Tuesday
May 3, 2016

Homework Help: Science: Outer Space

Recent Homework Questions About Outer Space

astronomy
Which of the following two telescopes has a better angular resolution? 1) the Hubble Space Telescope (2.4 meter aperture) at optical wavelengths and 2) the Very Long Baseline Array (VLBA), a radio interferometer with a maximum baseline of 8600 km observing at 1 mm wavelengths...
Saturday, October 24, 2015 by Tsambikos

Algebra
paint express charge $30 per gallon of paint plus $1.10 per square foot of wall space. color creations charges $24 per gallon of paint plus $1.20 per square foot of wall space. robert estimates he will need four gallons of paint for the rooms he'd like painted. how much ...
Friday, October 23, 2015 by Betty

science
Fill in the blank with the word or phrase that best completes the statement or answers the question. 14. The scientific name for a plant that reproduces with flowers is a(n) (1 point) angiosperm* 15. At certain times of the year, the male sage grouse can be seen inflating the ...
Thursday, October 22, 2015 by anonymous

math
a square foot of wall space needs 1/8 quart of paint. terrence has 7 quarts of paint, but uses 2 quarts to paint a pipe. how many square feet of wall can he paint with the rest of the paint?
Thursday, October 22, 2015 by kewin

Chemistry
You discover a chunk of white shiny metal and want to know what it is made of. So, you have it analyzed by mass spectrometry and you see two peaks of different heights, according to the data shown below: Peak 1 - mass (amu): 106.90509 -relative peak height (%): 53.875% Peak 2...
Wednesday, October 21, 2015 by Anonymous

History Part2
Fill in the blank with the word or phrase that best completes the statement or answers the question. 14. The scientific name for a plant that reproduces with flowers is a(n) (1 point) 15. At certain times of the year, the male sage grouse can be seen inflating the air sacs on ...
Tuesday, October 20, 2015 by Douglas

History
1. Studies conducted in England during the Industrial Revolution have shown that children born to poor families were, on average, shorter than those born to wealthier parents. The most likely explanation for this difference in height is a difference in (1 point) A.)nutrition...
Tuesday, October 20, 2015 by Douglas

Physics 101 (I'm stupid)!
And Astronaut wearing an environment suit has a total mass of 130 kg. What is his weight on earth? What would his weight be on Mars where the acceleration of gravity is 3.26? What is his mass on Mars? Why? If he should end up adrift and deep space what what his mask be? Why?
Tuesday, October 20, 2015 by Haley

Physics 101 (I'm stupid)!
And Astronaut wearing an environment suit has a total mass of 130 kg. What is his weight on earth? What would his weight be on Mars where the acceleration of gravity is 3.26? What is his mass on Mars? Why? If he should end up adrift and deep space what what his mask be? Why?
Monday, October 19, 2015 by Haley

Physics-E&M
8.1 Collision? A permanent magnet creates a homogenous magnetic field B~ inside a rectangular region. The magnet is moving with a velocity ~v ⊥ B~ . A particle at rest with mass m and charge Q is on the path of the magnet. Assume that the magnet has a mass much larger ...
Monday, October 19, 2015 by Ryan

astronomy
Which of the following two telescopes has a better angular resolution? 1) the Hubble Space Telescope (2.4 meter aperture) at optical wavelengths and 2) the Very Long Baseline Array (VLBA), a radio interferometer with a maximum baseline of 8600 km observing at 1 mm wavelengths...
Sunday, October 18, 2015 by Anonymous

physics
suppose that the two person,each of mass 100kg are 3meter a part in outer space.what is the magnitude of the gravitational
Sunday, October 18, 2015 by abdu

science
Fill in the blank with the word or phrase that best completes the statement or answers the question. 14. The scientific name for a plant that reproduces with flowers is a(n) (1 point) 15. At certain times of the year, the male sage grouse can be seen inflating the air sacs on ...
Thursday, October 15, 2015 by Adri,

