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April 18, 2015

Search: saturn is approximately 1.4 times 10^9 kilometers from the sun. if light travels at approximately 3.0 times 10^5 kilometers per second, how long does it take light from the sum to reach saturn? express your answer in scientific notation

Number of results: 71,030

Algebra 2
saturn is approximately 1.4 x10^9 kilometers from the Sun. If light travels at approximately 3.0 x 10^5 kilometers per second, how long does it take light from the Sun to reach Saturn? Express your answer in scientific notation.
July 6, 2008 by Mary

Algebra II
The problem states: Saturn is approximately 1.4x 10 to the 9th power kilometers from the Sun. If light travels at approx. 3.0 x 10 to the 5th power kilometers per second, how long does it take light from the Sun to reach Saturn? Express your answer in scientific notation. The ...
February 3, 2008 by Lucy

pre-algebra
A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to travel from the sun to the...
November 13, 2008 by Extra homework

my pre-algebra questions
A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to travel from the sun to the...
November 13, 2008 by NObody answers

8th grade
A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to travel from the sun to the...
November 13, 2008 by 8th grade

astronomy
1. The radius of the Sun is 7 X 10^5 kilometers. Use powers of ten to show that the Sun's radius is about 100 times the Earth's radius. 2. Given that an astronomical unit is 1.5 X 10^8 kilometers and a light-year is about 10^13 kilometers, how many AU are in a light-year? 1 x ...
April 3, 2007 by John

scientific notation?
A) light travels at approximately 186,000 miles per second. approximately how far will it travel in 1 minute? express your answer in scientific notation B) the sun is approximately 93,000,000 miles from the earth. about how long does it take light to travel from the sun to the...
November 13, 2008 by 8th grade

Math
The planet Neptune is approximately 4.5 * 10^9 kilometers from the sun. The planet Venus is approximately 1.1 * 10^8 kilometers from the sun. Which is the best estimate of how many times as far from the sun Neptune is as Venus? A. about 4 times as far B. about 40 times as far ...
April 11, 2015 by Kimbo

algebra
1)Simplify:(3x^0y^-4)(2x^2y)^3 answer=6x^6 over y 2)Simplify:2x^2y^5z^-4 over 8x^6yz^3 answer= y^4 over 4x^4z 3)Saturn is 1.4 x 10^9 kilometers away from the sun. If light travels 3.0 x 10^4 km per second,how long does it take light from the sun to reach saturn? Express the ...
August 1, 2007 by erin

math
light from the sun takes approximately 8 minutes to reach earth. If the light travels at a speed of 3 x 10 raised to 8 meters / second, calculate to 3 significant figures the distance from the sun to the earth
September 29, 2013 by chetan

Math
Two airplanes leave St. Louis at the same time and fly in opposite directions. If one travels at 500 kilometers per hour, and the other at 600 kilometers per hour, how long will it take for them to be 1925 kilometers apart?
October 29, 2013 by Miah

Math
Two airplanes leave St. Louis at the same time and fly in opposite directions. If one travels at 500 kilometers per hour, and the other at 600 kilometers per hour, how long will it take for them to be 1925 kilometers apart?
October 29, 2013 by Miah

physics
light travels at a constant speed of 3x10^11 centimeters/sec. how long does it take light to reach the earth a distance of 1.5x10^8 kilometers give your answer in seconds and minutes.
October 15, 2011 by help

math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
January 12, 2013 by Larry

math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
January 12, 2013 by Larry

math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
January 12, 2013 by Larry

math
Phil is making a 40-kilometer canoe trip. If he travels at 30 kilometers per hour for the first 10 kilometers, and then at 15 kilometers per hour for the rest of the trip, how many minutes more will it take him then if he travels the entire trip at 20 kilometers per hour?
January 13, 2013 by Larry

Chemistry
Light travels at a speed of 3.00 times 10^10 cm/s. What is the speed of light in kilometers/hour?
February 21, 2014 by Kelsi

Math
The Pioneer 10 spacecraft passed the planet Jupiter on December 12, 1973, and exited the solar system on June 14, 1983. The craft traveled from Mars to Jupiter, a distance of approximately 1 billion kilometers, in one year and nine months. a.Calculate the approximate speed of ...
November 17, 2013 by Aubrey

3
An astronomy student is studying the sun. While monitoring her equipment, she observes a solar flare. She then observes the reflection of the solar flare off of a passing satellite and with her equipment she is able to determine that the reflected light arrives from the ...
September 11, 2014 by joe

math
the distance from the sun to earth is about 1.5x10^11 meters. suppose light travels at a speed of 3x10^8 meters per second. About how long does it take light from the sun to reach earth? PLEASE HELP!!!
December 26, 2014 by shirly

math
when the temperature is 68 degrees F, the speed of sound in the air is approximately 343 meters per second. Approximately how many kilometers does sound travel in five seconds
May 13, 2014 by I NEED HELP FAST!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

