger is in motion relative to the passer-by The passer-by is stationary relative to the passenger Both ...
Wednesday, February 12, 2014 at 6:11am

Physics
A space probe has two engines. Each generates the same amount of force when fired, and the directions of these forces can be independently adjusted. When the engines are fired simultaneously and each applies its force in the same direction, the probe, starting from rest, takes...
Wednesday, February 12, 2014 at 1:52am

Science
Associate each item in the table with at least one field of science and one area of technology/engineering. Choose from the terms given at the bottom. Automobile aspirin shirt computer pesticide satellite robot atomic bomb vaccination can of soup polyester wrapper skyscraper ...
Tuesday, February 11, 2014 at 1:00am

statistics
The space shuttle is launched 9 times a year with a break down occurring 1/10 of the time. What is the probability that two randomly selected space shuttles launched 9 times a year and both having accidents occurring in that year?
Monday, February 10, 2014 at 1:08pm

physics
passenger in a moving car and a passerby standing at the road side see each other as moving in the opposite direction. Which of the following is NOT true? The passenger is in motion relative to the passer-by The passer-by is stationary relative to the passenger Both observers ...
Sunday, February 9, 2014 at 7:09pm

probability
PROBLEM 4: PARKING LOT PROBLEM (3 points possible) Mary and Tom park their cars in an empty parking lot with n≥2 consecutive parking spaces (i.e, n spaces in a row, where only one car fits in each space). Mary and Tom pick parking spaces at random. (All pairs of parking ...
Friday, February 7, 2014 at 4:10pm

probability
In this problem, you are given descriptions in words of certain events (e.g., "at least one of the events A,B,C occurs"). For each one of these descriptions, identify the correct symbolic description in terms of A,B,C from Events E1-E7 below. Also identify the ...
Friday, February 7, 2014 at 4:09pm

math vector
Find the unit tangent vector T(t) and find a set of parametric equations for the line tangent to the space curve at point P. r(t)=ti+t^(2)j+tk, P(0,0,0)
Friday, February 7, 2014 at 1:07am

Itt-Tech
How much space does the dining are take up for an airship assume the mass of the balloon is 1000kg and dining are for 100 quest
Thursday, February 6, 2014 at 6:35pm

science
Mary and Tom park their cars in an empty parking lot with n >_ 2 consecutive parking spaces (i.e, spaces in a row, where only one car fits in each space). Mary and Tom pick parking spaces at random. (All pairs of parking spaces are equally likely.) What is the probability ...
Thursday, February 6, 2014 at 1:37pm

science
Let , , and be disjoint subsets of the sample space. For each one of the following statements, determine whether it is true or false. Note: "False" means "not guaranteed to be true." a) True FalseStatus: unsubmitted b) True FalseStatus: unsubmitted c) True...
Thursday, February 6, 2014 at 1:14pm

Math
I am an old number with zero in my tens space. I have a square number less than 9 in my tens of thousands space and half of that in the thousands space. My hundreds digit is 4 more than my tens digit and my ones digit is less than 3.
Wednesday, February 5, 2014 at 2:56am

science
plz any one i am abit confused can you answer these questions thx 05. The space surrounding a charge within which the influence of its charge extends is known as. (a) Electric field (b) Magnetic field (c) Line of force (d) Electric intensity 06. A region around a stationary ...
Tuesday, February 4, 2014 at 5:45am

Physics
plz any one i am abit confused can you answer these questions thx 05. The space surrounding a charge within which the influence of its charge extends is known as. (a) Electric field (b) Magnetic field (c) Line of force (d) Electric intensity 06. A region around a stationary ...
Tuesday, February 4, 2014 at 5:44am

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