Physics
If there was a way to accelerate a spaceship close to the speed of light to go visit some neighboring star system, one would still face the problem that every particle the spaceship finds on its way will be a projectile hitting it with almost the speed of light, causing ...
Wednesday, October 14, 2015 by Ryan

Chemistry
The single proton that forms the nucleus of the hydrogen atom has a radius of approximately 1.0 x 10^-13 cm. The hydrogen atom itself has a radius of approximately 52.9 pm. What fraction of the space within the atom is occupied by the nucleus.
Saturday, October 10, 2015 by Anonymous

astronomy
Which of the following two telescopes has a better angular resolution? 1) the Hubble Space Telescope (2.4 meter aperture) at optical wavelengths and 2) the Very Long Baseline Array (VLBA), a radio interferometer with a maximum baseline of 8600 km observing at 1 mm wavelengths...
Tuesday, October 6, 2015 by Tsambikos

CHECK ANSWERS for geometry
1. Why are points and lines hard to define? A point you can't move at all, a line you can only move back and forth in the same direction. Does drawing a point or a line accurately illustrate its characteristics? 2. What do we mean when we say a point exists in zero ...
Tuesday, October 6, 2015 by Sue

Geometry
1. Why are points and lines hard to define? A point you can't move at all, a line you can only move back and forth in the same direction. Does drawing a point or a line accurately illustrate its characteristics? 2. What do we mean when we say a point exists in zero ...
Tuesday, October 6, 2015 by Sue

Geometry
1. Why are points and lines hard to define? A point you can't move at all, a line you can only move back and forth in the same direction. Does drawing a point or a line accurately illustrate its characteristics? 2. What do we mean when we say a point exists in zero ...
Tuesday, October 6, 2015 by Sue

algebra
I don't quiet know where to start can anyone help guide me? Bonnie has a container in the shape of rectangular pyramid. The formula for the surface area of the enclosed space is S=lw+0.5Ph. Solve for P? P= S - lw- 0.5h P= S + lw + 0.5h P= S-lw/ 0.5h P= S/lw + 0.5h
Monday, October 5, 2015 by kat

PHYSICS
The space probe Deep Space 1 was launched on October 24, 1998. Its mass was 474 kg. The goal of the mission was to test a new kind of engine called an ion propulsion drive. This engine generated only a weak thrust, but it could do so over long periods of time with the ...
Sunday, October 4, 2015 by Anonymous

physical science
Approximately how long would it take a radio signal to reach the International Space Station (ISS) at an orbital altitude of 350km?
Friday, October 2, 2015 by zina

science
a satellite in force free space sweeps stationary interplanetary dust at a rate of dM/dt=alpha v, where M is mass and v is speed of satellite and alpha is a constant. the tangential acceleration of satellite
Tuesday, September 29, 2015 by 119

Topic sentence and supporting details
Hilda take an enormous amount of space
Saturday, September 26, 2015 by Jennifer

Physics
Suppose a rocket ship in deep space moves with constant acceleration equal to 9.80 m/s2, which gives the illusion of normal gravity during the flight. (a) If it starts from rest, how long will it take to acquire a speed 12% that of light, which travels at 3.0 × 108 m/s...
Tuesday, September 22, 2015 by Jessica

stats
A box contains 16 white and 16 black marbles. Construct a sample space for the experiment of randomly drawing out, with replacement, three marbles in succession and noting the color each time. (To draw “with replacement” means that each marble is put back before the ...
Tuesday, September 22, 2015 by Hailey

Science
In the space below, write a paragraph describing the work of a chemical engineer. Include a description of the different industries that they work in and the skills they need to be successful Need Help!!!!
Tuesday, September 22, 2015 by Anonymous

Knox fields.
A garden in form of a square is surrounded by a path which is 1m wide on two opposite sides and 1^2m wide on the other two opposite sides.if the area of the path is 17m^2.Calculate the perimeter of the garden and the area of the space covered by the garden and the paths
Tuesday, September 15, 2015 by Opeyemi

Physics
The Space Shuttle travels at a speed of about 5.05 x 103 m/s. The blink of an astronaut's eye lasts about 93.5 ms. How many football fields (length = 91.4 m) does the Space Shuttle cover in the blink of an eye?
Thursday, September 10, 2015 by Garren