3
t= 5.79 (a) There are approximately 1609 meters per mile. If the sun is 93 million miles away, how far is the sun in kilometers to two significant figures.
September 11, 2014 by joe

radio message
The nearest star beyond the sun is Alpha Centauri, 4.2 x 1016 meters away. If we received a radio message from the star today, how long ago would it have been sent? The distance that light travels in a vacuum in one year, approximately 9.46 trillion (9.46 × 1012) kilometers ...
June 28, 2005 by Jarrad Schomaker

science question?
can someone explain this to me? When the temperature is 68°F, the speed of sound in air is approximately 343 meters per second. Approximately how many kilometers does sound travel in five seconds?
April 2, 2014 by matt

math 7th
When the temperature is 68°F, the speed of sound in air is approximately 343 meters per second. Approximately how many kilometers does sound travel in five seconds? Can some one help with the steps?
April 24, 2013 by Chris

math
two horses gallop off in the sam direction. Trigger travels25 kilometers per hour. Silver travels 30 kilometers per hour. How long before the horses are 3 kilometers apart?
November 21, 2011 by jordan

chemistry
Light travels at a speed of 3.00 * 10 to the power of 10 cm/sec. What is the speed of light in Kilometers per hour?
April 27, 2008 by tina

Chemistry
The velocity of light is 1.86 × 108 mi/hr. The distance of Mercury from the Sun is approximately 5.78 × 107 km. How many minutes will it take for light from the Sun to travel to Mercury?
February 3, 2011 by Ang

Algebra
1. A car travels 20 kilometers per hour faster than a second car. The first car covers 180 kilometers in the same time the second covers 135 kilometers. What is the average speed of each car? 2. The tens' digit of a two-digit number is one more than its units' digit. If the ...
October 11, 2011 by cassie

Math
Light travels at a speed of about 186,000 miles per second. Sound travels at a speed of about 1,087 feet per second. How many times faster light travels than sound.
November 3, 2010 by Rose

Geometry
A satellite has-recently been placed in a nearly circular orbit 2000 kilometers above the earth’s surface. Given that the radius of the earth is approximately 6400 kilometers and that the satellite completes its orbit in 12 hours, calculate the speed of the satellite in ...
May 17, 2011 by Keenan

Math
A probe launched from Earth to Mars is traveling at an average speed of 1.8 * 10^4 kilometers per hour. If the distance between Earth and Mars is approximately 2.25 * 10^6 kilometers, about how many hours will it take the probe to reach Mars? PLEASE EXPLAIN YOUR REASONING
April 11, 2015 by Kimbo

5th grade
one light year is about 9 trillion kilometers . arctus is a star that is 37 light years from earth.if you are 11 years old now,how old will you be when light that is leaving arcturus today reaches earth. how far in kilometers willit have traveled .sow your work.
April 25, 2010 by cheyenne

math
How many kilometers can light travel in 1 year? How many kilometers can light travel in 365.25 days? Show me Thank You
February 1, 2012 by glenn help help help

math
I need help on this question. Can someone help me get through with these question The area of canada is approximately 1x10(Exponent)7, and the area of Mexico is approximately 2x10 (exponent)6 square kilometers. The area of Canada is approximately how many times the area of ...
January 21, 2015 by D

astrophysics
1) Every second the Sun outputs 3.90* 10^26 Joules of energy. Power is energy output per unit time and is given in units of Watts (W) where 1 W = 1 Joule per second. The Sun's power output is therefore 3.90*10^26 Watts. This is called the solar luminosity. As this energy ...
November 24, 2009 by Easha

astrophysics
1) Every second the Sun outputs 3.90* 10^26 Joules of energy. Power is energy output per unit time and is given in units of Watts (W) where 1 W = 1 Joule per second. The Sun's power output is therefore 3.90*10^26 Watts. This is called the solar luminosity. As this energy ...
November 24, 2009 by Easha

math
Mercury is 5.79 x 10^7 km from the sun. Light travels at a speed of 3.0 x 10^5 km/s. How long would it take for light to travel from the sun to Mercury? I have to answer this problem using scientific notation.
September 26, 2011 by Susan

Science
Earth travels around the sun at a spreed of 30,000 meters per second. Express this in kilometers per hour.
May 15, 2014 by Phillip