Integrated math 1
Consider the sample space S = {1, 2, 3, . . ., 10}. Let A = all odd numbers in S. Let B = all multiples of 3 in S. Compute P(B | A). Enter your answer as a fraction using the "/" and do not include spaces in your answer.
Tuesday, September 8, 2015 by Dee

History
Reference Maps and Thematic Maps vary across the globe. Which of the following is the correct answer? A. Mental Maps are only found using GPS B.Mental Maps are only useful by Geocachers who use GPS to post clues worldwide C.Mental Maps are used for remote sensing and GIS D....
Monday, September 7, 2015 by Anonymous

Science
How does the cisternal space divide the cell?
Monday, September 7, 2015 by Bri

math
You are installing a new pre-constructed fence. Each fence section measures 4 1/2 feet wide and each end will also have a decorative piece that measures 1 3/4 feet wide. The space for the fence is 30 feet wide. What is the most number of 4 1/2 foot fence can be installed? My ...
Friday, September 4, 2015 by Norla

History
what was the importance of additional land acquired through westward expansion? It Provided protection from war. It provided more land for Native Americans. It provided space for the growing number of immigrants. It did not provide anything of importance
Friday, September 4, 2015 by Anonymoose

math
2. You are installing a new pre-constructed fence in front of your house. Each fence section measures 4 1/2 feet wide, and each end will also have a decorative piece that measures 1 3/4 feet wide. If the space for the fence is 30 feet wide, what is the most number of 4 1/2 ...
Thursday, September 3, 2015 by celine

Physics Lorentz contraction
This seems like a pretty straightforward question but it's just not making sense at the moment. A meter stick is projected into space at so great a speed that its length appears to have contracted only 50 cm. How fast is it going? So you want the velocity, v. (in terms of ...
Wednesday, September 2, 2015 by paul

Physics
The weight of an astronaut plus his space suit on the Moon is only 270 N. A. How much do they weigh on Earth, in Newtons, assuming the acceleration due to gravity on the moon is 1.67m/s^2= 1584is this right? B. What is the mass of the astronaut and his space suit on the moon ...
Wednesday, September 2, 2015 by Flo

science
A boy runs a 100meter distance race in 20seconds as measured by an observer on earth.how long does it take according to an observer in space ship moving with speed of 0.98c for the boy to complete the run? What is the length of the track according to the moving observer?
Wednesday, September 2, 2015 by euro

physics(relativity)
A boy runs a 100m distance in 20s as measured by an observer on earth.how long does it take according to an observer in space ship moving with speed of 0.98c for the boy to complete the run? What is the length of the track according to the moving observer
Wednesday, September 2, 2015 by ebraheem

English Language & Composition
Can someone help me edit & revise this ex. paragraph. The directions were to revise & edit & identify strengths & weaknesses about this person and what this person included in their body paragraph. I could find very few mistakes but the major is including 3 QUOTES in 1 BODY ...
Tuesday, September 1, 2015 by Jake

Math (Pre-calculus)
An artist is creating a mosaic that cannot be larger than the space allotted which is 4 feet tall and 6 feet wide. The mosaic must be at least 3 feet tall and 5 feet wide. The tiles in the mosaic have words written on them and the artist ants the words to all be horizontal in ...
Saturday, August 29, 2015 by ELVIA

Calc
Describe the given set with a single equation or with a pair of equations. The set of points in space that lie 2 units from the point (0,0,1) and, at the same time, 2 units from the point (0,0,-1). I wrote distance equations for both set them equal to each other and got z=0. ...
Tuesday, August 25, 2015 by Anon

science`
When doing an experiment, it is important to follow all of the procedures EXCEPT ______________. Question 1 options: wearing protective goggles arranging and organizing the work space neatly understanding the meaning of the safety precautions using smaller beakers before using...
Friday, August 21, 2015 by sciene lab safety

llinear programming
Mountain Laurel Vineyards produces three kinds of wineMountain Blanc, Mountain Red, and Mountain Blush. The company has 17 tons of grapes available to produce wine this season. Acask of Blanc requires 0.21 tons of grapes, a cask of Red requires 0.24 tons, and a cask of Blush ...
Friday, August 21, 2015 by Anonymous

Art
1. In the image, Green Wheat Fields, Auvers by Vincent van Gogh, which of the following elements was not used to create the principle of harmony? A. Colors B. Form C. Line D. Texture 3. In the image, The Annunciation, by Jan van Eyck, which element in this image creates ...
Thursday, August 20, 2015 by Alex

Physics
Part one was answered, thank you. This was Part one:A runner is jogging at a steady 6.2 km/hr. When the runner is 4.9 km from the finish line, a bird begins flying from the runner to the finish line at 24.8 km/hr (4 times as fast as the runner). When the bird...
Thursday, August 20, 2015 by Joseph

math
Jo Lee wants to hang three 3-inch by 5-inch prints on her wall. She wants to line them up vertically with an inch between each print. What is the minimum wall space that Jo Lee must have? Please explain!!!!
Thursday, August 20, 2015 by Christy

Physics
A runner is jogging at a steady 6.2 km/hr. When the runner is 4.9 km from the finish line, a bird begins flying from the runner to the finish line at 24.8 km/hr (4 times as fast as the runner). When the bird reaches the finish line, it turns around and flies back to the ...
Thursday, August 20, 2015 by Joseph

physics
A runner is jogging at a steady 4.8 km/hr. When the runner is 6.3 km from the finish line, a bird begins flying from the runner to the finish line at 14.4 km/hr (3 times as fast as the runner). When the bird reaches the finish line, it turns around and flies back to the runner...
Monday, August 17, 2015 by I dont like physics

English
Purchasing a Snow Blower (title) Snow blowers (also called snow throwers) can make the sometimes difficult, often-unpleasant task of clearing snow from sidewalks and driveways much easier. Before making a purchase, however, it’s best to learn a few snow blower basics. ...
Sunday, August 16, 2015 by BARNETTA

English
PLEASE HELP!! I NEED TO TURN IT IN AS SOON AS POSSIBLE!! THANK YOU!! Question 1: Day: Monday To: Nominees From: Your Principal Concerning: Rules of Election 1. Everyone running for office must prepare a 3-minute speech that will be recorded for presentation to the entire ...
Sunday, August 16, 2015 by Lauren

computer
1. Default tab stops are set in Word every _______ inch. A. 1 B. 1/2 C. 1/4 D. 3/4 2. Once you've saved a block of text or graphics for easy insertion in other documents, you'll see it in the _______ gallery. A. Photo Space B. ClipArt C. Multimedia Online D. Quick ...
Monday, August 10, 2015 by Annie

Topology
Let (X,d) be the discrete metric space and let S be a infinite subset of X. Create a proof that S is non-compact in X. Thanks.
Saturday, August 8, 2015 by Anonymous

Physics
Just reposting. A cricket ball rotates at 1800 rev/min as it travels through the space in a straight line at 160 km/hr. How many times does it revolve after traveling 20m? Can someone confirm with me if 13.5 revolutions in 20m is right. That's the answer i got to. If it&#...
Saturday, August 8, 2015 by Yoyo

Area
How many flowers can you plant in an area 19 square metres if each flower needs 0.04 square metres of space
Friday, August 7, 2015 by Phil

Physics
A cricket ball rotates at 1800 rev/min as it travels through the space in a straight line at 160 km/hr. How many times does it revolve after traveling 20m? Can someone confirm with me if 13.5 revolutions in 20m is right. That's the answer i got too. If it's wrong can ...
Friday, August 7, 2015 by Yoyo

college chemistry
The air in a typical La Crosse basement contains 53 atoms of 222Rn per liter. A. If the basement has 950 ft^2 of floor space and is 8.0 feet tall, how many 222Rn atoms are there in the whole basement? B. Assuming a total pressure of 1.00 atm, what is the partial pressure of ...
Tuesday, August 4, 2015 by Sara