Math
How long did it take the trip if Jay drove 340 kilometers at the average rate of 68 kilometers per hour?
March 8, 2012 by Antonio

algebra
the speed of light is about 1.86 x 10^5 miles per second. find the speed of light in (a) km per second, (b) km/min, (c) m/h. (a mile is approximately 1.61 km.)
October 29, 2012 by sella

math
Andrea made a car trip of 440 Kilometers. She averaged 54 Kilometers per hour for the frst part of the trip and 80 kilometers per hour for the secound part. If the total trip took 6 hours, how long was she traveling at 80 kilometers per hour?
February 23, 2012 by mercy

MATH
Andrea made a car trip of 440 Kilometers. She averaged 54 Kilometers per hour for the frst part of the trip and 80 kilometers per hour for the secound part. If the total trip took 6 hours, how long was she traveling at 80 kilometers per hour?
February 23, 2012 by mercy

Science
One light year is about 9 trillion kilometers. Arcturus is a star that is 37 light years from Earth. If you are about 11 years old now, how old will you be when light that is leaving Arcturus today reached Earth? How far, in kilometers, will it have traveled? please explain ...
December 16, 2013 by Jane

algebra
David walked 19 kilometers. The first part of the walk was at 5kph and the rest at 3kph. he would have covered 2 kilometers less if he had reversed the rates, that is, if he had walked at 3kph and at 5kph for the same times that he actually walked at 5kph and 3kph, ...
December 7, 2008 by jackie

Science 2
One light year is about 9 trillion kilometers. Arcturus is a star that is 37 light years from earth. If you are about 11 years old now , how old will you be when light that is leaving. Arcturus today reaches Earth ? How far, in kilometers, will it have traveled? Show your work...
May 10, 2014 by Jenny 2

CHEMISTRY! HELP!
I have a hard time getting this someone help me? Astronauts often use the unit light year to express intergalactic distances. If light travels 3.00 x .10^10 cm/s and one year is defined as 365 days, how many kilometers does light travel in one year?
October 6, 2012 by Kyle

Math
Light travels approximately one foot in a nanosecond. How far does light travel in a microsecond?
January 7, 2013 by Not telling you

Science
The Milky Way has a radius of approximately 100,000 light years. How many miles is that? How long would it take you to travel across our galaxy if you were traveling at 50% the speed of light (show work)?
November 19, 2013 by Harold

Math
Atmospheric pressure changes as you rise above earth's surface. At an altitude of h kilometers, where 0<h<80, the pressure P is newtons per square centimeter is approximately modeled by the function P(h)=10.31e^(-0.116h). What is the approximate pressure at 50 kilometers...
November 8, 2011 by Dawn

math
Samantha’s speedometer reads in kilometers per hour. If the legal speed limit is 55 mi/h, how fast can she drive? How should I set this up? 160 kilometers per hour is 100 miles 55 miles is 88 kilometers. Here in New Zealand we are in kilometers
May 28, 2007 by Ron

Physics
The sun is 1.40•10^11m away and light travels at 3.00•10^8m/s. Calculate how long it takes light from the sun to reach the earth. Express your answer in scientific notation.
August 28, 2012 by Nicole

Physics
The sun is 1.40•10^11m away and light travels at 3.00•10^8m/s. Calculate how long it takes light from the sun to reach the earth. Express your answer in scientific notation.
August 28, 2012 by Nicole

Physics
The sun is 1.40•10^11m away and light travels at 3.00•10^8m/s. Calculate how long it takes light from the sun to reach the earth. Express your answer in scientific notation.
August 28, 2012 by Nicole

Physics
The sun is 1.40•10^11m away and light travels at 3.00•10^8m/s. Calculate how long it takes light from the sun to reach the earth. Express your answer in scientific notation.
August 28, 2012 by Nicole

science
Which statement explains why light from sun can warm up water in a glass? a)light travels very fast. b)light travels in straight lines. c)water reflects light energy. d)water absorbs light energy.
December 2, 2013 by Anonymous

Math/Algebra
Delivery company charges $10 plus 40˘ per kilometer or part of a kilometer. Find the cost for a trip of: a.5 kilometers b.7.5 kilometers c.3.2 kilometers d.Graph the ordered pairs (kilometers, cost). Is this a function?
January 29, 2014 by Judy Conrad

math
The record for the fastest speed on a bicycle is 133 kilometers per hour. How long would it take a person traveling at this speed to travel 365.75 kilometers? hours and minutes
January 7, 2015 by gabrielle

chemistry
If the sun is 150,000,000 km away, how many minutes does it take light to travel from the sun to the earth? Assume light travels at a speed of 3.0x10^10 cm/sec
September 12, 2012 by Patricia