Regent University
A point charge of 0.5 is brought to a point a in free space. How much work is required to do this?
Sunday, August 2, 2015 by Joseph

science
How are moon observations from space different from moon observations made on Earth? I think there is no deifference.
Wednesday, July 29, 2015 by Nour

From theory and practice
The major emphasis of movement programs for young children is the development of concepts. Which of the following three major categories are they broken into? A. What, who, and where B. Movement, skill, and fitness C. Awareness, knowledge, and understanding D. Body, space, and...
Thursday, July 16, 2015 by Amanda

From theory and practice
Which of the following is best suited to a formative assessment of progress? A. Muscular strength and endurance B. Awareness of self and space C. Body fat analysis D. Flexibility My answer is B
Thursday, July 16, 2015 by Amanda

math
Ahmad is choosing a password to access his teacher’s web page. He must choose a capital letter and three nonrepeating digits from 0 through 9. The letter can be in any position in the password. Which shows part of the sample space for Ahmad’s password?
Wednesday, July 15, 2015 by bla

Physics, Eectric flux
A cubical Gaussian surface surrounds three positive charges, each has a charge q1 = +4.00 × 10-12 C, and two negative charges, each has a charge q2 = −2.30 × 10-12 C as the drawing shows. What is the electric flux passing through the surface?(The permittivity...
Monday, July 13, 2015 by Dave

Algebra/Pre Calc
A parking lot charges $3 to park a car for the first hour and $2 per hour after that. If you use more than one parking space, the second and each subsequent car will be charged 75% of what you pay to park just one car. If you park 3 cars for t hours, which function gives the ...
Tuesday, July 7, 2015 by Amy

Chemistry-Molecular models
Select a compound and explain the advantages and disadvantages of using ball-an-stick, space-filling, and lewis structure to represent compound. What I have so far: The advantages for all the models are that you can see the shape of the atoms, but unlike the ball-and-stick and...
Sunday, July 5, 2015 by Anonymous

Math
Tiffany is constructing a fence around a rectangular tennis court. She must use 300 feet of fencing. The fence must enclose all four sides of the court. Regulation states that the length of the fence enclosure must be at least 80 feet and the width must be at least 40 feet. ...
Thursday, July 2, 2015 by Lily

statistics
Let, the Sample space, S={1,2,3,4,5,6,7, 8} A={1,3,5,7} B={1,3,4,6,7,8} C={1,7,8} 31. The intersection of A and B is: (a) A B  {1,3,7} (b) A B  {1,3,7,8} (c) A B  {1,3} (d) A B  {1,3,6,7} 32. The value of A...
Tuesday, June 30, 2015 by meri

Statistics
3. A bookstore sells two types of books (fiction and nonfiction) in several formats (hardcover, paperback, digital, and audio). Consider an experiment that consists of observing the type and format of a single book purchase, two possible outcomes are a hardcover fiction book ...
Tuesday, June 30, 2015 by meri

Statistics
1. Consider an experiment that consists of rolling a pair of dice. There are 36 possible outcomes for this experiment which are equally likely. What is the probability of getting a total of 3 or 5 for this experiment? (a) 1 /3 (b) 20/36 (c) 1/36 (d) 1/6 (e) 1/2 2. A car dealer...
Tuesday, June 30, 2015 by meri

impoving writting
Email.is quick, Texting is convenient. Facebook has photos, videos and games. But for all the fancy, multimedia modes of communication out there, nothing beats the thrill of opening the mailbox and finding a personnel letter, written and addressed to you. Writing letters by ...
Monday, June 29, 2015 by yogita

Math
p. 84 no.10 (from Solid Mensuration: Understanding the 3D Space book by Earnhart) Plane A which contains an isoceles right triangle forms a dihedral angle of 60 degrees with another plane B. If the hypotenuse of the triangle lies in plane B and measures 8 inches, find the ...
Sunday, June 28, 2015 by Anonymous

math
p. 84 no.10 (from Solid Mensuration: Understanding the 3D Space book by Earnhart) Plane A which contains an isoceles right triangle forms a dihedral angle of 60 degrees with another plane B. If the hypotenuse of the triangle lies in plane B and measures 8 inches, find the ...
Sunday, June 28, 2015 by Karen

English 100
Make your corrections in the space provided beneath each sentence. Most students do not like english class. They think its a waste of there time and energy. Ain’t nobody likes to right papers and take tests anyway? Me and you dont. My friend Johnny now him know alot about...
Monday, June 22, 2015 by Tam

university
15. A landscape architect is planning an artificial waterfall in a city park. Water flowing at 1.70 m/s will leave the end of a horizontal channel at the top of a vertical wall h = 2.35 m high, and from there it will fall into a pool (see Figure on the right). (a) Will the ...
Saturday, June 13, 2015 by nthabiseng

add maths
Cabinet x which $100 per unit,requires 0.6 square meters of the floor space and can hold 0.8 cubic meters of files.Cabinet y which costs $200 per unit, requires 0.8 square meters of the floor space and can hold 1.2 cubic meters of files. the ratio the number of cabinet x to ...
Friday, June 12, 2015 by kiena

math
Aaron own a shipping company. He plans to move into his new office which is near to the city centre. He needs some filing cabinets to organize his files. Cabinet x which costs RM100 per unit, requires 0.6 square meters of the floor space and can hold 0.8 cubic meters of files...
Tuesday, June 9, 2015 by mt

math
Aaron own a shipping company. He plans to move into his new office which is near to the city centre. He needs some filing cabinets to organize his files. Cabinet x which costs RM100 per unit, requires 0.6 square meters of the floor space and can hold 0.8 cubic meters of files...
Monday, June 8, 2015 by mt

French
Bonjour! Are these sentences grammatically correct? 1. J’étais trés réservée. C’était une bonne chose, parce que je n’ai jamais eu des problémes pour parler. Mais il était difficile de se faire des amis (I was ...
Sunday, June 7, 2015 by Lucina

Algebra
the space shuttle does one full orbit every 90 minutes and the earth is 25,000 miles around. What is the apparent speed of the space shuttle?
Wednesday, June 3, 2015 by Megan

English
Snow blowers (also called snow throwers) can make the sometimes difficult, often-unpleasant task of clearing snow from sidewalks and driveways much easier. Before making a purchase, however, it’s best to learn a few snow blower basics. Most snow blowers are gasoline ...
Wednesday, May 27, 2015 by John

English
"If you've got it, (1)_____ it" That's the (2)_____ of Georgia's philosophy. Georgia is my dorm roommate. a dance and theater major, she is a true extrovert- always showing off, always "on stage". It seems she is in constant motion, going from ...
Wednesday, May 27, 2015 by Mika

Physics
In deep space, a 636 kg space probe, travels with an initial velocity of 19 m/s. Retro-rockets fire, producing a 212 N force in the opposite direction of the probe's initial velocity. How many seconds until the probe has a velocity of 22 m/s in the opposite direction of ...
Wednesday, May 27, 2015 by Emma

Physics
In deep space, a 636 kg space probe, travels with an initial velocity of 19 m/s. Retro-rockets fire, producing a 212 N force in the opposite direction of the probe's initial velocity. How many seconds until the probe has a velocity of 22 m/s in the opposite direction of ...
Tuesday, May 26, 2015 by Emma

Physics
In deep space, a small rock orbits an asteroid. The circular, orbit radius is 1037m and the velocity of the rock is 8.02m/s. Find the mass of the asteroid.
Tuesday, May 26, 2015 by Jenny

Physics
In deep space, a small rock orbits an asteroid. The circular, orbit radius (between their center of masses) is 1037 m and the velocity of the rock is 8.02 m/s. Find the mass (kg) of the asteroid. G=6.67x10^-11 m^3/kgs^2. I got 1.0x10^15 but that is incorrect.
Sunday, May 24, 2015 by Sansa Stark

Art
An interior designer creates a plan for a baby nursery. Why does he decide to use light blue as a main part of the color scheme? Light blue encourages infant brain development. Light blue is the most popular color for nurseries. Light blue will encourage the baby to look up at...
Sunday, May 24, 2015 by Lala2015