Ed
In a AAA map of Ohio, 1 inch equals approximately 10 miles or 18 kilometers. If the distance on the map between Paulding and Eaton is 9.8 inches, how many kilometers is it between the two towns.
January 12, 2010 by Lisa

Math
In a AAA map of Ohio, 1 inch equals approximately 10 miles or 18 kilometers. If the distance on the map between Paulding and Eaton is 9.8 inches, how many kilometers is it between the two towns?
April 21, 2010 by Lisa

Math
In a AAA map of Ohio, 1 inch equals approximately 10 miles or 18 kilometers. If the distance on the map between Pauling and Eaton is 9.8 inches, how many kilometers is it between the two towns?
November 11, 2013 by Brittany

phiycics
vocity 48 kilometers/mph how long will it take 144 kilometers down the highway
August 28, 2013 by Milo

algebra word problem
The mass of Saturn is about 5.688 10^23 metric tons. The mass of the sun is about 1.998 x 10^27 metric tons. About how many times the mass of Saturn is the mass of the sun? Give answer in scientific notation. The mass of the sun is about ----- times the mass of Saturn. COULD ...
December 4, 2008 by pj

physics
a 50 kg person is standing on mercury. mercury's mass is .0553 times the earths mass and has a radius of 2439 kilometers a. what is the persons weight on saturn b. what is the persons mass on saturn how do i solve this, i dont need the answers, just an explanation
November 14, 2008 by kim

Calculus
A lighthouse is located on a small island 4 km away from the nearest point P on a straight shoreline. Its light makes 3 revolutions per minute. How fast is the beam of light moving along the shoreline when it is 1.7 kilometers from P ?
October 19, 2011 by Anonymous

Math
a bus travels 240 kilometers at 60 kph and then returns at 40 kph.. what is the average speed in kilometers per hour for the round trip?
August 13, 2013 by Mae

Science
Approximately how long does an earhquake P-wave take to travel the first 6500 kilometers after the earthquake occurs? a. 6.5 min b. 8.0 min c. 10.0 min d. 18.5 min
March 24, 2009 by Angie

math
Saturn is 6 times further from the Sun than Mars. Define a variable and write and expression for the distance of Saturn from the Sun.
September 8, 2010 by Tammy

math
Saturn is 6 times further from the Sun than Mars. Define a variable and write and expression for the distance of Saturn from the Sun. Not the same person
September 8, 2010 by James

help i have no idea!!!!!!
3.Sam is a mailman who delivers mail in a mail truck. His route is 2 kilometers long. He usually starts his route at 8:00 am and finishes by 12:00pm If Sam decided to get a bigger route that is 12 kilometers long, what does his average speed need to be to start and finish at ...
March 18, 2014 by eduarda

8th grade math
Light travels approximately 5.87 X 10^12 miles in one year. This distance is called a light year. Suppose a star is 2 X 10^4 light years away. How many miles away is that star? Please help with detailed steps to solve problem. Thanks.
September 29, 2009 by Kendall

8th grade math
Light travels approximately 5.87 X 10^12 miles in one year. This distance is called a light year. Suppose a star is 2 X 10^4 light years away. How many miles away is that star? Please help with detailed steps to solve problem. Thanks.
September 30, 2009 by kendall

Math, anyone, plz help
Astronomers measure large distances in light-years. One light-year is the distance that light can travel in one year, or approximately 5.88 * 10^12 miles. Suppose a star is 1.23 * 10^2 light-years from Earth. In scientific notation, approximately how many miles is it? (1 point...
February 20, 2014 by Gabby

physics
he speed of light in a vacuum is about 3.00 108 m/s how many kilometers a pulse from a laser beam travels in exactly 3.9 hours.
September 5, 2011 by Anonymous

Homework help plz( Steve or Reiny)
Astronomers measure large distances in light-years. One light-year is the distance that light can travel in one year, or approximately 5.88 * 10^12 miles. Suppose a star is 1.23 * 10^2 light-years from Earth. In scientific notation, approximately how many miles is it? (1 point...
February 20, 2014 by Gabby

physics
An interstellar ship has a mass of 1.20 X10^6 kg and is initially at rest relative to a star system. a) what constant acceleration is needed to ring the ship up to a speed of .10c (where c is the speed of light, 3.0X10^8 m/s) relative to the star system in 3 days? b) what is ...
November 26, 2006 by Dee

math
if two dice are rolled 360 times, approximately how many times should you expect a sum of 7
May 10, 2010 by tk