LA
Which statement from "Why Do We Need Zoos?" best captures the author's point of view? "...zoos were open to the general public, too, so everyone could find out about animals." "Some people feel that there is lots of wild space and that animals ...
Friday, May 22, 2015 by David101

Physics
Three charged particles are arranged on corners of a square as shown in the figure below, with charge -Q on both the particle at the upper left corner and the particle on the lower right corner, and charge +2Q on the particle at the lower left corner. (i) What is the direction...
Thursday, May 21, 2015 by Anonymous

L A/The Giver
Downward, downward, faster and faster. Suddenly he was aware with certainty and joy that below, ahead, they were waiting for him: and that they were wailing too, for the baby. For the first time, he heard something that he knew was music. He heard people singing. Behind him, ...
Wednesday, May 20, 2015 by Marylyn

Science
During a space shuttle landing, a parachute deploys from the back of the shuttle as it taxis down the runway. In addition to the speed brake, the parachute helps the shuttle come to a complete stop. How does the parachute help during this process? A. It increases the weight of...
Monday, May 18, 2015 by Connie

math
Mary wants to build a fence in the yard to keep her dog from running away. She only has 60 feet of fencing. If she wants to create a rectangular space that has a length that is twice as long as the width. How long is each side of the rectangular space?
Sunday, May 17, 2015 by sasha

Science: Space
I'm having trouble finding the answers to these fill-in-the-blank questions: Our understanding of the solar system has changed from an Earth-centered model of ____ and ____ to the sun centered model of _____ and _____. I was thinking for the first 2 blanks: rocks; oxygen ...
Wednesday, May 13, 2015 by Anonymous

Functions
A particular company needs to ship cubed shaped boxes of varying sizes to customers. As these boxes are fragile they are to be packed inside a larger box with a 5 cm clearance on each side to allow space for a packing material. If v(x) is the volume of the smaller box as a ...
Wednesday, May 13, 2015 by Rez

English
Story : The Ethanol Debate Natalie Stewart What feature of the selection BEST illustrates that it is a persuasive essay? A) < -- A? the chart showing the rise in corn prices B) the information on how farmers feed their herds C) the description of how ethanol use costs ...
Monday, May 11, 2015 by Sara

Science
1.If the current (in amps) remains the same, but the voltage increases, what effect does this have on the power (in watts) consumed by some device? 2.How is the dimension of time different from the dimensions defining space?
Monday, May 11, 2015 by Leo

Physics
Consider a situation where immediately after birth, twins are separated. One continues to live on earth, while the other is whisked away in a space ship at 90% of the speed of light. After 65 years they are reunited. Will they look the same? Show proof of your answer through ...
Sunday, May 10, 2015 by Brian

Physics
The space shuttle releases a space telescope into orbit around the earth. The telescope is traveling at a speed of 1700m/s in 25 seconds. What is the distance of the satellite? d = v x t d = 1700 x 25 = Is that the correct formula? Thank you.
Friday, May 8, 2015 by Steph

Physics
Suppose you're an astronaut and you're sitting in a 6000kg space capsule riding on a 4000 m x 8000 m sail (whose mass is included in the 6000 kg). You're orbiting in the vicinity of a distant bright hot star giving off light with an intensity 8 x 10^9 W/m^2 at a ...
Thursday, May 7, 2015 by M

Science
Are these answers correct? 1. Which layer of the sun's atmosphere are you looking at when you look at an image of the sun? Photosphere**** Chromosphere Corona Prominence 2. Which of the following materials could have been found in the giant cloud that formed the solar ...
Wednesday, May 6, 2015 by Emily

MS SUE PLZ HELP
How does the C horizon form? Rainwater washes clay minerals from the A horizon to the C horizon Plant roots weather pieces of rock plants add organic material to the soil bedrock weathers, and breaks up into soil particles.** What makes up soil besides rock particles, minerals...
Monday, May 4, 2015 by Levi Ackerman

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Homework Help: Science