Math
The earth is approximately a sphere. It's diameter is about 12730km. Water covers approximately 66% of the earths surface. How many square kilometers of land covers the earths?
August 31, 2012 by Danielle

chemistry
Light travels at 3.00 x 10^8 m/s. If the starlight from the Unicorn galaxy takes 1 year 47 days and 2 hours to reach us. How far away is it in kilometers?
May 13, 2014 by aira

math
the speed of light is 1.86 times 10 with the power of 5 miles per second. using a year of 365 days, how far does light travel in a year?
December 20, 2011 by Anonymous

math
the speed of light is1.86 times 10 with a power of 5 miles per second. using a year of 365 days, how far does light travel in a year?
December 20, 2011 by cathey

scientific notation
the speed of light is1.86 times 10^5 miles per second. using a year of 365 days, how far does light travel in a year?
December 20, 2011 by cathey

Pre algebra
A cyclist rides her bike at a speed of kilometers per hour. What is this speed in kilometers per minute? How many kilometers will the cyclist travel in minutes? Do not round your answers.
April 26, 2014 by David

physics
Its 80 kilometers from point A to point B. Someone travels at an average speed of 40 kilometers per day and takes a negligible amount of time at point B to turn around to head back to point A. At what average speed must the person travel back to point A so that for the entire ...
January 29, 2012 by Anonymous

hmsa
Use the fact that speed of light in a vacum is about 3.00×10 to the 8 m/s to determine how many kilometers a pulse from a laser beam travels in exactly 1.5 hour (s)
September 16, 2014 by lenworth

Math
Simplify the expression. (-4)^-6(-4)^-7 My answer: -4 Simplify and give the answer in scientific notation. (5 X 10^6((3 X 10^5) My answer: 1.5 X 10^12 (3 X 10^6)(8 X 10^-4) My answer: 2.4 X 10^3 Astronomers measure large distances in light-years. One light-year is the distance...
February 6, 2014 by Anonymous

math
5.Escape velocity is the speed necessary to escape the gravitational pull of a plant. The escape velocity of Earth is 11.3 kilometers per second, while the escape velocity of Saturn is 310% of that. What is the escape velocity of Saturn?
July 8, 2014 by Johnny

Calculus
The maker of an automobile advertises that it takes 11 seconds to accelerate from 15 kilometers per hour to 90 kilometers per hour. Assuming constant acceleration, compute the following. What is the distance the car travels during the 11 seconds (Round your answer to two ...
November 14, 2014 by Jessica

algebra 2
The mass of Saturn is about 5.688 10^23 metric tons. The mass of the sun is about 1.998 x 10^27 metric tons. About how many times the mass of Saturn is the mass of the sun? Give answer in scientific notation. The mass of the sun is about ----- times the mass of Saturn.
June 13, 2010 by at

Science
What is a light year? How long does it take for light to reach the Earth from the Sun?
September 21, 2010 by Jim

MATH
LIGHT TRAVES AT 186,300 MILES PER SECOND. IF IT TAKES 8.32 MINUTES FOR LIGHT TO TRAVEL TO EARTH FROM THE SUN, HOW FAR AWAY FROM EARTH IS THE SUN. WRITE YOUR ANSWER IN SCIENTIFIC NOTATION.
May 7, 2014 by JOHN DUNN

math
One mile is equal to: A} 1.61 kilometers B} 3.52 kilometers C} 0.91 kilometers D} 2.34 kilometers
February 13, 2010 by matty

Math
300 kilometers, 180 kilometers and 200 kilometers represents the trips that ms axler took in her job this week. How many kilometers had ms axler traveled when she was at the one third point in each trip? Explain your reasoning
November 4, 2014 by Anonymous

pre-calculus
A developer wants to build homes on a rectangular plot of land 4 kilometers long and 3 kilometers wide. In this part of the city, regulations require a greenbelt of uniform width along two adjacent sides. The greenbelt must be 10 times the area of the development. find the ...
October 14, 2011 by jordan

Physics
If a car is going .197 meters per second, how long will it take to go 5 kilometers (assuming the ground is perfectly flat).
October 6, 2013 by Nick

physics
Use the fact that the speed of light in a vacuum is about 3.00 108 m/s to determine how many kilometers a pulse from a laser beam travels in exactly 4.9 hour(s)
August 23, 2011 by Anonymous

physics
Use the fact that the speed of light in a vacuum is about 3.00 108 m/s to determine how many kilometers a pulse from a laser beam travels in exactly 4.9 hour(s)
August 23, 2011 by Anonymous

Math
Two planes started at the same time from two airports that are 3600 kilometers apart and flew toward each other. One plane flew at 792 kilometers and the other flew at 888 kilometers per hour. In how many hours were the planes still 240 kilometers part?
October 22, 2009 by Keanu

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